Alí H. Bahsas B.

A. Personal Information

Name

Alí Hasan

Last Name

Bahsas Bahsas

Address

Universidad de Los Andes, Facultad de Ciencias,

Departamento de Química, Edif. “A” La Hechicera,

Mérida, Edo. Mérida – Venezuela

Cel: 58-414-7440599

Cel: 58-426-8885270

Telf. (FAX) 58-274-2443909 – 2401283

bahsas@ula.ve alibahsas@cantv.net

alibahsas@gmail.com rmnula@gmail.com

http://webdelprofesor.ula.ve/ciencias/bahsas

http://www.ciens.ula.ve/~bahsas

http://www.ciens.ula.ve/~lrmn

B. Professional Career:

Licentiate in Chemistry

Universidad de Los Andes, Mérida, Venezuela. 1974-1979.

Thesis:

Phytochemical Study of Eupatorium inulaefolium H.B.K., 1979

Ph.D.: Doctor of Philosophy

with a Major in Organic Chemistry, Indiana University. Bloomington, Indiana, U.S.A. 1983-1987.

Thesis:

Immonium Ion Based Synthetic Methodology, 1987

C. Positions

Universidad de Los Andes, Faculty of Science, Department of Chemistry

Assistantship, Department of Chemistry, ULA, Jan. 1975 – Dec. 1976.

Auxiliary Professor, January 1977 - July 1979.

Instructor Professor with Exclusive Dedication by Competitive Examination, July 1979 – October 1983.

Doctoral Study at Indiana University, Bloomington, Indiana, U.S.A. 1983 - 1987.

Assistant Professor (I) with Exclusive Dedication, 1988.

Assistant Professor (II) with Exclusive Dedication, November 1988 - October 1998.

Associate Professor with Exclusive Dedication, November 1998 - November 2003.

Exclusive Dedication Professor, November 2003 -

Retired Professor, February 2009.

D. Scholarship & Awards:

Scholarship from Universidad de Los Andes for doctoral study at Indiana University, Bloomington, Indiana, U.S.A., 1983 - 1987.

Promoting Research Award from “The National Counsel of Science and Technology,” Level I (CONICIT), 1991.

Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 1997.

The National Committee of Academic Benefits for Professors Award (CONABA) 2000.

Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2001 - 2003.

Researcher Exchange Program, actualization courses in Salamanca University, Spain; Bordeaux University, France; Lille University, France and La Laguna University, Tenerife, Spain, May-June 2002.

Promoting Research Award from “The National Counsel of Science and Technology,” Level II (FONACIT), 2002 - 2005.

Direct Support to Groups Award (ADG), the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes awarded to the Natural Products Group Members, 2002.

Award from the National Committee of Academic Benefits for Professors (CONABA). 2003

Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2003 - 2005.

Direct Support to Groups Award (ADG), the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes awarded to the Natural Products Group Members, 2004 - 2006

Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2005-2007.

Promoting Research Award from “The National Counsel of Science and Technology” PPI-Level III (FONACIT), 2005-2009.

Direct Support to Groups Award (ADG), the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes awarded to the Natural Products Group Members, 2006 - 2008

Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2007 - 2009

Direct Support to Groups Award (ADG), the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes awarded to the Natural Products Group Members, 2008 - 2010

Distinctions:

Recognition from Universidad de Los Andes for the Nomination at the Promoting Research Award (CONICIT), 1991.

Diploma “Honor to the Merit” as Worker of the Universidad de Los Andes during 20 Years, 1997.

Recognition from the Postgraduate Division of the Faculty of Science for the Research and Academic Activities realized in the Interdisciplinary Postgraduate of Applied Chemistry, PIQA, 1998.

Recognition from the Interfacial Phenomena and Petroleum Recovery (FIRP), for the Realized Work done at the Nuclear Magnetic Resonance Laboratory, 1999

Recognition from the Professors Affaires Office of Universidad de Los Andes for the Nomination at the Academic Benefice Program (CONABA), 2000.

Recognition from the Department of Chemistry of Universidad de Los Andes for the Excellent Work done at the Nuclear Magnetic Resonance Laboratory, June 2000.

Recognition from the Professors Affaires Office of Universidad de Los Andes for the Nomination at the Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2001

Recognition from the Department of Chemistry of Universidad de Los Andes for the Excellent Work done at the Nuclear Magnetic Resonance Laboratory, July 2001.

Recognition from the Academic Vice-chancellor of Universidad de Los Andes for the Nomination at the Stimulating Research Award from the Counsel of Developing Science Humanity and Technology of Universidad de Los Andes, PEI (CDCHT-ULA), 2005.

Distinction for Outstanding Academic Trayectory of the Science Faculty of, Universidad de Los Andes: Outstanding Scientific, Teaching, and Extension Trayectory in Chemistry, May 2008.

Distinction for Academic Merit Awarded by the Professors Affaires Office of Universidad de Los Andes, Dec 2009.

Distinction for Outstanding Scientific, Teaching, and Extension Trayectory in Chemistry, Mar 2010.

Distinction for Academic Trayectory Awarded by the Student Community of Science Faculty of Universidad de Los Andes, Nov 2010.

Contests & Promotions:

Assistantship of Chemistry I, March 1975.

Assistantship of Chemistry II, January 1976.

Half Time Auxiliary Professor, Organic Chemistry Laboratory I-B, February 1977.

Full Time Auxiliary Professor, General Chemistry Laboratory I, January 1978.

Instructor Professor with Exclusive Dedication by Credentials, Contest General Chemistry Laboratory I, July 1979.

Instructor Professor with Exclusive Dedication by Competitive Examination, May 1980. Organic Chemistry II.

Promoted to Assistant Professor (I) with Exclusive Dedication by Reclassification, October 1988.

Promoted to the category of Assistant Professor (II) with Exclusive Dedication, November 1988. Promoting Work: Study Oriented toward the Synthesis of Glaucarubolone.

Promoted to the category of Associate Professor with Exclusive Dedication, November 1998. Promoting Work: Synthesis & Determination of Structures of Tetrahidroquinoline Derivatives.

Promoted to the category of Titular Professor with Exclusive Dedication by Reclassification, November 2003.

Academic Activities:

1. Undergraduate:

Chemistry I (1975, 1981-1982, 1988-1990)

Chemistry II (1976)

Organic Chemistry Laboratory 1-B (1977)

Chemistry Laboratory I (1978)

Organic Chemistry 1-B (1979-1982)

Organic Chemistry 1-A (1991, 1993, 1995)

Organic Chemistry II (1992, 1994, 1995, 1999, 2002, 2003, 2005-2006, 2008)

Organic Chemistry III (1996-1998, 2000-2001, 2004-2005, 2007-2008)

Organic Synthesis (2004)

2. Graduate:

Introduction to Investigation I (1990, 1993, 2005)

Organic Reaction (1990-1991,1993)

Introduction to Investigation II (1991, 1994)

Organic Synthesis I (1991,1994,2004)

Seminar I (1994)

Special Topic II (1996)

Seminar II (1996)

Applied Computation (1993,1995-1998)

Advances in Molecular Structure Elucidation (2002, 2006)

3. Imparted courses:

Molecular Spectroscopy Course for Chemistry Undergraduate Students. Universidad de Los Andes, May-June 2000.

Molecular Spectroscopy Course for Biology and Pharmacy Undergraduate Students, Universidad de Los Andes, May 2001.

Nuclear Magnetic Resonance Course for Physic Graduate Students, Universidad de Los Andes, July 2001.

Molecular Spectroscopy Course at the National Meeting of Science Students (ENEC), Universidad de Los Andes, November 2003.

Nuclear Magnetic Resonance Bidimensional Techniques, Postgraduate Students in Chemistry, Faculty of Science, Santander Industrial University, Bucaramanga, Colombia, March, 2006.

School on Materials Applications of the Organic Solid State – SMAOSS, Universidad de Los Andes, 4-7, July 2007.

Initiation to Design, Evaluation and Detection Techniques of Medicine, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, 17-21, September 2007.

Workshop on Chemical-Structure Interpretation and Elucidation 08-12 September, 2008, Postgraduate Program, School of Chemistry, Universidad Industrial de Santander, Bucaramanga, Colombia.

Workshop Technical Charaterizacion of Medicinal Products, Activity Organized during the Celebration of the International Year of Chemistry, Universidad de Los Andes, 2-4, Febrauary 2011.

Course: The World of Surfactant, Aplication and Structural Elucidation. Activity Organized during the Celebration of the International Year of Chemistry, Universidad de Los Andes, 2-4, May 2011.

4. Didactic Material:

Preparation of Software and Data Base for the Determination of Infrared (IR) Absorption Bands. May 2000.

Preparation of Software and Data Base for the Determination of Ultraviolet Spectra (UV) Absorption Bands. May 2000.

Preparation of Software and Data Base for the Determination of Nuclear Magnetic Resonance (NMR) Chemical Shifts. May 2000.

Preparation of Software and Data Base for the Determination of Mass Spectrometry Peaks. May 2000

Preparation of Software for Nuclear Magnetic Resonance (NMR) Bidimensional Experiments. May 2000.

Preparation and Application of PowerPoint Format to Uni- y Bi-dimensional Spectra of Natural and Drugs Compounds, “Advance in Molecular Structure Elucidations”, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Sept. 2002.

Aditional Academic Activities:

A. Academic Jury of Licentiate Thesis:

Br. Indyra L. Mora S.; Síntesis de Aminas con Catalizadores Organometálicos de Rutenio, September 1997 , Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Bernardo Fontal

Br. Ichiro E. Pérez Kuroki; Síntesis de un Surfactante Extendido con Cabeza Glucosa y Carboxilato; November 1998, Department of Chemistry, Faculty of Science, ULA, Tutor: Matilde Miñana de Pérez.

Br. Damaris E. Zambrano G.; Exploración de la Actividad Catalítica del Ru₃(CO)₁₀(u-dppm) en la Síntesis de Aminas, 1999 , Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Bernardo Fontal

Br. Blanca L. Vásquez C.; Aspectos Mecanísticos de la Glucación No Enzimática in vitro de la Hemoglobina Usando Fosfatos Orgánicos y Carboxilatos; 2000, Department of Chemistry, Faculty of Science, ULA, Tutora: Dra. Herminia Gil.

Br. Isolda Romero C.; Síntesis y Caracterización de Derivados de Tetrahidroquinolinas, May 2002, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Alí Bahsas.

Br. Belsymar Castillo; Estudios Comparativos de las Propiedades Catalíticas del Complejo RuCl₂(TPPMS)₃(DMSO) en Medio Bifásico Orgánico/Agua y Líquidos Iónicos; April 2003, Department of Chemistry, Faculty of Science, ULA, Tutor: MSc. Trino Suárez.

Br. Maira Moreno; Caracterización de los Lípidos en Rhodnius prolixus por Medio de Resonancia Magnética Nuclear. May, 2003, Biology Department, Faculty of Science, ULA, Tutor: Dr. Elis Aldana.

Br. José G. Lías D.; Polimerización del Óxido de Propileno Mediante Catalizadores de Coordinación, December 2003, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Hugo Martínez.

Br. Carlos Valero; Remoción de Compuestos Ácidos Presentes en el Combustible Jet Mediante el Uso de Adsorbentes, March 2004, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Freddy Imbert

Br. Darymar Dávila M.; Uso de Difenilcinc como Iniciador en la Copolimerización de la e–Caprolactona y L-Lactida, June 2004, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Jesús Contreras.

Br. Robert A. Toro H.; Caracterización por Técnicas de Difracción de Rayos-X, RMN, FT-IR y TGA-DSC de Diversos Compuestos Farmacológicamente Activos, Sometidos a Distintas Condiciones de Cristalización, April 2005, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. José M. Delgado.

Br. María Lucía Franco L.; Estudio de la Estabilidad de un Jarabe Comercial para la Tos, February 2006, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Alí Bahsas

Br. Luis E. Seijas; Síntesis y caracterización estructural de derivados de la L-prolina, July 2006, Department of Chemistry, Faculty of Science, ULA, Tutor: Gerzon Delgado.

Br. Giuseppe E. Giammanco B.; Síntesis y Polimerización de Algunos Derivados n-Alquílicos del Estireno, September 2006, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Francisco López C.

Br. Alfonso Rivas; Síntesis de un Hidrogel Físico Basado en Biomateriales, September 2006, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Cristóbal Lárez.

Br. Leonardo Barrios; Reacciones de Diclorocarbenos con Alcoholes, May 2007, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Alí Bahsas.

Br. Johanna Josefina Dávila Ramos; Síntesis y Reacciones de n-alquilestirenos, November 2007, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Francisco López Carrasqueño.

Br. Simón Eduardo Barrios Ramírez; Modificación Chemistry de Almidón de Yuca Nativo mediante Reacciones de Carboximetilación, November 2007, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Francisco López Carrasqueño.

Br. Elizabeth Coromoto Rangel Rangel, Síntesis y Caracterización de algunos Copolímeros derivados del Ácido Itacónico, November 2007, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Francisco López Carrasqueño.

Br. Israel Parada Puig, Comportamiento Mesoscópico del Flujo de una Solución Coloidal en un Cilindro, November 2007, Department of Chemistry, Faculty of Science, ULA, Tutor: Dr. Pedro Colmenares.

Br. Manuel O. Hernández H.; Síntesis y Caracterización Estructural de Derivados Hidantóicos de Aminoácidos Naturales, April 2008, Department of Chemistry, Faculty of Science, ULA, Tutor: Prof. Gerzon Delgado

Br. Eveleidy K. Lacruz V.; Estudio Fitoquímico de la Especie Simsia pubescens, Department of Chemistry, Faculty of Science, ULA, May 2008. Tutor: Prof. Paulino Delgado.

Br. Vicmar E. González V.; Caracterización por Difracción de Rayos X y RMN Uni y Bidimensional de Potenciales Fármacos, Department of Chemistry, Faculty of Science, ULA, May 2008. Tutora: Dra. Asiloé Mora.

Br. Evelyn C. Osal C.; Caracterización por Difracción de Rayos-X y RMN uni y Bidimensional de un Potencial Fármaco: 6,11-Dihidro-11-etil-5H-dibenz[b,e]azepina, Department of Chemistry, Faculty of Science, ULA, May 2008. Tutora: Dra. Asiloé Mora.

Br. Angel L. Lunar B.; Caracterización Energética y Estructural del Acido 1-Amino-1-ciclopentilcarboxilico Interactuando con Ácido Oxálico y Agua, Department of Chemistry, Faculty of Science, ULA, May 2008. Tutor: Dr. Rafael Almeida.

Br. María A. Medina P.; Síntesis y Determinación de la Estructura Cristalina y Molecular de Derivados N-carbomoilo e hidantoína de la L-alanina. Department of Chemistry, Faculty of Science, ULA, November 2008. Tutor: Prof. Gerzon Delgado.

Br. Gabriela D. Pineda M.; Síntesis de Derivados de Cumarina Mediante Reacciones de Condensación Asistida por Microondas, Depto. de Química, Fac. de Ciencias, ULA, July 2010. Tutor: Dr. Andrés Abad.

Br. Raúl L. Calistri; Aplicación de las Reacciones de Condensación en la Síntesis de Derivados Cumaroides, Depto. de Química, Fac. de Ciencias, ULA, October 2010. Tutor: Dr. Andrés Abad.

B. Academic Jury of Specialty Works:

Msc. Elizabeth Gutiérrez; Técnicas Voltamétricas. Voltametría Cíclica y de Pulso Diferencial. Un Ensayo con el Análisis de Nicotina; Electrochemistry Option, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, 1990, Tutora: Dra. Olga Márquez.

MSc. Pierre Fredrik Andersson; Estudio de la Estabilidad de la Sultamicilina por Técnicas de RMN. Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, 2006, Tutor: Dr. Alí Bahsas.

C. Academic Jury of Magister Thesis:

Lic. Flavio Arango; Estudio Orientado Hacia la Síntesis de la Ranitidina, un Compuesto Antiulcerativo, 1997, Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Alí Bahsas.

Farm. Rosa A. Vielma R.; Estudio Orientado Hacia la Síntesis de la Ciprofloxacina, un Antibiótico, 1997, Postgraduate in Medicinal Chemistry, Faculty of Pharmacy, Tutor: Dr. Alí Bahsas.

Farm. César Scorza, Síntesis de Surfactantes Extendidos con Cabeza Polar Carbohidrato, Postgraduate in Medicinal Chemistry, Faculty of Pharmacy, May 1997, Tutora: Dra. Matilde Miñana.

Lic. Iris Santos; Estudio Orientado Hacia la Síntesis de la Nicardipina, un Agente Antihipertensivo, March 1998, Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Alí Bahsas.

Lic. Reina Hernández; Estudio Orientado Hacia la Síntesis de la Ticlopidina, un Compuesto Antitrombótico, April 1998, Option Organic, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Alí Bahsas.

Farm. Marielba Morillo S.; Síntesis de la Chacotriosa, 1999, Postgraduate in Medicinal Chemistry, Faculty of Pharmacy, Tutor: Dr. Alfredo Usubillaga.

Violeta V. Alegre R.; Investigação Teórica da Reatividade de trans-trans-Farnesol Isolado das Folhas de Caesalpinia ferrea (JUCÁ), 1999, Programa de PósGraduação em Chemistry da Universitye do Amazonas, Tutor: Dr. Antonio Flávio de Carvalho Alcántara.

Lic. Alexander O. Briceño Villarreal, Estudio Estructural por Difracción de Rayos-X y Comportamiento en el Estado Sólido de Derivados de Metales Alcalino-Térreos de los Ácidos Fumárico, Citracónico y Mesacónico; February 2000, Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutora: Dra. Graciela D. De Delgado.

Farm. María E. Rondón, Aislamiento, Purificación e Identificación de los Compuestos Terpénicos Presentes en los Látex de las Especies de Euphorbia Cotinifolia L. Y Euphorbia latazii Kunth; February 2001, Postgraduate in Medicinal Chemistry, Faculty of Pharmacy, Tutor: Dr. Antonio Morales.

Ing. Álvaro A. Uzcátegui P.; Transformación de m-Cresol Sobre Zeolitas Tipo MFI con Diferente Relación Si/Al, July 2001, Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Fredy Imbert.

Farm. Álvaro Fernández, Síntesis de Nuevos Surfactantes Extendidos con Cabeza Polar Carbohidrato, 2001, Postgraduate in Medicinal Chemistry, Faculty of Pharmacy, Tutor: Alfredo Usubillaga.

Farm. Adolfo Moreno; Aislamiento, Identificación y Estudio de Algunas Transformaciones Químicas en Derivados del Kaureno, Presentes en Especies del Género Espeletia s.l., 2002, Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Juan M. Amaro Luis, Co-Tutor: Dr. Alí Bahsas.

Lic. Marvelis E. Ramírez R.; Efecto del Porcentaje de Co-monómeros y de Entrecruzante en las Propiedades Mecánicas y de Hinchamiento de Hidrogeles de Poli(ácido acrílico-co-monoitaconatos aromáticos), 2003 Polymer Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Gilberto Perdomo.

Lic. Carlos Torres; Degradación Térmica de Polímeros: Análisis por Volatilización Térmica y Análisis por Volatilización Térmica en Subambiente, 2004 Polymer Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Gilberto Perdomo.

Farm. Janett C. Fernández M.; Estudio Fitoquímico del Pseudognaphalium caeruleocanum (Steyermark) Anderberg. Postgraduate in Medicinal Chemistry Faculty of Pharmacy, September 2006. Tutora: Prof. Diolimar Buitrago.

Farm. Patricia Quintero R.; Caracterización por Difracción de Rayos-X de Compuestos que Presentan Actividad Farmacológica. Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, December 2007, Tutora: Dra. Graciela Díaz de Delgado.

Lic. Auribel Uzcátegui M., Estudios de cristalización y caracterización por Difracción de Rayos-X de principios activos farmacéuticos e intermediarios en la síntesis de principios activos. Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, May 2008, Tutora: Dra. Graciela Díaz de Delgado.

Lic. Isolda Romero Canelón, Síntesis y Caracterización de Ligandos Tipo Base de Schiff con Donadores Nitrogenados, Oxigenados y Sulfurados y sus Complejos de Metales de Transición. Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, June 2009, Tutor: Dr. Bernardo Fontal

D. Academic Jury of Doctor Candidate Examination:

Eugenio Quintero, Doctor Candidate Examination, Postgraduate of Physics in Condensed Matter, October 2003, Physics Department, Faculty of Science, Universidad de Los Andes, Tutor: Dr. Rafael Tovar.

MSc. Álvaro A. Fernández M.; Development of Computational Tool For Cuantitative Analysis of Structure-Activity Relation, May 2008, Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Dr. Luis Rincón.

MSc. Jorge Almarza; Structure and Mechanism of Anthocyanidine Synthasa of Arabidopsis thaliana, june 08, Materials Study Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, Tutor: Francisco Brito.

MsC. Andrés Felipe Yepes Pérez; Diseño y Sintesis de Nuevos y Promisorios Agentes Antiparasitarios y Neurolepticos Derivados de 1,4-Epoxi-2- aril(heteroaril; alquil)-tetrahidronafto[1,2-b]azepinas y sus Productos de Apertura Reductiva, September 08, Laboratory of Synthesis Organic, School of Chemistry, Faculty of Science, Industrial University of Santander. Bucaramanga, Colombia. Tutor: Alirio Palma.

Lic. Julia E. Bruno C.; The Hydrogen-Bonding Patterns of 3-phenylpropylammonium Benzoate and 3-phenylpropylammoniun 3-iodobenzoate: Generation of Chiral Crystals from Achiral Molecules". Acta Crystallographica (2008), C64, o626-o629, October 2010, Materials Study Mention, PIQA, Tutora: Graciela Díaz de Delgado.

Farm. Alexis Peña; Sesquiterpene Lactones from Gonospermum gomerae and G. fruticosum and Their Cytotoxic Activities, J. Nat. Prod. 2008, 71, 2015–2020, Organic Mention, PIQA, December 2010, Tutor: Dr. Alfredo Usubillaga.

Farm. Thayded Villasmil; Anti-inflammatory Triterpenes from the Leaves of Rosa laevigata, J. Nat. Prod. 2011, 74, 732–738, Organic Mention, PIQA, septiembre 2012, Tutor: Dr. Alfredo Usubillaga.

E. Academic Jury of Doctorate Thesis:

Lucido Iarrusso Musto; Síntesis de Nuevos Epóxidos y Evaluación de su Actividad Antimalárica como Inhibidores de la Proteasa Cisteínica de Plasmodium falaciparum, 1999, Drugs Chemistry Doctor, Faculty of Pharmacy, Central University of Venezuela, Tutor: Dr. José N. Domínguez.

César Scorza; Síntesis y Estudio de las Propiedades Anfifílicas de Surfactantes Extendidos Derivados de Glúcidos, July 2001, Applied Science Doctorate, Engineering Faculty, ULA, Tutor: Dr. Alfredo Usubillaga.

Vialé Rosales, Síntesis y Actividad Biológica de Compuestos Poliprenoides y Policíclicos, November 2003, Faculty of Pharmacy, Central University of Venezuela, Tutor: Dr. Jorge L. Zambrano P.

Rosa L. Aparicio Z., Estudio Orientado hacia la Hemisíntesis del Kaurenato de Chacotriosa y otros Derivados del Ácido Kaurénico, December 2008, Faculty of Farmacy, Universidad de Los Andes. Tutor: Dr. Alfredo Usubillaga.

Lic. Freddy A. Carrillo R.; a) Diterpenes from ent-kaurene serie, b) Chiral Receptor of Cations formed by β-Talose units, Doctor in Chemistry , Postgrado Interdisciplinario en Química Aplicada, Organic Chemistry Mention - Natural Products, Science Faculty, Universidad de Los Andes. Co-Tutor: Dr. Juan M. Amaro L.

F. Academic Jury of Competitive Examination:

Department of Chemistry Representative to the Academic Jury of Instructor Opposition Contest as Exclusive Dedication in the Organic Chemistry Area, Faculty of Science, ULA, 1994

Department of Chemistry Representative to the Academic Jury of Instructor Opposition Contest as Exclusive Dedication in the Organic Chemistry Area, Faculty of Science, ULA, 1996

Department of Chemistry Representative to the Academic Jury of Instructor Opposition Contest as Exclusive Dedication in the Organic Chemistry Area, Faculty of Science, ULA, 2000

G. Academic Jury of Promoting Works:

Members of Academic Jury for the Promotion to Assistant (I) Professor Category of Prof. Elizabeth Salazar, Estudio con Ácido Itacónico: a) Síntesis de sus Monómeros Halogenados, b) Policondensación con Glicoles, January 1990.

Members of Academic Jury for the Promotion to Assistant (I) Professor Category of Prof. Luis Rincón, May 1997

Members of Academic Jury for the Promotion to Associate Professor Category of Prof. Alfonso Loaiza, October 1999

Members of Academic Jury for the Promotion to Assistant (II) Professor Category of Prof. Alberto Oliveros, November 2002

Members of Academic Jury for the Promotion to Assistant (I) Professor Category of Prof. Román Romero, October 2004

Members of Academic Jury for the Promotion to Professor Category of Prof. Carmelo Rosquete, October 2004

Members of Academic Jury for the Promotion to Assistant (I) Professor Category of Prof. Ricardo Contreras, April 2005

Members of Academic Jury for the Promotion to Associate Professor Category of Prof. Sergio González, July 2005

Members of Academic Jury for the Promotion to Titular Professor Category of Prof. Roy Little, January 2009.

E. Formation of Professionals:

Tutor of Thesis of Chemistry licentiate: 2002-

Br. Isolda Romero C.; Síntesis y Caracterización de Derivados de Tetrahidroquinolinas. Department of Chemistry, Faculty of Science, ULA, May 2002

Br. María Lucía Franco L.; Estudio de la Estabilidad de un Jarabe Comercial para la Tos, Department of Chemistry, Faculty of Science, ULA, February 2006.

Br. Leonardo Barrios; Reacciones de Diclorocarbenos con Alcoholes, Department of Chemistry, Faculty of Science, ULA, May 2007.

Br. Eveleidy K. Lacruz V.; Estudio Fitoquímico de la Especie Simsia pubescens, Department of Chemistry, Faculty of Science, ULA, May 2008. Co-Tutor with Prof. Paulino Delgado.

Br. Gabriela D. Pineda M.; Síntesis de Derivados de Cumarina Mediante Reacciones de Condensación Asistida por Microondas, Depto. de Química, Fac. de Ciencias, ULA, Finalizado en Julio 2010. Co-Tutor with Dr. Andrés Abad.

Br. Raúl L. Calistri; Aplicación de las Reacciones de Condensación en la Síntesis de Derivados Cumaroides, Depto. de Química, Fac. de Ciencias, ULA, October 2010. Co-Tutor with Dr. Andrés Abad.

Tutor of Thesis of specialist in Chemistry: 2005-2006

MSc. Pierre Fredrik Andersson; Estudio de la Estabilidad de la Sultamicilina por Técnicas de RMN. Organic Mention, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), July 2006.

Tutor of Thesis of magister in Chemistry: 1993-2002

Lic. Flavio Arango; Estudio Orientado Hacia la Síntesis de la Ranitidina, un Compuesto Antiulcerativo. Organic Option, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), April 1997.

Farm. Rosa A. Vielma R.; Estudio Orientado Hacia la Síntesis de la Ciprofloxacina, un Antibiótico. Postgraduate in Medicinal Chemistry Faculty of Pharmacy, ULA, December 1997.

Lic. Iris Santos; Estudio Orientado Hacia la Síntesis de la Nicardipina, un Agente Antihipertensivo. Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), February 1998.

Lic. Reina Hernández; Estudio Orientado Hacia la Síntesis de la Ticlopidina, un Compuesto Antitrombótico. Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA) May 1998.

Farm. José A. Moreno; Aislamiento, Caracterización y Estudio de Algunas Reacciones Químicas de Diterpenos del ent-Kaurano, Presentes en la Espeletia schultzii Wedd. Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), April 2002. Co-Tutor with Dr. Juan Manuel Amaro Luis

Tutor of Doctor Thesis in Chemistry: 2006-2011

Lic. Freddy A. Carrillo R.; a) Diterpenes from ent-kaurene serie, b) Chiral Receptor of Cations formed by β-Talose units, Doctor in Chemistry, Postgrado Interdisciplinario en Química Aplicada, Organic Chemistry Mention - Natural Products, Science Faculty, Universidad de Los Andes. Co-Tutor: Dr. Juan M. Amaro L.

F. Prrofessional & Scientific Association:

Member of Organic Chemistry Area of the Chemistry Department, ULA. 1979-

Member of Professors Association, Universidad de Los Andes, APULA 1979-

Member of Science College, Mérida Section, 1979-

Member of the Venezuelan Association for Advance of Science (AsoVAC), 1979-

Member of the Iberoamerican Program of Science y Technology for Development (CYTED), Sub-Program X, Pharmaceutic and Fine Chemistry, 2001-

Administrative Activities:

1. Foundation of Postgraduate Programs and Laboratories:

Founder Member of Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), 1988.

Founder Member of Nuclear Magnetic Resonance Laboratory, 1998.

Founder Member of Integrated Postgraduate in Chemistry, 1999.

2. Coordinations:

Coordinator of the Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), 1988-1996.

General Coordinator of Budget of the Interdisciplinary Postgraduate in Applied Chemistry (PIQA), 1993-1998.

Coordinator of the Nuclear Magnetic Resonance Laboratory. 1998-

Coordinator of the Organic Option of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), 2002-2004

Coordinator of Interdisciplinary Postgraduate in Applied Chemistry (PIQA), 2004-2006

Coordinator of the Nuclear Magnetic Resonance Laboratory-ULA Node. 1998-

3. Representations:

Member of the Evaluation Committee of the Department of Chemistry as Student Representative, Faculty of Science, ULA, 1976-1978.

Secretary of Finance of the Student Centre of Faculty of Science, ULA. 1977-1979.

Member of the Department of Chemistry Counsel as Instructors Representative. Faculty of Science, ULA, 1980-1981.

Member of the Postgraduate in Medicinal Chemistry Counsel, Faculty of Pharmacy, ULA, 1989-1996.

Member of the Department of Chemistry Counsel as Professor Representative. Faculty of Science, ULA. 1990-1992.

Member of the Committee for Acquisition and Operation of the Nuclear Magnetic Resonance Instrument. 1995-1998.

Universidad de Los Andes Representative to the Integrated National Postgraduate in Chemistry. 1997-2000.

Member of the Electoral Sub-Commission - Faculty of Science, ULA. 1998-2000.

Member of the Department of Chemistry Counsel as Professor Representative. Faculty of Science, ULA. 1998-2000.

Member of the Electoral Sub-Commission - Faculty of Science to the Professors Saving System of Universidad de Los Andes (CAPROF) 1999-2001.

Member of the Department of Chemistry Counsel as Professor Representative, Second Period. 2000-2002.

President of the Electoral Sub-Commission - Faculty of Science, ULA. 2000-2002

President of the Electoral Sub-Commission - Faculty of Science, ULA. Professors Saving System of Universidad de Los Andes (CAPROF) 2001-2002.

Member of the Physical Space Committee of, 2002-2003. Department of Chemistry

Member of the Electrical Energy Committee of Faculty of Science, 2002-2004.

Research Activities: 1988-2008

1. Research Projects:

Study Oriented toward the Synthesis of Glaucarubolone, 1988.

Synthesis of Glucantime, an Anti-Leishmaniasic, 1992.

Synthesis of Tetrahidroquinoline Derivatives, using Heterodienofiles of Aril Amines with Aldehides, 1990-1995.

Some compounds with potent pharmacological activity were prepared, 1995.

Study Oriented toward the Synthesis of Active Principles of Medicine of Broad Use: Ciprofloxacin, Dipiridamol, Nicardipin, Omeprazol, Ranitidine and Ticlopidina, 1994-1998.

Synthesis of Tetrahidroquinolinas Derivatives, 1998-2002

Synthesis of 2,3-dialkylquinoline Derivatives, 1999-2002

Study by NMR of Effects of Solvent on Zwitterionic Compounds of Aminoacid, 2000-2002

Structural y Conformational Study of Azitromicin by NMR, 2001-2002

Structural y Conformational Study of Loratidine by NMR, 2002

Structural y Conformational Study of Chloranfenicol by NMR, 2003

Structural y Conformational Study of Amikacin by NMR, 2004

Reactions of Sultamicillin Decomposition, 2005

Carbene Reactions. 2006

2. Research Projects (Collaboration with other Groups):

Spectroscopic Study of Podocarpus oleifolius Buch. & Gray. 1998-2000, Responsible: Prof. Andrés Abad, Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Stevia lucida. 1998-2000, Responsible: Dr. Juan Manuel Amaro Luis, Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Study by Nuclear Magnetic Resonance of Octahydroacridine Derivatives, 1998-2000, Responsible: Dr. Alirio Palma and Dr. Vladimir Kouznetsov, Laboratory of Fine Organic Chemistry, Faculty of Science, Industrial University of Santander, Bucaramanga, Colombia.

Spectroscopic Study of Clibadium surinamense L. 1998-2001, Responsible: Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Solanaceae buxifolium. 1998-2000, Responsible: Dr. Antonio Morales, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Verbesina turbacensis. 1998-2000, Responsible: Prof. Paulino Delgado, Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Protium crenatum Sandwith, 1998-2000, Responsible: Dr. Alfredo Usubillaga, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Baccharis zumbadorensis, 1998-2001, Responsible: Dr. Antonio Morales, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Ageratina neriifolia, 1998-2001, Responsible: Prof. Diolimar Buitrago, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Euphorbia Latazii, 1998-2001, Responsible: Dr. Antonio Morales, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Myrsine ferruginosa, 1998-2001, Responsible: Dr. Juan Manuel Amaro Luis, Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Pseudognaphalium (Klatt) Badillo, 1998-2001, Responsible: Dr. Antonio Morales, Research Institute, Faculty of Pharmacy, ULA.

Study by Nuclear Magnetic Resonance of Ligands of the type Alkyl N,N’-alkyl-bis-(2-amino-1-cyclopentencarbodithioate),1998-2002, Responsible: Dr. Bernardo Fontal, Laboratory of Organometálicos, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Cnidoscolus aconitifolius (Miller) Johnston, 1999-2001, Responsible: Prof. Irama Ramírez, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Spirojulolidines, 1999-2002, Responsible: Dr. Alirio Palma and Dr. Vladimir Kouznetsov, Laboratory of Fine Organic Chemistry, Faculty of Science, Industrial University of Santander, Bucaramanga, Colombia.

Spectroscopic Study of Polysaccharides of the gum of Cederla odorata, 1999-2001, Responsible: Dra. Gladys León de Pinto, Faculty of Humanity and Education, The University of Zulia.

Spectroscopic Study of Cissampelos pareira Linn., 1999-2001, Responsible: Prof. Irama Ramírez, Research Institute, Faculty of Pharmacy, ULA.

Study by Nuclear Magnetic Resonance of Benzazepinones Derivatives, 1999-2002, Responsibles: Dr. Alirio Palma and Dr. Vladimir Kouznetsov, Laboratory of Fine Organic Chemistry, Faculty of Science, Industrial University of Santander, Bucaramanga, Colombia.

Spectroscopic Study of Annona jahnii (Annonaceae), 1999-2002, Responsible: Dra. Trina Colman, Faculty of Pharmacy, Central University of Venezuela.

Spectroscopic Study of the Oxidation Products of Diterpene Derivatives, 2000-2002, Responsible: Dr. Juan Manuel Amaro Luis, Laboratory of Natural Products, Department of Chemistry, Faculty of Science, ULA.

Study by Nuclear Magnetic Resonance of Organometallic Complexes of the type: Cu, Ni, y Co with new Ligands N2S2 of alkyl- N,N’-alkyl-bis-(2-amine-1-cyclopentencarbodithioate, 2000-2002, Responsible: Dr. Bernardo Fontal, Laboratory of Organometallic, Department of Chemistry, Faculty of Science, ULA.

Spectroscopic Study of Ganoderma applanatum, 2000-2002, Responsable: Prof. Irama Ramírez, Research Institute, Faculty of Pharmacy, ULA.

Spectroscopic Study of Protium heptaphyllum (Aubl.) March, 2000-2002, Responsible: Prof. Irama Ramírez, Research Institute, Faculty of Pharmacy, ULA.

Determination of Rhodnius Prolixus Stal Age by NMR, 2002-2003, Responsible: Dr. Elis Aldana, Biology Department, Faculty of Science, ULA.

Study by Nuclear Magnetic Resonance of dibenz[b,e]azepine Derivatives, 2003-2005, Responsibles: Dr. Alirio Palma, Laboratory of Organic Synthesis, Biomolecules Research Centre. Chemistry School, Industrial University of Santander, Bucaramanga, Colombia.

Synthesis and Characterization of Diels-Alder Adducts of Furan with Maleic Anhidride, 2005, Responsibles: Prof. Belkys Ramírez y William Velásquez. Laboratorio de Cristalografía, Department of Chemistry, Faculty of Science, ULA.

Study by Nuclear Magnetic Resonance of the Kinetic Hydrolysis of Maleic Anhidride in Water, 2007, Responsibles: Prof. Belkys Ramírez y William Velásquez. Laboratory of Crystallography, Department of Chemistry, Faculty of Science, ULA.

Synthesis and Physicochemical Characterization of non-ionic Surfactants obtained from Oxa-norbornene type Diels-Alder Adducts, 2012, FIRP Laboratory, Engeniering Faculty, ULA.

Aproximation to the Synthesis and Physicochemical Characterization of non-ionic Gemini Surfactants obtained from Oxa-norbornene type Diels-Alder Adducts, 2012, FIRP Laboratory, Engeniering Faculty, ULA.

Synthesis and Spectroscopical Analysis of Pirazolones Derivatives, 2012, FIRP Laboratory, Engeniering Faculty, ULA.,Responsible Dra. Sonia Koteich.

Synthesis and Spectroscopical Analysis of Anacardic Acid, 2012, FIRP Laboratory, Engeniering Faculty, ULA. Responsible Dra. Sonia Koteich.

3. Grants for Research Projects:

Responsible of the National Research Support Project: National Laboratory of Nuclear Magnetic Resonance, Node-ULA, CONICIT-Project Lab 97000665. 1998-2005

Co-Responsible of the Research Project: Isolation and Identification of Compounds from Decussocarpus rospigliosíi, (S1-97001521) 1999-2004, CONICIT

Co-Responsible of the Research Project: Medium Effects on the Crystalline Structure of Zwitterionic Compounds, (C-990-99-AA) 2001-2005, CDCHT

Co-Responsible of the Research Project: Hydroformilation, Hydrogenation and Carbonization Reactions Catalyzed by Ruthenium Complexes with Soluble Phosphines Supported by Ionic Liquids. Suárez T., Fontal B., Reyes M., Bellandi F., Bahsas A., Ortega J., León G. y Castillo B. (CDCHT-ULA, Código C-1115-02-08-AA).

4. Consultancy and Extension Labours:

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: Valmorca Pharmaceutic Laboratory, 1998-

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: Valmorca Veterinary, 2005-

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: PlusAndex Pharmaceutic Laboratory, El Vigía, Edo. Mérida, 2007-

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: Oxiteno, 2011-

Design and Preparation of WEB page for the Interdisciplinary Postgraduate in Applied Chemistry (PIQA), August 2004.

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: Procter & Gamble of Venezuela, 2004-2006.

Assessor of PTJ, 2004-2005.

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: Vihom Pharmaceutic Laboratory, 2000-2002.

Design and Preparation of WEB page for the Nuclear Magnetic Resonance Laboratory, May 2000.

Assessor of Hospital Universitario de Los Andes, 2000-2002.

Drugs Quality Control by Nuclear Magnetic Resonance Techniques: ProULA-Medicamentos, 2001-2002.

Assessor of Hospital General de San Cristóbal, 2001-2002.

5. Evaluation of research Projects:

Assessor of Research Projects of the Counsel of Developing Science Humanity and Technology (CDCHT), Universidad de Los Andes, 1994-2005.

Assessor of Research Projects of The National Counsel of Science and Technology (CONICIT), 2001-2002.

Assessor of Research Projects of the National University Counsel (CNU), 2001-2002.

Assessor of Research Projects of the Promotion Unit, Vice-Counsellor of Research, University of Costa Rica, 2006.

Assessor of Research Projects of Dean of Research of National Experimental University of Táchira, 2007-

6. Reviewer of Scientific Journals:

Journal: “University Science & Technology” National Experimental Polytechnical University “Antonio José de Sucre”. Ciudad Guayana. 2003-2007.

Journal: “Ciencia” Universidad del Zulia. Maracaibo. 2005-

Journal: “Advances in Chemistry” Universidad de Los Andes, Mérida. 2008-

Journal: “Journal of Essential Oil Bearing Plants (JEOBP)” India. 2008-

Journal of Pharmacy Faculty, Universidad de Los Andes. Mérida, 2008-

Journal of Organic Chemistry (JOC), ACS Publications, Washington, DC, USA, 2009-

Journal of Surfactants and Detergents (JSD), of the American Oil Chemists Society Springer, N.Y, USA, 2010-

7. Formation Plans:

Formation Plans for Chemistry Licentiate Students, in uni and bi-dimensional Nuclear Magnetic Resonance Techniques, using XWin-NNMR & Topspin Software. 1999-2008.

Br. Daniela Briceño.

Br. Juan Parada.

Br. Yrani Escalante.

Br. Isolda Romero.

Br. Alfonso Rivas.

Br. Raimond Pabón.

Br. Leonardo Barrios.

Br. Eliana Guillén.

Br. Angélica Gutiérrez.

Formation Plan of Instructor: Andrés Abad, 1996-1998

Formation Plan of Instructor: Sonia Koteich, 2000-2002

Formation Plan of Research Asistent of Eliana Rodríguez, 2008-2013

Plan for Formation of New Generation (PLAN II), Lic. Freddy Carrillo, student from the graduate course of "Postgrado Interdisciplinario en Química Aplicada", Organic Chemistry Mention, 2011-2013

8. Scientific Exchange Programs:

Scientific Exchange Program, actualization courses in Selective Pulses and Nuclear Magnetic Resonance Bidimensional at Salamanca University, Spain; Université Bordeaux 1, France; Université des Sciences et Technologie de Lille, Villeneuve d´Ascq, France and La Laguna University, Tenerife, Spain, May-June 2002

Preparation of a Working Plan for the Scientific Exchange Program, Dr. José A. Gavín S (La Laguna University, Teneife, Spain): Applications of Nuclear Magnetic Resonance to Structural Elucidation of Organic Compounds, 2002.

G. National & International Congress:

Bahsas A. and Triana J.; Inulaefol, A New furanoditerpene from Eupatorium inulaefolium, H.B.K., VI International Simposium of Natural Products Chemistry, 23-4-1979, Phytochemical Society of México, Superiors Studies Institute of Monterrey, Monterrey, México.

Bahsas A. y Triana J.; Nuevos Furanoditerpenos del Eupatorium inulaefolium, XXXI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 1981, The University of Zulia, Maracaibo.

Abad A., Bahsas A. y Amaro J. M.; Una Leucoantocianidina del Podocarpus oleifolius Buch & Gray, V Internal Scientific Journy of the Faculty of Pharmacy, October 1998, Universidad de Los Andes, Mérida.

Mora L., Bahsas A. y Amaro J. M.; Nuevo Alcaloide Esteroidal del Clibadium surinamense L., V Internal Scientific Journy of the Faculty of Pharmacy, October 1998, Universidad de Los Andes, Mérida.

Abad A., Bahsas A. y Amaro J. M.; Biflavonoides del Podocarpus oleifolius Buch. & Gray, XLVIII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 8-11-1998, University Dr. Rafael Belloso Chacin, Maracaibo.

Mora L., Bahsas A. y Amaro J. M.; Una Acetil Germacranolida del Clibadium surinamense L., XLVIII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 8-11-1998, University Dr. Rafael Belloso Chacin, Maracaibo.

Amaro J. M. y Bahsas A.; Nuclear Magnetic Resonance Uni- y Bi-Dimensional de Derivados del Longipinano de Stevia lucida: Un Estudio Comparativo, IL Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 14-11-1999. Bicentennial University of Aragua, Maracay.

Buitrago D., Morales A., Bahsas A.; Componentes Químicos de la Ageratina neriifolia; IL Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 14-11-1999, Bicentennial University of Aragua, Maracay.

Amesty A. E., Arango F., Bahsas A. y Amaro J. M.; Diterpenos del Totarano del Decussocarpus rospigliosii, Asociación Venezolana para el Avance de la Ciencia, IL Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 14-11-1999, Bicentennial University of Aragua, Maracay.

Amaro J. M., Mora L., y Bahsas A.; Epoxiclibandiol, un Nuevo Eudesmano-Sesquiterpeno del Clibadium surimanense, VII National Congress of Pharmaceutic Science, 8-4-2000, Faculty of Pharmacy, Universidad de Los Andes, Mérida.

Koteich S., Bahsas A. y Amaro J. M.; Estudio Comparativo de los Espectros 1D- y 2D-RMN de varios Ácidos Benzóicos Prenilados de la Myrsine furruginea, VII National Congress of Pharmaceutic Science, 8-4-2000, Faculty of Pharmacy, Universidad de Los Andes, Mérida.

Amesty A. E., Bahsas A. y Amaro J. M.; Biflavonas de las Hojas del Decussocarpus rospigliosii, VII National Congress of Pharmaceutic Science, 8-4-2000, Faculty of Pharmacy, Universidad de Los Andes, Mérida.

Amesty A. E., Bahsas A. y Amaro J. M.; Aportación al Estudio Fitoquímico y Quimiotaxonómico del Dessocarpus rospligliosii (Pilger) de la Ubefenels: los Flavonoides y Diterpenoides Presentes en las Hojas, VII National Congress of Pharmaceutic Science, 8-4-2000, Faculty of Pharmacy, Universidad de Los Andes, Mérida.

Pérez L., Ciangherotti C., Plaza I., Buitrago D., Morales A. y Bahsas A.; Aislamiento de un Triterpeno de la Especie de Solanaceae buxifolium, 50 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 19-25 November 2000, University Simón Bolívar, Caracas.

Buitrago D., Morales A., Bahsas A. y Meléndez B.; Flavonoides del Pseudognaphalium (Klatt) Badillo, 50 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 19-25 November 2000, University Simón Bolívar, Caracas.

Koteich S., Amaro J. M. y Bahsas A.; New Prenylated Dihydrobenzofuran Derivatives from Myrsine ferruginosa, 42^nd Annual Meeting of the American Society of Pharmacognosy, Oaxaca, México, 14-18 July, 2001

Colman T. y Bahsas A.; Jahonin a New Acetogenin from Annona jahnii (Annonaceae), 42^nd Annual Meeting of the American Society of Pharmacognosy, Oaxaca, México, 14-18 July, 2001

Mora A., Delgado G., Rincón L., Almeida R., Cuervo J. and Bahsas A.; The Role of H-Bonding in the Structure of the Isomers of Piperidinecarboxylic Acid, Horizon in Hydrogen Bond Research, XIV Conference-Workshop. 3-7 September 2001, Torino, Italy.

Amaro J. M., Bahsas A. and Mora L.; Novel Steroidal Alcaloids from Clibadium Surinamense, Phytochemical Society of Europe International Symposium, Lead Compounds from Higher Plants, September 12-14, 2001, Lausanne, Switzerland.

Miró A., Ramírez B., López F. Bahsas A.; Análisis Térmico y Espectroscópico del exo,exo-5,6-bis(metoxicarbonil)-7-oxabiciclo [2.2.1] hept-2-eno (C₁₀H₁₂O₅), 51 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 18-23 November, 2001, National Experimental University of Táchira, San Cristóbal.

Delgado G., Mora A., Uzcátegui J., Velásquez W.; Bahsas A. y Briceño A.; Determination Estructural por Difractometría de Cristal Único de un Derivado de la Hidantoina, 51 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 18-23 November, 2001, National Experimental University of Táchira, San Cristóbal.

Moreno J. A., Bahsas A. y Amaro J. M.; Oxidación de Diterpenos del Kaureno con Pb(CH₃-COO)₄, 51 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), 18-23 November, 2001, National Experimental University of Táchira, San Cristóbal.

Ortiz M. A., Amaro J. M. y Bahsas A.; Aplicación de la RMN de Alta Resolución a la Caracterización Estructural de los Diterpenos Totarol y Ferruginol, del Decussocarpus rospigliosii, 51 Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). 18-23 November, 2001, National Experimental University of Táchira, San Cristóbal.

Ibarra D., Arévalo J., Chirinos J., Morillo A., Rajmankina T., Parada A., Bahsas A.; Polimerización Homogénea de Etileno con los Sistemas Catalíticos (h⁵-C₅H₅)₂Zr(Net)₂ y (h⁵-C₅H₅)₂Zr(NⁿPr₂)_2.M_;X National Colloquium of Polymer, Maracaibo, 21-23 de November de 2001.

Morillo A., Chirinos J., Rajmankina T., Ibarra D., Aparicio J., Arévalo J., Parada A., Bahsas A.; Síntesis y Actividad Catalítica de Complejos Metalocenos Tipo CpTi(N(Ch₂Ch₃)₂)₃, CpTi(N(Ch₂CH₂Ch₃)₂)₃, Cp₂Ti(N(Ch₂CH₂Ch₃)₂)₂ para la Polimerización de Etileno. X National Colloquium of Polymer, Maracaibo, 21-23 de November de 2001.

Arévalo J., Ibarra D., Chirinos J., Rajmankina T., Morillo A., Parada A., Bahsas A.; Síntesis y Actividad Catalítica de Complejos Metalocenos Oxigenados. X National Colloquium of Polymer, Maracaibo, 21-23 de November de 2001.

Amaro J., Amesty Á. M., Montealegre R. y Bahsas A.; Biflavonas de las Hojas del Decussocarpus rospigliosii, XI Congresso Italo-Latinoamericano di Etnomedicina "Alberto Di Capua", 10-14 Settembre 2002, Pavia, Italia.

Koteich S., Amaro J. M. y Bahsas A.; Derivados Fenolicos de la Corteza de da Myrsine coriacea, XI Congresso Italo-Latinoamericano di Etnomedicina "Alberto Di Capua", 10-14 Settembre 2002, Pavia, Italia.

Colman T., Amesty A. Y Bahsas A.; Jahonin y Asimicin Acetogeninas Antitumorales Aisladas de Annona jahnii, XI Congresso Italo-Latinoamericano di Etnomedicina "Alberto Di Capua", 10-14 Settembre 2002, Pavia, Italia.

Ramírez I., Jiménez D., Bahsas A. y Jiménez M.; Toxicidad y Evaluacion Fitoquimica Preliminar de la Resina De Protium Heptaphyllum (AUBL.) MARCH., XI Congresso Italo-Latinoamericano di Etnomedicina "Alberto Di Capua", 10-14 Settembre 2002, Pavia, Italia.

Contreras R., Suárez T., Fontal B., Bahsas A., Reyes M., Bellandi F., Cancines P. y Paredes D.; Síntesis, Caracterización y Catálisis Bifásica del Complejo RuCl₂(DMSO)(TFFMS)₃, XVIII Iberoamerican Simposioum of catalysis, 15-21 de September 2002, Porlamar, Isla de Margarita, Venezuela.

Ortíz M. a., Amaro J, Amesty A. y Bahsas A.; Quinonas Diterpénicas del Tipo Abietano de los Frutos del Decussocarpus rospigliosii. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Romero-Canelón I., Bahsas A., Amaro-Luis J. M. y Delgado P.; Intermediarios de Reacción en la Síntesis de Derivados 2, 3-dialquilquinolinas. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Toro R., Hernández R., Bahsas A. y Díaz de Delgado G.; Intermediarios en la Síntesis de la Ticlopidina: Estructura Cristalina de la 2.(2-nitro-1-fenil)-etilenciclohexanona. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Moreno J., Amaro J., Bahsas A. y Parada J.; Estudio de Nuclear Magnetic Resonance Uni- y Bidimensional de Dos Diterpenos Aislados de Espeletia schultzii Sch. Bip. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Uzcátegui A., Roque E., Santos I. Bahsas A. y Díaz de Delgado G.; Intermediarios en la Síntesis de la Nicardipina: Estructura Cristalina y Análisis de Grafos de la 1-Fenil-3-metil-4-benciliden-5-pirazolona. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Avila E., Koteich S., Bahsas A., Mora A. y Díaz de Delgado G.; Análisis Térmico y Caracterización Estructural por RMN del Ácido cis-4-aminociclohexanocarboxílico. LII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Barquisimeto. November, 2002.

Aguirre F., Rousse R., Amaro-Luis J., Bahsas A. Y Rosquete C.; Aplicación de la RMN de Alta Resolución en la Caracterización Estructural del Mannol, Un Diterpeno del Pinus caribaea. LIII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Maracaibo. November, 2003.

Feher A., Balladores Y., Bahsas A., Koteich S., Rosquete C. Y Amaro-Luis J.M.; Aislamiento e Identificación de las Flores de Clematis dioica ssp. Brasiliana. LIII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Maracaibo. November, 2003.

Rondón M., Morales A., Bahsas A., Rojas J. y Buitrago D. Un Nuevo Glicósido Aislado del Látex de la Euphorbia cotinifolia L. LIII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Maracaibo. November, 2003.

Ramírez I., Amaro J., Bahsas A.; Aislamiento e Identificación de Xantonas de las Hojas del Hypericum laricifolium juss. (gutiferae); XIII Congreso Italo-Latino Americano di Etnomedicina “Paolo Ceccherelli”, Roma, 21 Settembre, Salerno 22-25 Settembre 2004.

Villalobos D., Amaro J.M.y Bahsas A.; Aplicación de la RMN de alta resolución en la caracterización estructural de dos labdános del Oxylobus glanduliferus, XIII Congreso Italo-Latino Americano di Etnomedicina “Paolo Ceccherelli”, Roma, 21 Settembre, Salerno 22-25 Settembre 2004.

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T., Bellandi F., Contreras A. y Cancines P.; Novedosa Síntesis del 2-Amino-1-ciclopenten-1-carboditioato de Propilo, un Potencial Agente Quilante; LIV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Valencia, November, 2004.

Vizcaya L., Mora A., Delgado G., Bahsas A., Koteich S. y Palma A.; Caracterización Estructural de Nuevos Fármacos: Estructura Cristalina del 1-(2-furan-2-yl-6-methyl-1,2,3,4-tetrahidroquinolin-4-yl) pyrrolidin-2-one. LIV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Valencia, November, 2004.

Chacón P., Amaro J. y Bahsas A.; Eudesmanolidas de la Stevia lagasca; LIV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Valencia, November, 2004.

Rojas F., Amaro J. Y Bahsas A.; Diterpenos de la Resina del Pinus caribaea Morelet, LIV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Valencia, November, 2004.

Amaro J.M., Villalobos D., Amesty A., Rojas F., Montealegre R. y Bahsas A., Aplicación de la RMN de Alta Resolución en la Caracterización Estructural de Diterpenos Naturales Aislados de Especies de la Flora Andina Venezolana, 3-7 de October 2005, Jornadas Ibero American de Nuclear Magnetic Resonance, Centro de Formación de la Cooperación Española, Santa Cruz de la Sierra, Bolivia.

Amesty A., Montealegre R., Bahsas A. y Amaro J.M., Aplicación de la RMN en la Determination Estructural de un Nuevo Diterpeno Glucosidado, Aislado del Retrophyllum rospigliosii, 3-7 de October 2005, Iberoamerican Journys of Nuclear Magnetic Resonance, Formation Center of the Spanish Cooperation, Santa Cruz de la Sierra, Bolivia.

Delgado G., Seijas L., Mora A., Bahsas A., Parra R. y Uzcátegui J.; Estudio Estructural de Derivados de Aminoácidos Naturales, LV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Caracas, 20-25 de November, 2005.

Barrera N., Rodríguez L., Delgado G., Mora A., Bahsas A., Parra R. y Uzcátegui J.; Síntesis y Caracterización por FTIR y RMN de los Derivados N-Carbamoil de la Glicina y la L-Alanina, LV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Caracas, 20-25 de November, 2005.

Rodríguez L., Barrera N., Delgado G., Mora A., Bahsas A., Parra R. y Uzcátegui J.; Síntesis y Estudio Espectroscópico del N-Carbamoil-L-Valina y N-Carbamoil-L-Isoleucina, LV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Caracas, 20-25 de November, 2005.

Seijas L., Delgado G., Mora A., Bahsas A. y Uzcátegui J.; Síntesis, Análisis Térmico y Espectroscópico de Derivados de la L-Prolina, LV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Caracas, 20-25 de November, 2005.

Ramírez C., Bahsas A. y Amaro J.; Aplicación de la RMN de Alta Resolución en la Caracterización Estructural de una Depsidona Aislada de la Usnea meridensis, LV Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC), Caracas, 20-25 de November, 2005.

Barrios L., Bahsas A. y Amaro J.; Dépsidos de la Ramalina tovarensis, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Carrillo F., Koteich S., Amaro J. y Bahsas A.; Metabolitos Secundarios de los Frutos de la Myrsine coriacea, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Chacón P., Bahsas A. y Amaro J.; Componentes del Exudado Resinoso de las Hojas la Stevia lucida, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Galárraga E., Bahsas A. y Amaro J.; Metabolitos Secundarios de la Badilloa venezuelensis, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Ramírez C., Bahsas A. y Amaro J.; Metabolitos Secundarios de Usnea duriuscula y Usnea meridensis, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Rojas F., Amaro J., Montealegre R. y Bahsas A.; Terpenoides de la Resina del Pinus caribaea var. hondurensis, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Delgado P., Bahsas A. y Amaro J.; Diterpenos de la Azorella julianii, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Méndez J., Rosquete C. y Bahsas A.; Diterpenos y Esteroides de las Hojas de la Acalypha plicata, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Sulbarán M., Delgado G., Mora A. y Bahsas A.; Síntesis y Caracterización Estructural del Acetil Tiohidantoina de L-Valina, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Gutiérrez J., Velásquez W., Ramírez B. y Bahsas A.; Formación y Caracterización por Difracción de Rayos-X de la Imida y el Maleato de Cobalto a partir del Ácido Maleámico (C₄H₅NO₃), XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Mendoza P., Velásquez W., Ramírez B., Bahsas A., Briceño A. y Atencio R.; Caracterización Espectróscopica y por Difracción de Rayos-X del Maleato de Estroncio Obtenido a partir del Ácido Maleámico, XXVII Latinoamerican Congress of Chemistry. La Habana. Cuba. October, 2006.

Pinto A., Carrillo F., Bahsas A. y Amaro J.; Triterpenos de la Chaptalia meridensis. LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Ramírez C., Amaro J. y Bahsas A.; Identificación y Estudio de RMN del Ácido a-Collatólico Aislado de Usnea meridensis, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Rodríguez C., Amaro J., Bahsas A. y Henao I. Flavonoides y Cumarinas de la Aldama dentata, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Galarraga E., Amaro J. y Bahsas A.; Aplicación de la Espectroscopía de RMN en el Análisis de una Mezcla de Ácidos Polyálthicos Aislada de la Badilloa venezuelensis, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Andrade E., Carrillo F., Amaro J. y Bahsas A.; Aislamiento y Transformaciones Chemistrys del Kaurenol un Diterpeno de Espeletia semiglobulata, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Rojas F., Amaro J. y Bahsas A.; Estudios de RMN de Diterpenos del Abietano: 16-Hidroxi-Carnosol, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Carrillo F., Koteich S., Bahsas A. y Amaro J.; Cromenos de los Frutos de la Myrsine coriacea, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Chacón P., Amaro J. y Bahsas A.; Aislamiento y Caracterización de la Melleina la Primer Isocumarina Reportada para el Género Stevia, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Seijas L., Delgado G., Mora A., Bahsas A. y Uzcátegui J.; Síntesis y Caracterización Espectroscópica de Hidantoin L-Cistina, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Sulbarán M., Delgado G., Mora A. y Bahsas A.; Síntesis y Estudio Estructural del Acetil Tiohidantoina de L-Valina, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Vizcaya L., Mora A., Delgado G., Bahsas A. y Konznetsov V.; Caracterizacion por Difraccion de Rayos-X y RMN de Nuevos Fármacos del Tipo Tetrahidroquinolinico: 6-Fluor-4-Metil-2-(3-Piridil)-Tetrahidroquinolina, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Contreras J., Delgado J., Bahsas A. y Díaz de Delgado G.; Isomerización del Ácido Itacónico. Síntesis Hidrotérmica y Estudio Estructural del Itaconato de Bario, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Ramírez B., Mendoza P., Velásquez W., Bahsas A. y Briceño A.; Síntesis, Caracterización Térmica, Espectroscópica y por Difracción de Rayos-X, del Maleato de Amonio Obtenido a partir del Ácido Maleámico, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Arzac A., Ramírez B., Velásquez W. y Bahsas A.; Conversión en Medio Acuoso, del Ácido Maleámico al Ácido Maléico Seguida por ¹H-RMN, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Contreras R., Fontal B., Bahsas A., Romero I., Reyes M., Suárez T., Bellandi F. y Cedeño C.; Síntesis y Caracterización de Nuevos Proligandos Nitrogeno-Sulfurados en Reacciones de Transiminación de la n-Beciliden Anilina, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Contreras R., Fontal B., Bahsas A., Romero I., Reyes M., Suárez T., Bellandi F. y Araque C.; Síntesis y Caracterización de Nuevos Proligandos Heterocícliclos Nitrógeno-Sulfurados Derivados de Cetonas Alifáticas, LVI Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). Cumaná. November, 2006.

Díaz de Delgado G., Contreras J., Bahsas A. and Delgado J. M., Reaction Of Itaconic Acid with Ba and Ca Carbonates Ander Hidrotermal Conditions Gives Ba₅[(Citraconate)₂ (2,3-dimethylfumarate)] and Ca (Citramalate), Annual Meeting of the American Crystallographic Association. SALT Lake City, UTA, USA, July 2007.

Barrera N., Delgado G.E., Mora A.J., Bahsas A., Uzcátegui J., Briceño A. y Atencio R., Estructura Cristalina y Molecular del Derivado N-Carbamoilo de la Glicina. First Iberoamerican Simposium of Organic Chemistry, Mar del Plata, Argentina 11-16 Nov. 2007.

Rodríguez L., Delgado G.E., Mora A.J., Bahsas A., Uzcátegui J. y de Armas H.N.. Síntesis y caracterización estructural del N-carbamoilo de L-isoleucina. Primer Simposio Iberoamericano de Chemistry Organic, Mar del Plata, Argentina 11-16 Nov. 2007.

Amaro J. M., Ramírez C., Bahsas A. y Carmona J., Pseudoguayanolidas de Ambrosi cumanenses H. B. K., LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Carrillo F., Amaro J. M., Delgado P. y Bahsas A., Estudios de RMN de Diterpenos del Kaurano: Ácido ent-15b-senecioiloxi-16-en-kaur-19-óico, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Chacón P., Delgado P., Bahsas A. y Amaro J. M., Reacciones Chemistrys de Longipinenos de Stevia lucida, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Galárraga E., Amaro J. M. y Bahsas A. Analisis de los Espectros de RMN algunas Eudesmanolidas Aisladas de Especies de Asteraceae, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Hernández M., Delgado G., Mora A. y Bahsas A., Síntesis y Caracterización Estructural del N-Acetil-L-Metionina y Tiohidantoin-L-Metionina, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Moreno J., Lue M., Rojas L., Bahsas A. y Usubillaga A., Determination de los Compuestos del Aceite Esencial de la Corteza de Bursera tomentosa (Jacq) Tr.& Planch, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Pinto A., Abad J., Amaro J. M. y Bahsas A., Estudios de RMN de la Marmesina, una Dihidrofuranocumarina de Chaptalia meridensis, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Rodríguez C., Bahsas A. y Amaro J. M., Rasteviona de las Raíces de Stevia serrata, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Rojas F., Abad J., Amaro J. M. y Bahsas A., Ácidos Oleanólio y Ursólico de Salvia latens: Preparación de Algunos Derivados, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Vizcaya J., Bahsas A. y Amaro J. M., Triterpenoides de Hyptis suaveolens Poit, LVII Annual Convention of the Venezuelan Association for Advance of Science (AsoVAC). San Cristóbal, December 2007.

Santiago C., Abad J., Bahsas A., López J. y Amaro. J.; Obtención de Agentes Anticancerosos Mediante la Transformación Química de la Podofilotoxina. Iberoamerican Congress of Chemistry. XXIV Peruvian Congress of Chemistry . 13-17 Octubr 2008. Cusco. Perú.

Amaro J., Rodríguez C., Bahsas A., Díaz G. y Delgado M.; 3b-Actoxi-20(s)-Tirucalla-8,24-Dieno, un Nuevo Triterpeno de Stevia serrata Cav. (Asteraceae), XIX Italo-Latinoamericano of Ethnomedicine Congress, Villassimius, Cagliari, Italia, September 2010.

Chacón P., Rodríguez C., Amaro J. y Bahsas A.; Nuevos Sesquiterpenos Obtenidos por Reordenamientos Moleculares de la 7b-Hidroxi-9-oxo-logipin-2-en-1ona, XIX Italo-Latinoamericano of Ethnomedicine Congress, Villassimius, Cagliari, Italia, September 2010.

Ramírez I., Amaro J. y Bahsas A.; Derivados Fenólicos Potencialmente Activos del Hypericum laricifolium Juss, XIX Italo-Latinoamericano of Ethnomedicine Congress, Villassimius, Cagliari, Italia, September 2010.

Galarraga E., Amaro J. M. y Bahsas A.; Aplicación de la Espectroscopía de RMN 1D y 2D en la Resolución de una Mezcla de Esteroides Glicosidados Obtenida de los Frutos de Phytolacca icosandra. 2° Congreso Venezolano de Ciencia, Tecnología e Innovación, LOCTI-PEII. Caracas. Noviembre-2013.

Chacón P., Rodríguez C., Amaro J. y Bahsas A.; Nuevos Sesquiterpenos Obtenidos por Reordenamientos Moleculares de la 7b-Hidroxi-9-oxo-logipin-2-en-1ona, XIX Congreso Italo-Latinoamericano de Etnomedicina, Villassimius, Cagliari, Italia, Septiembre 2010.

100

Ramírez I., Amaro J. y Bahsas A.; Derivados Fenólicos Potencialmente Activos del Hypericum laricifolium Juss, XIX Congreso Italo-Latinoamericano de Etnomedicina, Villassimius, Cagliari, Italia, Septiembre 2010.

101

Conferences & Lectures:

Study Oriented toward the Synthesis of some Pharmacological Active Principle, 1994. Faculty of Pharmacy, Universidad de Los Andes.

Medicine Synthesis, " Workshop: Science in the Industry", November 1999, Faculty of Science, Universidad de Los Andes, Mérida.

Applications of Nuclear Magnetic Resonance, June 2001, Faculty of Science, Universidad de Los Andes.

Drugs Quality Control, June 2001, Hygiene Institute “Rafael Rangel”, Central University of Venezuela, Caracas.

Applications of Bidimensional Nuclear Magnetic Resonance to Liquid State, School-Workshop on Nuclear Magnetic Resonance, 23-27 July 2001, Postgraduate in Physic of Condensed Matter, Faculty of Science, Universidad de Los Andes, Mérida.

Drugs Analysis by NMR, 1st Meeting of Postgraduate in Chemistry, X Anniversary of Magister in Chemistry Program, October 2001, Department of Chemistry, Faculty of Science, The University of Zulia, Maracaibo.

Quality Control by NMR, 7^th Congress of South American Pharmaceutical Federation, 27/11- 01/12, 2001, Caracas.

Advances in Structure Elucidation. Medicament quality Control, May 2002, Faculty of Pharmacy, University of Salamanca, Spain.

Unexpected Products in Organic Synthesis. Detection and Identification, May 2002, Faculty of Pharmacy, University of Salamanca, Spain.

Advances in Structure Elucidation by NMR, May 2002, Laboratoire de Chimie des Substances Végétales, Université Bordeaux 1, France.

Advances in Structure Elucidation by NMR: Unexpected Products in Organic Synthesis, May 2002, Laboratoire de Dynamique et Structure des Matériaux Moléculaires, Université des Sciences et Technologie de Lille, Villeneuve d´Ascq, France.

Advances in Structural Elucidation in Organic Synthesis, May 2002, Superior Research Counsel, La Laguna University, Tenerife, Spain.

Drugs Quality Control using Nuclear Magnetic Resonance, June 2002, Faculty of Pharmacy, La Laguna University, Tenerife, Spain.

Avances en la Elucidación Estructural. Productos Naturales, June 2002, Instituto de Bio-Organic "Antonio González", La Laguna University, Tenerife, Spain.

Applications of RMN to the Pharmaceutic and Medicinal Chemistry, June 2002, II National Meeting of Medicinal Chemistry, Faculty of Pharmacy, Universidad de Los Andes, Mérida.

Applications of RMN to Quality Control, November 2004, Procter & Gamble, Caracas.

Drugs Quality Control by Nuclear Magnetic Resonance, October 3, 2005, Ibero American Journeys of Nuclear Magnetic Resonance, Formation Center of the Spanish Cooperation, Santa Cruz de la Sierra, Bolivia.

Application of Nuclear Magnetic Resonance to the Synthesis of Natural Products, October 4, 2005, Ibero American Journeys of Nuclear Magnetic Resonance, Formation Center of the Spanish Cooperation, Santa Cruz de la Sierra, Bolivia.

Nuclear Magnetic Resonance Applications to Organic Synthesis. Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, OR08I.

Nuclear Magnetic Resonance Applications to the Pharmaceutic Industry, Industrial University of Santander, Bucaramanga, Colombia, March, 2006

Elucidation of Unexpected Compounds in Organic Synthesis by Nuclear Magnetic Resonance Techniques, Industrial University of Santander, Bucaramanga, Colombia, March, 2006

Some Applications of Nuclear Magnetic Resonance Techniques, School on Materials Applications of the Organic Solid State – SMAOSS, Universidad de Los Andes, 4-7 de July 2007.

Medicine Detection by Nuclear Magnetic Resonance Techniques, Interdisciplinary Postgraduate in Applied Chemistry (PIQA), Universidad de Los Andes, 17-21 de September 2007.

Advances in Structure Elucidation by Nuclear Magnetic Resonance, 09 September, 2008, Postgraduate Program, School of Chemistry, Universidad Industrial de Santander, Bucaramanga, Colombia.

Aplications to Organic Reactions Mechanism by Nuclear Magnetic Resonance, 10 September, 2008, Postgraduate Program, School of Chemistry, Universidad Industrial de Santander, Bucaramanga, Colombia.

Advances in Structure Elucidation, 15 Octuber, 2008, I Journy of Postgraduate Program in Drug Chemistry, Faculty of Farmacy, Universidad de Los Andes.

High Resolution Nuclear Magnetic Resonance, 23 November, 2010, Faculty of Science, Universidad de Los Andes.

Characterization Technique of Pharmaceutical Products, 02-04 Febraury 2011, International Year of Chemistry 2011. Science Faculty. Universidad de Los Andes.

The world of Surfactants: Applications & Structural Elucidation, 02-04 May 2011, International Year of Chemistry 2011. Science Faculty. Universidad de Los Andes.

Analysis of Surfactants by High Field NMR, 1er Workshop of Proccess & Chemical Products (Pro2Quim) Universidad de Los Andes, 18 May 2012

Synthesis and Analysis of Novel Surfactants. FIRP, 35 years de Util Science, Universidad de Los Andes, 16 october 2013

Publicaciones:

1. Books:

Fabiano A., Rincón A., Paredes E., Bahsas A., Navarro P., Delgado M., Colmenares P., García N., Gómez D., Játem A., Rivera V., Castillo A. y Rodulfo E.; Manual de Laboratorio de Chemistry General, Department of Chemistry, Faculty of Science, Consejo Editorial, Universidad de Los Andes, 1-146, 1982.

Bahsas A.; Estudio Fitoquímico del Eupatorium Inulaefolium H.B.K.; 1-75, (1979), Mérida, Venezuela, Universidad de Los Andes. (Thesis).

Bahsas A.; Immonium Ion Based Synthetic Methodology; 1-116, (1987), Department of Chemistry, Indiana University, Bloomington, Indiana, USA. (Thesis).

Bahsas A.; Estudio Orientado hacia la Síntesis de la Glaucarubolona; 1-69, (1988), Universidad de Los Andes. (Promotion to Assistant Professor Category).

Bahsas A.; Síntesis y Determinación de Estructuras de Derivados Tetrahidroquinolínicos; 1-188, (1998). Universidad de Los Andes, Mérida, Venezuela. (Promotion to Associate Professor Category)

2. Approved Reports from Financier Organisms:

Annual Report of the Nuclear Magnetic Resonance Laboratory, Universidad de Los Andes, Mérida, Venezuela. 1998, Approved by CD, CF, CDCHT, CEP, CU, CONICIT.

Annual Report of the Nuclear Magnetic Resonance Laboratory, Universidad de Los Andes, Mérida, Venezuela. 1999, Approved by CD, CF, CDCHT, CEP, CU, CONICIT.

Annual Report of the Nuclear Magnetic Resonance Laboratory, Universidad de Los Andes, Mérida, Venezuela. 2000, Approved by CD, CF, CDCHT, CEP, CU, CONICIT.

Final Report of Subvention N° F-229: Department of Chemistry of the Universidad de Los Andes for Acquisition & Installation of the Nuclear Magnetic Resonance Instrument, CONICIT, May 2001

Annual Report of the Nuclear Magnetic Resonance Laboratory, Universidad de Los Andes, Mérida, Venezuela. 2001-2002, Approved by CD, CF, CDCHT, CEP, CU, CONICIT.

Annual Report of the Nuclear Magnetic Resonance Laboratory, Universidad de Los Andes, Mérida, Venezuela. 2003, Approved by CD, CF, CDCHT, CEP, CU, CONICIT.

3. Publications in Reviewed Journals:

Rojas A., Méndez B., Bahsas A., Jaimes R. y Triana J.; Estudio de Nuclear Magnetic Resonance Carbono-13 de Flavonoides Naturales, Acta Cient. Venez. 1980, 31, 394-397.

Mosquera A., Rivera A.V., Rodulfo de Gil, E. y Bahsas, A.; Structure of a Diterpene from the Austroeupatorium inulaefolium (HBK) K and R: 2,18-Diacetoxy -15,16-epoxy -3-hydroxy -12-oxo -19-norlabdane -8(17), 13(16), 14-triene Monohydrate, C₂₃H₃₀O₇.H₂O, Acta Cryst. 1985, C41, 433-435.

Grieco P.A. and Bahsas A.; Reactions of Allylstannanes with in Situ Generated Immonium Salts in Protic Solvent: A Facile Aminomethano Destannylation Process, J. Org. Chem. 1987, 52, 1378-1381.

Grieco P.A. and Bahsas A.; Immonium Ion Based Synthetic Methodology: A Novel Methods for the N-Methylation of Dipeptides and Amino Acid Derivatives Via Retro Diels-Alder Reactions, J. Org. Chem. 1987, 52, 5746-5749.

Grieco P.A. and Bahsas A.; Role Reversal In The Cyclocondensation Of Cyclopentadiene With Heterodienophiles Derived From Aryl Amines And Aldehydes: Synthesis of Novel Tetrahydroquinolines, Tetrahedron Letters, 1988, 29, 5955-5958.

Triana J., Bahsas A., Delgado P., Jaimes, R. and Trejo, C.; Ent-Norlabdanes and Other Constituents of Four Venezuelan Species Previously Classified in the Genus Eupatorium, J. Nat. Prod, 1995, 58, 744-747.

Briceño A., Díaz G., Ramírez B., Velásquez W. and Bahsas A.; Crystal Chemistry and Thermal Behavior of Metal Salts and Complexes of Unsaturated Dicarboxylic Acids: Aquabis (Hydrogen Itaconate) Barium (II) Ba(C₅H₅O₄)₂.(OH₂), Journal of Chemical Crystallography. 1999, 29, 785-791.

Ramírez I., Delgado P., Bahsas A. y Amaro J. M.; Estudio Comparativo de los Espectros de RMN Uni- y Bidimensionales de Sesquiterpenos del Eudesmano de la Verbesina turbacensis, Memories of the IV Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 1999, 205.

Buitrago D., Morales A., Bahsas A. y Amaro J. M.; Diterpenos del Baccharis zumbadorensis, Memories of the IV Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 1999, 275.

Rondón M. E., Morales A., Bahsas A. y Amaro J. M.; Lataziiona, Un Nuevo Diterpeno Tipo Lathyrano de la Euphorbia Latazii, Memories of the IV Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 1999, 261.

Baptista J. C., Bahsas A., Khouri N. y Usubillaga A.; Lactonas Esteroidales del Acnistus ramiflorum Miers, Memories of the IV Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 1999, 257.

Usubillaga A., Khouri N., Rojas L., Abad A., Bahsas A. y Cegarra A.; Triterpenes from Protium crenatum Resin; XIIth Caribbean Conference of Chemistry and Chemical Engineering. 28 de March al 1ero de April de 1999. Puerto Spain, Trinidad.

Buitrago D., Morales A. y Bahsas A.; Un Nuevo Diterpeno de la Serie Kaurano de la Ageratina neriifolia King and Robinson, Revista Latinoamericana de Chemistry, Vol 28, Suplemento Especial, 2000, 235.

Kouznetsov V., Palma A., Rozo W., Stashenko E., Bahsas A. and Amaro J.; A Facile Brönsted Acidic-Mediated Cyclisation of Allyl-1-Arylaminocyclohexano to Octahydroacridine derivatives, Tetrahedron Letters, 2000, 41, 6985-6988.

Mora A., Delgado G., Díaz G., Usubillaga A., Khouri N. and Bahsas A.; 3a-Hidroxytirucalla-7,24-diene-21-oic acid: A Triterpene from Protium crenatum Sandwith, Acta Cryst. 2001, C57, 638-640.

Delgado G., Mora A. and Bahsas A.; Zwitterionic 4-Piperidinecarboxylic Acid Monohydrate, Acta Cryst. 2001, C57, 965-967.

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T. y Bellandi F.; Synthesis of a New Bidentate Nitrogen-Sulfur Ligand: 2,4-Dispiro(Cyclohexane)-8-Methyl-Carboxydithio-[1,2,3,4,4a,5,6,7]-Octahydro-(1H,3H) Quinazoline Derived from Cyclohexanone in One Step, J. Heterocyclic Chem. 2001, 38, 1223-1225.

Palma A., Carillo C., Kouznetsov V., Bahsas A. and Amaro J.; Unexpected and Novel Synthesis of Spirojulolidines via Intramolecular Cyclization of N-carbethoxymethyl Spirotetrahydroquinolines Catalyzed by PPA, Tetrahedron Letters, 2001, 42, 6247-6249.

González N., Martínez M., León G., Bahsas, A.; Estudio Químico y Espectroscópico del Polisacárido de la goma de Cederla odorata, Ciencia, 2001, 9, 285-293.

Vargas L., Kouznetsov V., Stashenko E., Bahsas A. and Amaro J.; 4-N-Aryl(benzyl) Amino-4-Hetaryl-1-Butenes as Building Blocks in Heterocyclic Synthesis. 1. New Route to 4,6-Dimethyl-2-Pyridylquinolines from the 4-N-p-Methylphenylamino-4-pyridil-1-butenes, Heterocyclic Communications, 2001, 7, 323-326.

Parada J., Romero I. y Bahsas A.; Uso de la Nuclear Magnetic Resonance para la Determination de Mecanismos de Reacción. Síntesis de la 2-fenil piro-(3,2,c)-1,2,3,4,5,7 octahidroquinolina y la 2-fenil furo-( 3,2,c)-1,2,3,4,5,7-octahidroquinolina, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 154-158.

Romero I., Parada J. y Bahsas A.; Síntesis Novedosa de Derivados 2,3-dialquilquinolinas, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 161-164.

Koteich S., Amaro J. M., Bahsas A. y Palma A.; Estudio por Nuclear Magnetic Resonance del 3-fenil-10-oxa-3-azatriciclo(5,2,1,01,5)dec-8-eno, un Producto de la Reacción Intramolecular Diels-Alder de la N-alil-N-fenilfurfurilamina, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 132-135.

Mora A., Delgado G., Ramírez B., Bahsas A., Rincón L. y Almeida R.; Efecto del medio en la Estructura Cristalina de Compuestos Zwitterionicos: Caracterización Estructural por Difracción de los Rayos-X de Cristal Único del ácido 4-piperidínico (C6H11NO2.H2O), Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 158-161.

Bahsas A., Mora A., Delgado G., Ramírez B., Rincón L. y Almeida R.; Efectos del Medio Sobre La Estructura Cristalina de Compuestos Zwitterionicos Caracterización Estructural por Nuclear Magnetic Resonance del Ácido 4-Piperidínico (C6H11NO2.H2O), Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 146-148.

Cuervo J., Rincón L., Almeida R., Bahsas A., Mora, A., Delgado G. y Ramírez B.; Interpretación de los Espectros de RMN 13C del Ácido Isonipecótico en Diferentes Medios, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 143-146.

Ramírez I., Carabot A., Bahsas A. y Carmona J.; El Primer Biflavonoide Natural Con Unión C-3/H-7, Aislado del Cissampelos pareira Linn., Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 241-244.

Abad A., Bahsas A., Delgado P. y Towers N.; Resultados Preliminares del Estudio Fitoquímico y Antimicrobiano Biodirigido de las hojas de la Mandevilla veraguasenisis M. (APOCYNACEAE), Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 219-221.

Bahsas A., Amaro J. M. Y Palma A.; Caracterización por RMN del 9-Cloro-1-Metil-Hexahidropirido(3,2,1-ij)-Espiroquinolina-3,1-Ciclohexano, Un novedoso e inesperado Producto obtenido a través de una Acilación Intramolecular Tipo Friedel-Crafts, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 125-128.

Amaro J. M., Mora L. y Bahsas A.; Sesquiterpenos Del Clibadium Surinamense L. (COMPOSITAE), Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 238-241.

Delgado G., Mora, A., Bahsas A., Usubillaga A. y Khouri N.; Estudio estructural por difracción por Rayos-X de cristal único del Compuesto Triterpénico Ácido 3a-Hidroxi-tirucalla-7,24-dieno-21-oico, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 277-280.

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T. y Bellandi F.; Síntesis de un novedoso ligando bidentado 2,4-diespiro(ciclohexano)-octahidro-(1H,3H) quinazolina-8-carboditioato de metilo, Memories of the V Venezuelan Congress of Chemistry, The University of Zulia, Maracaibo, 2001, 535-538.

Amaro J. M., Mora L., y Bahsas A.; Aplicación de la RMN en la Determination de la Estructura y EstereoChemistry del Epoxiclibandiol, un Nuevo Sesquiterpeno del Clibadium surimanense, Memorias II Jornadas de Nuclear Magnetic Resonance Estructural, Centro Iberoamericano de Formación, Antigua, Guatemala, 2001, 22.

Ramírez I., Bahsas A., Mancilla M. y Hernández J.; Triterpenos Aislados de Cnidoscolus aconitifolius (Miller) Johnston, Memorias del X Latinoamerican Congress ofEtnomedicina, Isla de Margarita, Venezuela, 2001, 67.

Kouznetsov V., Palma A. Rozo W., Stashenko E., Bahsas A., Amaro J.; A Simple and Efficient Preparation of 3,4-Dialkylsubstituted Tetrahydroisoquinoline Using Cyclopropylethyliden Benzylamine, Synthetic Communications, 2002, 32, (19), 2965–2971.

Cuervo J. , Rincón L., Almeida R., Mora A., Delgado G. y Bahsas A.; On the Energetic and Structure of 2-Piperidinic Acid, J. Molec. Struc., 2002, 615, 191-199.

Mora A., Delgado G., Ramírez B., Rincón L., Almeida R., Cuervo J. y Bahsas A.; The Role of H-Bonding in the Structure of the 4-piperidinecarboxylic Acid Monohydrate, J. Molec. Struc, 2002, 615, 201-208.

Buitrago D., Morales A., Rojas J. Rondón M. y Bahsas A.; Diterpenoids from Ageratina neriifolia (B. ROBINSON) R. KING & H. ROBINSON, Rev. Latinoam. Quim., 2002, 30, 2, 49-51.

Palma A., Silva J., Carillo C., Kouznetsov V., Stashenko E., Bahsas A. and Amaro J. M.; Studies Directed to the Synthesis of New C-5 Spiroannulated julolidines, Tetrahedron, 2002, 58, 43, 8719-8727.

Castro J., Ochoa C., Kouznetsov V., Stashenko E., Poveda J., Bahsas A. and Amaro J.; 4-N-Aryl(benzyl)amino-4-heteroaryl-1-butenes as Building Blocks in Heterocyclic Synthesis. 2. Synthesis of New Tetrahydro-2-benzazepine Derivatives and Related Compounds Containing a Pyridine Ring, Heterocycl. Commun., 2002, 8, 365-68.

Koteich S., Bahsas A. Y Amaro J. M.; Estudio por Nuclear Magnetic Resonance del Antibiótico Azitromicina, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 31-34.

Colman T., Amesty A. Y Bahsas A.; Jahonin y Asimicin Acetogeninas Antitumorales Aisaladas de Annona jahnii (Annonaceae), Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 58-61.

Romero I., Bahsas A. y Amaro J.M.; Síntesis y Estudio Mediante Técnicas Bidimensionales de RMN de los Epímeros en C-2 de la 8-Fluoro-2(4’-Nitrofenil)furo-[3,2-c]-1,2,3,6-Tetrahidroquinolina, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 85-87.

Montealegre R., Amesty A., Bahsas A. y Amaro J. M.; Aislamiento y Caracterización Estructural de la 7,7-di-O-Metilamentoflavona, un Biflavonoide del Decussocarpus rospigliosii (podocarpaceae), Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 87-90.

Toro R., Hernández R. Bahsas A. y Díaz de Delgado G.; Estudio Estructural por Difracción de Rayos-X en Monocristal de la 2-(2-Nitro-1-Fenil) Etilenciclohexanona, un Intermediario en la Síntesis de Ticlopidina, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 94-96.

Villalobos D., Ramírez I., Bocaranda G. y Bahsas A.; Ergota-7,22-dien-3b-ol y 5a-Lanosta-7,9(11) trien-3b,26-diol Aislados de Ganoderma applanatum, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 97-100.

Moreno A., Amaro J. M. y Bahsas A.; Applications de la Nuclear Magnetic Resonance en la Determination Estructural de Derivados Epoxidados, Obtenidos a partir del Éster Metílico del Ácido Grandiflorénico, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 100-103.

Uzcátegui A., Roque E., Santos I., Bahsas A. y Díaz de Delgado G.; Caracterización estructural por Difracción de Rayos-X de Intermediarios en la Síntesis de la Nicardipina, 1-Fenil-3-Metil-4-Benciliden-5-Pirazolona, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 103-105

Buitrago D., Morales A. y Bahsas A.; Diterpenos de la Serie Kaurano de la Ageratina neriifolia King Robinson, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 174-176.

Jiménez D., Ramírez I. Bahsas A. y Jiménez M.; Terpenos y Toxicidad de la Resina de Protium heptaphyllum (Aubl.) March, Memories of the II National Meeting of Medicinal Chemistry, Universidad de Los Andes, Mérida, 2002, 179-183.

Kouznetsov V., Palma A., Rozo W., Stashenko E., Bahsas A. and Amaro J.; Chemistry of N-Functionalized Spirodihydroquinolines. Unsual Access to the 3-Methyl-4-(2-oxo-pyrrolidinyl-1) spiro[indane-1,1´-cyclohexanes] From 1-(3-cyanopropyl)-3,4-dihydrospiro[quinoline-2,1’-cyclohexanes], Tetrahedron, 2003, 59, 419-425.

Martínez M., León G., Sanabria L., Beltrán O., Igartuburu J., Bahsas A.; Structural Features o fan Arabinogalactan Gum Exudate from Spondias dulces (Anacardiaceae), Carbohydrate Research, 2003, 338, 7, 619-624.

Morillo Á., Chirinos J., Rajmankina T., Ibarra D., Arévalo J., Parada A. y Bahsas A.; Síntesis y Actividad Catalítica de Metalocenos de Titanio con Ligandos Nitrogenados; Ciencia, 2003, 11, 4, 284-293.

Rondón M., Morales A., Bahsas A., Rojas J. y Buitrago D., Parada A.; Un Nuevo Glucósido Aislado del Látex de la Euphorbia cotinifolia L.; Rev. Latinoam. Quim. 2003, 31, 1, 10-15.

Ramírez I., Villalobos D., Bocaranda G., Bahsas A.; Ergosta-7,22-dien-3b-ol y 5a-lanosta-7,9(11),24-trien-3b,26-diol Aislados de Ganoderma applanatum, Ciencia, 2003, 11, 4, 328-333.

Bahsas A., Koteich S. y Amaro J.; Determination de la Pureza de Principios Activos de Uso en la Industria Farmacéutica, por Nuclear Magnetic Resonance: Descripción de un Nuevo Método, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 434-439.

Amaro J., Koteich S. y Bahsas A.; 2,5-Dihidroxi-p-Benzoquinonas de la Myrsine coriaceae. Interpretación de sus Espectros de RMN-13C, en Función de la Fluxionalidad de Estas Quinonas, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 469-472.

Montealegre R., Amesty A., Bahsas A. y Amaro J.; Las Biflavonas del Retrophyllum rospigliosii y su Papel como Marcadores Quimiotaxonómicos, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 389-392.

Ramírez I., Amaro J. y Bahsas A.; Xantonas del Hypericum laricifolium, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 399-402.

Suárez J., Montealegre R., Ángel E. Amesty A., Ortiz M., Bahsas A. y Amaro J.; Diterpenos de las Series del Abietano, Totarano y Sempervirano del Retrophyllum rospigliosii, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 418-421.

Villalobos D., Amaro J. y Bahsas A.; Diterpenos Labdánicos del Oxylobus glanduliferus, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 421-424.

Koteich S., Bahsas A., Moreno M. y Aldana E.; Caracterización de la Composición Estructural de Rhodnius prolixus STAL POR Medio DE Nuclear Magnetic Resonance, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 449-453.

Contreras R., Fontal B., Bahsas A., Suárez T., Reyes M., Bellandi F., Colt G. y Cancines P.; Complejos de Niquel y Cobalto con Ligandos Bidentados Base de Schiff Tipo N-Alquil-2-amino-1-ciclopentencarboditioato de Etilo (Alquil =Propilo e Isobutilo), Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 84-87.

Colman T., Amesty A., Bahsas A., Burros P., López M., Mathison Y. y Israel A.; Sesquiterpeno Aislado de Ferula Hermonis Umbeliferae Estimula Sintasa del Oxido Nitrico, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 406-408

Miró A., Almeida R., Rincón L., Mora A., Delgado G., Bahsas A.; Estudios de las Interacciones Intra e Inter-Moleculares del Ácido Cis-4-Amino-Ciclohexanocarboxilico, Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 872-873.

Ávila E., Mora A., Delgado G., Bahsas A., Rincón L. y Almeida R.; Efectos del Medio en la Estructura Cristalina de Aminoacidos Zwitterionicos: Estructuras Cristalinas del Acido Cis-4-Aminociclohexanocarboxilico A 298 K Y 373 K., Memories of the VI Venezuelan Congress of Chemistry, Unimar, Isla de Margarita, 2003, 74-77.

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T. y Bellandi F., Cancines P.; Synthesis of Copper, Nickel and Cobalt Complexes with New Ligands N2S2 Benzyl-N,N'-alkylbis(2–amino–1–cyclopentencarbodithioate), Transition Metal Chemistry. 2004, 29, 51-55.

Kouznetsov V., Vargas L., Tibaduiza B., Ochoa C., Montero D., Nogal J., Fernandez C., Muelas S., Gomez A., Bahsas A. and Amaro J.; 4-Aryl(benzyl)amino-4-heteroarylbut-1-enes as Building Blocks in Heterocyclic Synthesis. 4.1 Synthesis of 4,6- Dimethyl-5-nitro(amino)-2-pyridylquinolines and their antiparasitic Activities. Arch. Pharm. (Weinheim), 2004, 337, 3, 127-132.

Suárez T., Fontal F., Reyes M., Bellandi F., Contreras R., Bahsas A., León G., Cancines P., Castillo B.; Catalytic hydrogenation of 1-hexene with RuCl₂(TPPMS)₃(DMSO), Part I: Aqueous biphasic system, Reaction Kinetics and Catalysis Letters, 2004, 82, 317-324.

Chirinos J., Arévalo J., Rajmankina T., Morillo A., Ibarra D., Bahsas A. and Parada A.; Synthesis of UHMW-PE by a Highly Active Homogeneous System: h⁵-(C₅H₅)₂Ti(h¹-O₂CC₆H₅)₂/mao, Polymer bulletin. 2004, 51, 381-387.

Palma A., Barajas J., Kouznetsov V., Stashenko E., Bahsas A. and Amaro J.; Efficient Synthesis of Octahydro-5H-dibenz[b,f]azepin-10-one Derivatives by an Easy Two-step Route From Available 2-Carbethoxymethyl cyclohexanone and Anilines, Letters in Organic Chemistry, 2004, 1, 261-263.

Ávila E., Mora A., Delgado G., Ramírez B., Bahsas A. and Koteich S.; Hydrogen bonding patterns in cis-4-aminocyclohexanecarboxylic acid; Acta Cryst. Section C, 2004. C60, 10, 759-761.

Ramírez I., Jiménez D., Bahsas A y Jiménez M.; Estudio Fitoquímico y Evaluación de la Toxicidad de la Resina de Protium heptaphyllum (Aubl). March, Rev. Latinoam. Quim. 2004, 32, (2), 56.

Palma A., Barajas J., Kouznetsov V., Stashenko E., Bahsas A., Amaro J.; New and Efficient Synthesis of 6,11-Dihydro-11-ethyl-5H-dibenz[b,e]azepine Derivatives Starting from N-Benzylanilines via Amino-Claisen and Friedel-Crafts Methodologies, Synlett. 2004, 15, 2721-2724.

Usubillaga A., Khouri N., Bahsas A., Abad A. and Rojas L.; Triterpenes From the Resin of Protium crenatum, Rev. Latinoam. Quim. 2004, 32, 3, 101-108.

Colman T., Boutros P.1, Amesty A., Bahsas A., Mathison Y., Garrido M., y Israel A.; Elucidación Estructural y Evaluación Biológica del Fitoestrógeno Ferutinina Aislado de Ferula hermonis (Umbeliferae), Revista Facultad de Farmacia, Universidad Central de Venezuela, 2005, 68 - Nos. 1-2, 19-26.

Kouznetsov V., Basilio P., Sanabria C., Vargas L., Poveda J. C., Stashenko E., Bahsas A. and Amaro-Luis J.; Synthesis and Transformations of New Spiro-4-piperidines. Acetyl Migration in 1-Acetyl-1’-Benzyl-4-Methyl-3,4-Dihydrospiro[(1H)quinoline-2,4’-piperidines] Under Debenzylation Conditions, Letters in Organic Chemistry, 2005, 2, 1, 29-32.

Kouznetsov V., Castro J. R., Puentes C. O., Stashenko E., Martinez J., Ochoa C., Pereira D., Ruiz J., Portillo C., Serrano S. , Barrio A., Bahsas A., Amaro J.; Synthesis and antiparasitic properties of new 4-N-benzylamino-4-hetarylbut-1-enes.; Arch Pharm (Weinheim). 2005, 338, 1, 32-37.

Sulbarán M., Bahsas A., Velásquez W. y Rojas J.; Caracterización de Biosurfactantes Producidos por Pseudomonas Fluorescentes Aisaladas de Emulsiones de Petróleo Pesado; Ciencia, 2005, 13, 2, 228-239.

Rondón M., Morales A., Amaro J., Bahsas A., Rojas J. and Buitrago D.; Latazione, a New Lathyrane-Type Diterpene from Euphorbia latazi Kunth, Natural Product Reaserch, 2005, 19, 6, 597-602.

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T. y Bellandi F., Nava F., Cancines P.; Synthesis of Benzyl-N,N’-alkyl-bis(2-amino-1-ciclopenten-carboditioate) derived from Cyclopentanone, Rev. Latinoam. Quim. 2005, 33, 1, 7.

Usubillaga A., Khouri N., Baptista J. and Bahsas A.; New Acnistins from Acnistus arborescens, Rev. Latinoam. Quim. 2005, 33, 3, 121.

Rojas F., Amaro J., Montealegre R. y Bahsas A.; Aislamiento y Caracterización del 3b,19-Dihidroxisandaracopimaradieno, un Diterpeno Potencialmente Activo de la Resina del Pinus caribaea var. hondurensis; Memories of the III National Meeting of Medicinal Chemistry; Caracas, 2005, 17-18.

Chacón P., Amaro J. y Bahsas A.; Flavonoides del Exudado Resinoso de las Hojas de la Stevia lucida LAGASCA (Asteraceae); Memories of the III National Meeting of Medicinal Chemistry; Caracas, 2005, 23-24.

Ramírez I., Amaro J., Bahsas A. y Araque M.; Flavonoles y Xantonas del Hypericum Laricifolium JUSS. Caracterización Estructural y Estudio Preliminar de su Actividad Antibacteriana; Memories of the III National Meeting of Medicinal Chemistry; Caracas, 2005,31-32.

Feher A., Amaro J. y Bahsas A.; Aislamiento y Caracterización del ent-Torulosol, un Potencial Antimicótico del Exudado Resinoso de las Hojas del Baccharis latifolia Pers.; Memories of the III National Meeting of Medicinal Chemistry; Caracas, 2005, 35-36.

Villalobos D., Araque M., Amaro J. y Bahsas A.; Aislamiento y Actividad Antibacteriana del Labran-8a,15-Diol, un Diterpeno del Oxylobus glanduliferus A. Gray; Memories of the III National Meeting of Medicinal Chemistry; Caracas, 2005, 39-40.

Ramírez I., Carmona J., Bahsas A. y Amaro J.; Ambrocumanensina, una Nueva Pseudoguaianolida de la Ambrosia cumanensis H.B.K. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI01.

Chacón P., Bahsas A. y Amaro J.; Estructura y EstereoChemistry de una Logipin-2-en-1,9-diona Aislada de la Stevia elatior Kunth. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI03.

Rojas F., Montealegre R., Bahsas A. y Amaro J.; Labdanos de la Resina del Pinus caribaea var. Hondurensis. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI06.

Villalobos D., Amaro J. y Bahsas A.; Oxylobusol y 13-epi-Oxylobusol, Dos Nuevos Óxidos de Manoilo del Oxylobus glanduliferus A. Gray. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI11.

Montealegre R., Amaro J., Bahsas A. y Amesty A.; Aplicación de la RMN de Alta Resolución en la Caracterización Estructural de la Nagilactona F. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI13.

Delgado P., Sulbarán M., Bahsas A. y Amaro J.; Diterpenos de las Inflorescencias de la Stevia incognita. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI17.

Rivas A., Lárez C., Amaro J.M. y Bahsas A.; 2-Alquil-4-Hidroxi-Tetrahidrofuranos de la Pulpa del Aguacate. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI21.

Ramírez C., Bahsas A. y Amaro J.; Depsidonas del Liquen Usnea duriuscula Motyka. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI29.

Carrillo F., Koteich S., Bahsas A. y Amaro J.; Aislamiento y Determination Estructural de un Nuevo p-Hidroxibenzoato Isoprenilado de la Myrsine coriacea. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI35.

Amaro J., Feher A. y Bahsas A.; Baccharidiol y epi-Baccharidiol, Dos Nuevos Diterpenoides del Baccharis latifolia Pers. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI37.

Amesty A., Montealegre R., Bahsas A. y Amaro J.; 4b-Carboxi-(O)-b-Glucopiranosil-19-Nor-Totarol, un Nuevo Diterpeno Glucosidado del Retrophyllum rospigliosii. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI38.

Pabón D., Carmona J., Bahsas A. y Amaro J.; Aislamiento e Identificación de las Eudesmanolidas Vulgarina y 4-epi-Vulgarina de las Hojas de la Stevia serrata Cav. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI42.

100

Colman T., Boutros P., Amesty A., Bahsas A., Mathis Y., Garrido M., y Israel A.; Estudio Comparativo de las Vias de Señalizacion del-17b-Estradiol y Dos Sesquiterpenos Naturales en el Sistema Nervioso Central de la Rata. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, FI58P.

101

Barrios L., Delgado P., Amaro J. y Bahsas A.; Productos Inesperados Generados a Partir de Diclorocarbeno y Etanol. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, OR13.

102

Gómez S., Palma A., Bahsas A. y Amaro J.; Las orto-Alilanilinas N-Bencilosustituidas como Promisorio Bloque de Construcción de 2-Fenil(aril)-4-Hidroxitetrahidro-1-Benzoazepinas. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, OR24.

103

Bahsas A., Koteich S., Rincón L., Almeida R.; Análisis Conformacional del Cloranfenicol por RMN. Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, OR28.

104

Seijas L., Delgado G., Mora A., Bahsas A. y Uzcátegui J.; Síntesis, Estudio Térmico, Caracterización Estructural Ppr FT-IR, RMN y Difracción de Rayos-X en Polvo de Derivados de la L-Prolina, Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, IC12.

105

Contreras R., Fontal B., Bahsas A., Suárez T., Reyes M., Bellandi F., Romero I., Cancines P. y Contreras A.; Síntesis y Caracterización de Complejos de Cobre (II) y Níquel (II) con Ligandos Nitrógeno-Sulfurados Tipo Base de Schiff Derivados del Ácido 2-Aminociclopenten-1-Ditiocarboxílico, Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, IC30.

106

Bruno J., Díaz G., Delgado M., Bahsas A. y Amaro J.; Caracterización por Métodos Espectroscópicos y de Difracción de Rayos-X de la 4S,9b-Diacetoxi-6aH,7aH,10aH-xanth-1,11(13)-dien-6,12-olida, Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, IC32.

107

Yépez K., Gutiérrez J., Ramírez B., Velásquez W., Bahsas A. y Sagrado V.; Síntesis, Caracterización Magnética y Espectroscópica, de dos Complejos de Cobalto del Ácido Maleámico [(C₄H₄NO₃¯ )₂ Co²⁺], Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, IC45.

108

Barrera N., Rodríguez L., Delgado G., Mora A., Bahsas A., Parra R. y Uzcátegui J.; Síntesis, Caracterización Espectroscópica y Análisis por Difracción de Rayos-X en Muestra Policristalina de los N-Carbamoilo de Glicina y L-Alanina, Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, IC57P.

109

Rodríguez L., Barrera N., Delgado G., Mora A., Bahsas A., Parra R. y Uzcátegui J.; Síntesis y Caracterización de los Compuestos N-Carbamiolo-L-Valina y N-Carbamoilo-L-Isoleucina, Memories of the VII Venezuelan Congress of Chemistry, Universidad de Los Andes, Mérida, 2005, I58P.

110

Kouznetsov V., Amado D., Bahsas A. and Amaro J.; Synthesis and Spectral Data of New 1,2-Bis-(2-hetaryl-4-oxothiazolidin-3-yl)ethanes and 1,4-Bis-(2-hetaryl-4-oxothiazolidin-3-yl)butanes, J. Heterocycl. Chem., 2006, 43, 447-452

111

Kouznetsov V., Ochoa C., Bohórquez A., Zacchino S., Sortino M., Gupta M., Vázquez Y., Bahsas A., Amaro J.; A straightforward synthetic approach to antitumoral pyridinyl substituted 7H-indeno[2,1-c]quinoline derivatives via three-component imino Diels-Alder reaction, Lett. Org. Chem., 2006, 3, 4. 300-304.

112

Colman T, Boutros P., Amesty A., Bahsas A., Mathison Y., Garrido M. and Israel A.; Ferutinin stimulates nitric oxide synthase activity in median eminence of the rat, Journal of Ethnopharmacology, 2006, 106, 327-332.

113

Yépez A., Palma A., Stashenko E., Bahsas A. and Amaro J.; 2-Allyl-N-benzyl substituted a-naphthylamines as building blocks in heterocyclic synthesis. New and efficient syntheses of benz[e]naphtho[1,2-b]azepine and naphtho[1,2-b]azepine derivatives, Tetrahedron Letters, 2006, 47, 5825-5828.

114

Aldana E., Moreno M., Koteich S. y Bahsas A.; Determination del Estadio Ninfal y la Edad Reproductiva de la Hembra de Rhodnius prolixus, Stal 1859 (Heteroptera, Triatominae) por Medio de Nuclear Magnetic Resonance, Parasitol. Latinoam., 2006, 61, 17-22.

115

Gómez S., Stashenko E., Palma A., Bahsas A. and Amaro J.; Sequential Amino-Claisen Rearrangement / Intramolecular Dipolar [3+2] Cycloaddition / Reductive Cleavage Approach to the Stereoselective Synthesis of cis-4-hydroxy-2-aryl-2,3,4,5-tetrahydro-1(1H)-benzazepines, Synlett. 2006, 14, 2275-2277.

116

Seijas L., Delgado G., Mora A., Bahsas A. y Uzcátegui J.; Síntesis y Caracterización de los Derivados N-carbamoilo e Hidantoina de la L-Prolina, Avances en Chemistry, 2006, 1 (2), 3-7.

117

Contreras R., Fontal B., Bahsas A., Reyes M., Bellandi F., Suárez T., Romero I., Contreras A. y Cancines P.; Nueva Estrategia de Síntesis del 2-amino-1-ciclopentencarboditioato de propilo y de los Proligandos Derivados tipo [N₂S₂]²-, Avances en Chemistry, 2006, 1 (2), 9-14.

118

Amaro J., Amesty Á., Montealegre R. and Bahsas A.; Rospiglioside a New Totarane Diterpene from the Leaves of Retrophyllum rospigliosii, Journal of the Mexican Chemical Society, 2006, 50, (3), 96-99.

119

Abad A., Bahsas A., Delgado P., Amaro J. and Towers N.; Actividad Antimicrobiana y Estudio Fitoquímico Preliminar de Mandevilla veraguasensis (Seem.) Helms. (Apocynaceae), Avances en Chemistry, 2006, 1 (3), 29-34.

120

Rivas A., Lárez C., Amaro J. y Bahsas A.; 2-Alquil-4-Hidroxi-Tetrahidrofuranos de la Pulpa del Aguacate, Avances en Chemistry, 2006, 1 (3), 35-37.

121

Toro R., Díaz de Delgado G., Bahsas A. and Delgado J.M., The Presence of Polymorphism in Oxytetracycline Hydrochloride Shown by X-Ray Powder Diffraction Techniques, Z. Kristallogr. Suppl. 2007, 26, 563-568.

122

Seijas L., Delgado G., Mora A., Bahsas A. and Briceño A.; (2S)-1-Carbamoylpyrrolidine-2-carboxylic acid, Acta Cryst. Section C, 2007. C63, 303-305.

123

Rivas A., Lárez C. y Bahsas A.; Síntesis y Caracterización Espectroscópica del Cloruro de Oleoilo, Avances en Chemistry, 2007, 2 (1), 15-20.

124

Vizcaya L., Mora A., VargasL., Kouznetsov V. and Bahsas A.; 6-Fluoro-4-methyl-2-(3-pyridyl)-1,2,3,4-tetrahydroquinoline, Acta Cryst. Section E, 2007. E63, o2914.

125

Delgado G., Mora A., Uzcátegui J., Bahsas A. and Briceño A.; (S)-5-Benzylimidazolidine-2,4-dione monohydrate, Acta Cryst. Section C, 2007. C63, o448-o450.

126

Miró A., Velásquez W., Briceño A., Bahsas A., Ramírez B. and Diaz de Delgado G.; Synthesis and Crystal Structure of Dimethyl-7-oxabicyclo[2.2.1]hept-5-ene exo,exo-2,3-dicarboxylate, Journal of Chemical Crystallography, 2007, 37, (8), 543-548.

127

Sulbarán M., Delgado G., Mora A., Bahsas A., Novoa de Armas H. and Blaton N.; Hydrogen-Bonding Patterns in rac-1-acetyl-5-methyl-2-thioxoimidazolidin-4-one, Acta Cryst. Section C, 2007. C63, o543-o545.

128

Kouznetsov V., Meléndez C., Urbina J., Stashenko E., Bahsas A. and Amaro-Luis J.; Synthesis and Spectral Data of Quinoline Products Obtained by Reaction of N-(4-Pyridinyliden)anilines and N-Benzylidenaniline with 2,2-Dimethoxypropane (Kametani Reaction), J. Heterocycl. Chem., 2007, 44, 551-555.

129

Lárez C., Rivas A., Velásquez W. y Bahsas A.; Amidación del Quitosano con Cloruro de Oleoilo, Revista Iberoamericana de Polímeros, 2007, 8 (4) 229-240.

130

Aparicio R., Bahsas A. and Usubillaga A.; Allylic Oxidation of Ent-Kaurenic Acid, Ent-Kaurenic Acid Methyl Ester and Ent-Kaurenol, Avances en Chemistry, 2007, 2 (3) 3-8.

131

Leal J., Delgado G., Mora A., Contreras J., Bahsas A., Briceño A. y Atencio R., Estructura Cristalina y Molecular de co-Cristales de los Aminoácidos 1-Aminociclopentano y 1-Aminociclohexano Carboxílico, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ53.

132

Rodríguez L., Delgado G., Mora, A., Bahsas A., Uzcátegui, J., Novoa H., Estructura Cristalina y Molecular del Compuesto N-Carbamoil-L-isoleucina [C₇H₁₄N₂O₃], Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ58.

133

Seijas L., Delgado G., Mora A., Bahsas A. y Uzcátegui J., Síntesis Y Caracterización Estructural del Hidantoin -L-cistina [C₆H₈N₄O₄S₂], Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ59.

134

Seijas L., Delgado G., Mora A., Contreras J., Bahsas A., Briceño A. y Atencio R., Estructura Cristalina y Molecular del N-carbamoil-L-prolina [C₆H₁₀N₂O₃] e hidantoin-L-prolina [C₆H₈N₂O₂], Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ60.

135

Vizcaya L., Mora A., Bahsas A., Delgado G., Kouznetsov V. , Vargas L., Estructura Molecular y Cristalina del 6-fluor-4-metil-2-(3-piridil) tetrahidroquinolina, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ61.

136

Ramírez B., Velásquez W., Bahsas A. y Torres C., Formación Térmica en el Estado Sólido del Ácido Fumarámico a Partir del Ácido Maleámico, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ190.

137

Barrera N., Delgado G., Mora A., Bahsas A., Uzcátegui J., Briceño y Atencio R., Determination de la Estructura Cristalina y Molecular del Compuesto N-carbamoil-glicina [C₃H₆N₂O₃], Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ257.

138

Contreras J., Delgado J.M., Díaz de Delgado G. y Bahsas A., Derivados Metálicos del Ácido Itacónico Obtenidos Mediante Síntesis Hidrotérmica. Estudio Estructural del Itaconato de Bario. Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ259.

139

Contreras R., Fontal B., Bahsas A., Reyes M., Suárez T., Bellandi F., Romero I., Cancines P. y Pereira P., Presencia de Iones Doblemente Positivos en los Espectros de Masas de la Serie de Homologación de Proligandos [N₂S₂]^2- Tipo N,N’-alquil-bis-2-amino-1- ciclopentencarboditioato de Alquilo, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ274.

140

Pereira P., Contreras R., Romero I., Fontal B., Bahsas A., Reyes M., Suárez T., Bellandi F., y Cancines P., Síntesis y Caracterización de Complejos de Níquel(II) y Cobre(II) con un nuevo Proligando del tipo N,N’-propil-bis(2-amino-1-ciclopentencarboditioato de alílo), Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ286.

141

Blanco M., Palma A., Bahsas A. y Amaro-Luis J., Sintesis Estereoselectiva de una Nueva Serie de cis-4-hidroxi-2-(2-tienil) tetrahidro-1-benzoazepinas, Empleando una Ruta Convergente para Acceder a sus Precursores Claves, las orto-alilanilinas N-tienil Sustituidas. Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ294.

142

Jaimes E., Galeano N., Palma A., Bahsas A. y Amaro-Luis J., Síntesis Efectiva de 11-etil-6,11-dihidro-5H-dibenzo[b,e]azepinas y su Posterior Conversión en 8-etil-3-oxo-2,3,8,12b-tetrahidrodibenzo[c,f]- tiazolo[3,2-A]azepinas un Nuevo Sistema Tetracíclico de la dibenzo[b,e]azepina, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ295.

143

González V., Mora a., Bahsas A., Delgado G., Yépez A. y Palma A., Caracterización por Difracción de Rayos-X y RMN uni y bidimensional de Nuevos Fármacos: 2-fenil-2,3,4,5-tetrahidro-1,4-epoxinafto[1,2-b]azepina, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ297.

144

Hernández M., Delgado G., Mora A. y Bahsas A., Síntesis y Caracterización del N-acetil-L-metionina, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ298.

145

Osal E., Mora A., Bahsas A., Delgado G., Gonzáles T. y Palma A., Caracterización por Difracción de Rayos-X y RMN uni y Bidimensional de un Potencial Fármaco del Tipo dibenzazepina:6,11 -dihidro-11-etil-5H-dibenz[b,e]azepina, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ307.

146

Sulbarán M., Delgado G., Mora A., Bahsas A., Briceño A. y Novoa de Armas H., Síntesis Y Caracetrización Estructural de Derivados Acetilados de Tiohidantoinas de Aminoácidos Naturales. Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ309.

147

Vizcaya L., Mora A., Bahsas A., Delgado G., Kouznetsov V. , Vargas L., Estructura Molecular y Cristalina del 1-(2-furan-2-il-6-metil-1,2,3,4-tetrahidroquinolin-4-il)pirrolidin-2-ona, Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ312.

148

Yépez A., Palma A., Escobar P., Bahsas A., Fontenlad J. y Marini L., Síntesis y Actividad Biológica de Nuevas 1,4-epoxitetrahidronafto [1,2-b]azepinas y sus productos de Reducción, las cis-2-aril-4-hidroxi-2,3,4,5- tetrahidronafto[1,2-b]azepinas. Memories of the VIII Venezuelan Congress of Chemistry, Central University of Venezuela. Caracas, 2007, SVQ313.

149

Amaro-Luis J., Amesty A., Bahsas A. and Montealegre R.; Biflavones from the leaves of Retrophyllum rospigliosii, Biochemical Systematics and Ecology, 2008, 36 (3), 235-237.

150

Colman T., Amesty A., Amaro M., Cordero M. y Bahsas A., Jahonin and Asimicin Acetogenins, from Annona jahnii (Annonaceae), Revista Facultad de Farmacia, Universidad Central de Venezuela, 2008, 71, No.1, 48.

151

Amaro-Luis J., Koteich-Khatib S., Carrillo-Rodríguez F. and Bahsas A.; Myrsicorianol, A New Prenylated Benzoic Acid Derivative from Myrsine coriacea, Natural Product Communications, 2008, 3 (3), 323-327.

152

Abad-Reyes J., López-Pérez J., Santiago C., Delgado P., Bahsas A., Amaro-Luis J., Del Olmo E. y San Feliciano A.; Productos Inesperados en la Transformación Chemistry de Derivados de la Podofilotoxona a través de la Reacción de Takai, Avances en Chemistry, 2008, 3 (1) 25-32.

153

Giammanco G., Dávila J., Díaz A., Bahsas A. y López F.; Síntesis y Polimerización de Algunos Derivados Alquílicos del Estireno, Revista Iberoamericana de Polímeros, 2008, 9 (3), 228-235.

154

Acosta L., Bahsas A., Palma A., Cobo J., Low J. and Glidewell C.; Three Styryl-Substituted Tetrahydro-1,4-epoxy-1-benzazepines: Configurations, Conformations and Hydrogen-Bonded Chains, Acta Cryst. Section C, 2008. C64, o514-o518.

155

Acosta L. M., Bahsas A., Palma A., Cobo J., Hursthouse M. B. and Glidewell C., 4-Hydroxy-2-vinyl-2,3,4,5-tetrahydro-1-benzazepine and its 7-fluoro and 7-chloro analogues are isomorphous but not strictly isostructural, Acta Cryst. (2009). C65, o92-o96

156

Palma A., Bahsas A., Yépes A., Cobo J., Hursthouse M. and Glidewell C., (2R,4S)-7-Bromo-2-phenyl-2,3,4,5-tetrahydro-1,4-epoxynaphtho [1,2-b]azepine, (2RS,4SR)-7-bromo-2-(4-chlorophenyl-2,3,4,5-tetrahydro-1,4-epoxynaphtho[1,2-b]azepine and (2RS,4SR)-2-(4-fluorophenyl)-2,3,4,5-tetrahydro-1,4-epoxynaphtho[1,2-b]azepine: hydrogen-bonded structures in two and three dimensions, Acta Cryst. (2009). C65, o140-o145.

157

Sulbarán M., Pérez E., María B., Bahsas A. and Yarzábal L., Charazterization of the Mineral Phosphate-Solubilizing Activity Pantoea aglomerans MMB051 Isolated from an Iron-Rich Soil in Southeastern Venezuela (Bolivar State), Curr Microbiol 2009, 58, 378-383.

158

Pabón R., Weinhold E. y Bahsas A.; Síntesis y Caracterización Electroquímica de 2-Hexadeciloxianilina, Memories of the IX Venezuelan Congress of Chemistry, Universidad de Oriente. Cumaná 2009.

159

Santiago C., Abad J., Bahsas A. y López J.; Obtención de Derivados Nitrogenados de la Podofilotoxina, Memories of the IX Venezuelan Congress of Chemistry, Universidad de Oriente. Cumaná 2009.

160

Santiago C., Abad J., Bahsas A., López J. y del Olmo E.; Productos Obtenidos de la Transformación de la Podofilotoxina, Memories of the IX Venezuelan Congress of Chemistry, Universidad de Oriente. Cumaná 2009.

161

Almarza J., Rincon L., Bahsas A. and Brito F.; Molecular Mechanism for the Denaturation of Proteins by Urea, Biochemistry, Article ASAP, DOI: 10.1021/bi9007116, Publ. Date (Web) Jul 06, 2009.

162

Gómez S., Sanabria C., Palma A., Bahsas A., Cobo J. and Glidewell C.; Four differently substituted 2-aryl-2,3,4,5-tetrahydro-1H-1,4-epoxy-1-benzazepines: hydrogen-bonded structures in one, two and three dimensions, Acta Cryst. 2009. C65, o465–o469.

163

Blanco M., Palma A., Bahsas A., Hursthouse M., Cobo J. and Glidewell C.; Sterically shielded pyramidal amino groups in two 4,4_-(arylmethylene)bis(6-allyl-3-chloro-2-methylaniline) Derivatives, Acta Cryst. 2009. C65, o479–o482.

164

Blanco M., Palma A., Bahsas A., Cobo J. and Glidewell C.; Different hydrogen-bonded structures in three 2-thienyl-substituted tetrahydro-1,4-epoxy-1-benzazepines, Acta Cryst. 2009. C65, o487–o491.

165

Acosta L., Palma A., Bahsas A., Cobo J. and Glidewell C., A three-dimensional hydrogen-bonded framework in (2S*,4R*)-7-fluoro-2-exo-[(E )-styryl]-2,3,4,5-tetrahydro-1H-1,4-epoxy-1-benzazepine, Acta Cryst. 2010. C66, o206–o208.

166

Acosta L., Palma A., Bahsas A., Cobo J. and Glidewell C., Hydrogen-bonded dimers, chains and rings in six differently substituted 2-vinyltetrahydro-1,4-epoxy-1-benzazepines, Acta Cryst. 2010. C66, o209–o214.

167

Palma A., Galeano N. and Bahsas A., A Simple and Practical Approach to the Dibenzo[c,f]thiazolo[3,2-a]azepines: A Novel Fused Tetracyclic Azepine System, Synthesis 2010, 8, 1291–1302.

168

Yepes A., Jaimes E., Bahsas A., Palma A., Hursthouse M., Cobo J. and Glidewell C.; Ring Conformations and Intermolecular Interactions in Two Fused Dibenzoazocines, Acta Cryst. 2010. C66, o284-o288

169

Gómez S., Castrillón J., Palma A., Leal S., Escobar P., Bahsas A. Synthesis, Structural Elucidation and in Vitro Antiparasitic Activity Against Trypanosoma Cruzi and Leishmania Chagasi Parasites of Novel Tetrahydro-1-Benzazepine Derivatives, Bioorganic & Medicinal Chemistry 2010, 18, 13, 4721-4739

170

Acosta L, Palma A, Bahsas A.; Rational use of substituted N-allyl and N,Ndiallylanilines in the stereoselective synthesis of novel 2-alkenyltetrahydro-1-benzazepines, Tetrahedron 2010, 66, 8392-8401

171

Vizcaya L., Mora A., Delgado* G., Bahsas A., Mora U. and Kouznetsov V. The crystal structure of 1-[2-(furan-2-yl)-6-methyl-1,2,3,4-tetrahydroquinolin-4-yl]pyrrolidin-2-one, Journal of Chemical Crystallography, 2012, 42,267–270.

172

Gonzalez V., Vizcaya L., Mora A., Delgado G., Bahsas A., Yepes A. and Palma A. Crystal Structure of 2-Exo-Phenyl-2,3,4,5-Tetrahydro-1,4- Epoxinafto[1,2-b]azepine, Journal of Chemical Crystallography, 2012, 42,356–359.

173

Santiago Dugarte C., Abad Reyes J. A., Bahsas A., López Pérez J. L. y Chacón Morales P. A.; Síntesis de una Lactama a Partir de Lignanos del Podophyllum emodi. Mem. XI Congreso Venezolano de Química. Caracas. Junio-2013.

174

Chacón P. A., Amaro-Luis J. M., y Bahsas A.; Obtención de una Nueva Lactona Sesquiterénica a Partir de Deivados del Longipinano. Mem. XI Congreso Venezolano de Química. Caracas. Junio-2013.

175

Montealegre R. E., Amaro-Luis J. M., Bahsas A. y Rodríguez-Villanueva C. A.; Caracterización Estructural Mediante RMN Bidimensional de la 15-Hidroxi-Salonitenolida, una Germacrolida de Simsia pubescens. Mem. XI Congreso Venezolano de Química. Caracas. Junio-2013.

176

Almarza J., Rincón L., Bahsas A., Pinto M. and Brito F., Urea’s Effect on the Ribonuclease A Catalytic Efficiency: A Kinetic, ¹H NMR and Molecular Orbital Study, The Protein Journal, 2013, 32, (2), 118-125.

177

López-Carrasquero F., Koteich-Khatib S., Bahsas A., Dugarte N., Rangel-Rangel E. and Fernández A., NMR Study of the Microstructure of Methyl-N-Hexadecyl Itaconate with Styrene Copolymers, Rev. LatinAm. Metal. Mat. 2013; 34 (1) 1-10

178

Ortiz M.S., Fricke J., Santos I., Abad J.A. y Bahsas A., Síntesis del 3-p-metoxibenzoil-4-hidroxi-6-p-metoxifenil-2H-piran-2-ona, Avances en Química, 2013, 8(1), 55-57

179

Santiago-Dugarte C., Abad-Reyes A., Bahsas A. y Chacón-Morales P.; Síntesis de derivados nitrogenados de la podofilotoxina, Rev. Farmacia, 2013

180

Chacón-Morales P., Amaro-Luis J. M. and Bahsas A.; Isolation and Characterization of (+)-Mellein, the First Isocoumarin Reported in Stevia Genus. Avances en Química, 2013, 8(3), 151-158

181

Ramírez-González I., Amaro-Luis J. M. and Bahsas A.; Xanthones from Aerial Parts of Hypericum laricifolium Juss. Nat. Prod. Commun., 2013, 8, 1731-1732

182

Blanco M., Escobar P., Leal S., Bahsas A., Cobo J., Nogueras M., Palma A.; Synthesis of novel polysubstituted (2SR,4RS)-2-heteroaryltetrahydro-1,4-epoxy-1-benzazepines and cis-2-heteroaryl-4-hydroxytetrahydro-1H-1-benzazepines as antiparasitic agents. European Journal of Medicinal Chemistry, 2014, 86, 291-309.

183

Delgado G., Hernández M., Mora A., Bahsas A., Lobaton R., Teresa González T.; Synthesis, spectroscopic characterization and crystal structure analysis of rac-2-thiohydantoin-methionine . Molecular Crystal and Liquid Crystal, 2014,

184

Anderson P., Koteich-Khatib S., Amaro-Luis J. y Bahsas A.; Producto inesperado de la solvatación de sultamicilina en DMSO, Avances en Química, 10(Especial), 13-20 (2015).

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Mar 2016.