Articulos, Pre-prints (Laboratorio de Organometálicos)

 

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  • Synthesis, characterization and hydroformylation catalytic activity of a water-soluble RhCl(CO)(PySO3Na)2 complex using 1-hexene and real naphtha 

    Fonseca V., Yuraima J.; Fontal, Bernardo; Reyes, Marisela del C.; Suárez B., Trino; Bellandi, Fernando; Díaz, Juan C.; Cancines, Pedro I. (2012-03-16)
    In this work, we describe the synthesis and characterization of a new water soluble [RhCl(CO)(PySO3Na)2], complex (1); where [PySO3Na] is the sodium salt of p-sulfonated pyridine ligand. Complex (1) was obtained in methanol, ...

  • Afinidad electrónica y singularidades de la tabla periódica 

    Suárez B., Trino (Venezuela, 2011-08-22)

  • Aqueous biphasic olefin hydroformylation catalyzed by water-soluble rhodium complexes 

    Suárez B., Trino; Fontal, Bernardo; León, Gustavo; Reyes, Marisela; Bellandi, Fernando; Contreras, Ricardo Rafael; Cancines, Pedro (Venezuela, 2011-08-17)
    Catalysis with water-soluble rhodium complexes, RhCl(CO)(TPPMS)2, [TPPMS = P(C6H5)2(C6H4SO3)] (1), RhCl(CO)(TPPDS)2, [TPPDS = P(C6H5)(C6H4SO3)2] (2) and RhCl(CO)(TPPTS)2, [TPPTS = P(C6H4SO3)3] (3) in hydroformylation of ...

  • Hidrogenación de Aromáticos en la Catálisis del Complejo Ru(η5- C5H5)(Cl)(TPPDS)2 en Medio Bifásico Orgánico/Agua 

    Guzmán, Angie; Suárez B., Trino; León, Gustavo; Fontal, Bernardo; Reyes, Marisela; Bellandi, Fernado; Contreras, Ricardo Rafael; Cancines, Pedro (Venezuela, 2011-08-17)
    En este trabajo se presentan los resultados de la hidrogenación de compuestos aromáticos como el tolueno, benceno y m-xileno en un sistema bifásico heptano/agua, utilizando como precursor catalítico el complejo ...

  • Biphasic catalysis with RuCl2(DMSO)(TPPMS)3 

    Suárez B., Trino; Fontal, Bernardo; Reyes, Marisela; Bellandi, Fernado; Contreras, Ricardo Rafael; Millán, Enrique; Cancines, Pedro; Paredes, Danny (2011-08-16)
    A mononuclear RuCl2(DMSO)(TPPMS)3 complex (1) (TPPMS ¼ triphenylphosphine monosulfonate) has been synthesized. Spectroscopic analysis by i.r., u.v.–vis., 1H-, 13C-, 31P-n.m.r., cyclic voltammetry, m.s. analysis and ...

  • Hydrogenation of aromatics with [Ru(g5-C5H5)Cl(TPPDS)2] in biphasic medium 

    Suárez B., Trino; Guzmán, Angie; Fontal, Bernardo; Reyes, Marisela; Bellandi, Fernando; Contreras, Ricardo Rafael; Cancines, Pedro; Léon, Gustavo; Rojas, Loguard (Venezuela, 2011-08-16)
    [Ru(g5-C5H5)Cl(TPPDS)2], [TPPDS=P(C6H5)(C6H4SO3 ))2] in biphasic (n-heptane/water) medium hydrogenates toluene, benzene and m-xylene (105 C, 1400 psig H2, substrate/catalyst=600:1, 4 h) and in toluene hydrogenation gives ...

  • Teoría de repulsión del par electrónico del nivel de valencia (TRPENV) 

    Suárez B., Trino (Venezuela, 2011-08-16)

  • Synthesis, characterization and olefin hydroformylation reactions of mer-[Mo(CO)3(p-C5H4N-CN)3] 

    Suárez B., Trino; Fontal, Bernardo; Parra, María F.; Reyes, Marisela del C.; Bellandi, Fernando; Díaz, Juan C.; Cancines, Pedro I.; Fonseca V., Yuraima J. (Springer Science+Business Media B.V. 2010, 2010-01-12)
    Mer-[Mo(CO)3(p-C5H4N-CN)3] was prepared by UV-irradiation of a THF solution of Mo(CO)6 and paracyanopyridine under heating. The complex was characterized by FT-IR, MS, 1H and 13C NMR and showed catalytic activity for olefin ...

  • Hydroformylation reactions of the trans-Mo(CO)4(p-C5NH4SO3NA)2 complex in biphasic medium 

    Suárez B., Trino; Fontal, Bernardo; Zambrano, Ghery; Reyes, Marisela del C.; Bellandi, Fernando; Contreras, Ricardo Rafael; Díaz, Juan C.; Cancines, Pedro I.; Fonseca V., Yuraima J.; Romero C., Isolda (Akadémiai Kiadó, Budapest and Springer, Dordrecht, 2008-10-12)
    Trans-bis(sodium pyridine-p-sulphonate)tetracarbonylmolybdenum(0) complex, (trans-Mo(CO)4(p-PySO3Na)2, (1)) was used as a catalytic precursor for the 1- hexene hydroformylation reaction, in biphasic toluene/water medium ...

  • Synthesis and characterization of trans-Mo(CO)4(p-C5NH4SO3Na)2 

    Suárez B., Trino; Fontal, Bernardo; Zambrano, Ghery; Reyes, Marisela del C.; Bellandi, Fernando; Contreras, Ricardo Rafael; Díaz, Juan C.; Cancines, Pedro I.; Fonseca V., Yuraima J.; Romero C., Isolda (Akadémiai Kiadó, Budapest and Springer, Dordrecht, 2008-03-12)
    Reaction between Mo(CO)6 and p-C5NH4SO3Na (1:2 (Mo: p-C5NH4SO3Na) stoichiometric ratio) gave the trans-Mo(CO)4(p-C5NH4SO3Na)2 complex, (1), in 80% yield. Complex (1) has been characterized by FTIR, 1H and 13C NMR spectroscopy. ...

  • Synthesis, characterization, and biphasic ionic liquid media 1-hexene hydrogenation reaction of RuCl2(DMSO)2(NC5H4CO2Na-3)2 

    Suárez B., Trino; Fontal, Bernardo; Vielma, Joel E.; Reyes, Marisela del C.; Bellandi, Fernando; Cancines, Pedro I.; Díaz, Juan C.; Fonseca V., Yuraima J. (Publicado en Science+Business Media B.V., 2011-06)
    RuCl2(DMSO)2(NC5H4CO2Na-3)2 is very soluble in the ionic liquid (IL) 1-n-butyl-3-methylimidazolium tetrafluoroborate, [(BMIM)BF4]. The complex was prepared by reacting RuCl2(DMSO)4 with NC5H4CO2Na-3, sodium nicotinate, in ...

  • Synthesis of light alkenes on manganese promoted. 

    González, Sergio; Oliveros Bastidas, Alberto; Mora, Asiloé J.; Rodulfo Baechler, Serbia M. A.; Orozco, José; Fontal, Bernardo; Delgado, Gerzon (SABER ULA, 2007-04-27)
    Synthesis of light alkenes on manganese promoted. (González Cortés, Sergio Luis; Rodulfo Baechler, Serbia M. A.; Oliveros Bastidas, Alberto; Orozco, José; Fontal, Bernardo; Mora, Asiloé J.; Delgado, Gerzon) Abstract The ...