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Hydrogenation of aromatics with [Ru(g5-C5H5)Cl(TPPDS)2] in biphasic medium
(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 ...
Biphasic catalysis with RuCl2(DMSO)(TPPMS)3
(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 ...
Problemario de Química Inorgánica I.
(2011-08-12)
Synthesis, characterization, and biphasic ionic liquid media 1-hexene hydrogenation reaction of RuCl2(DMSO)2(NC5H4CO2Na-3)2
(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 ...
Rhodium catalyzed hydroformylation of kaurane derivatives: a route to new diterpenes with potential bioactivity
(2010-11-25)
Kaurenic and grandiflorenic acids are naturally occurring diterpenes whose biological activity has beedescribed. Both acids contain an exocyclic methylenic double bond that allows further functionalization on their structure. ...
Rhodium catalyzed hydroformylation of monoterpenes containing a sterically encumbered trisubstituted endocyclic double bond under mild conditions
(2010-11-25)
The rhodium catalyzed hydroformylation of endocyclic monoterpenes, that is, 2-carene (1), 3-carene (2), and a-pinene (3), in the presence of PPh3 or various diphosphines and phosphites has been studied. The unmodified Rh ...
Electrochemical behavior of dopamine in presence of ascorbic acid by using an electrochemical modified gold electrode and an electrochemical and chemical modified gold electrode with a thiol
(2010-11-25)
En este trabajo se presentan los resultados obtenidos de la detección y cuantificación electroquími-ca de la dopamina (DA) en presencia de ácido ascórbico (AA) haciendo uso de un electrodo de oro modifica-do electroquímicamente ...