An aldol-type reaction of organonitriles with aldehydes was catalyzed by a RhI(OR) species underambientconditions, and the reaction displayed a broad substrate scope with respect to both organonitrile and aldehyde components.
Process for reducing 3-heteroaryl-3-oxopropionic acid derivatives
申请人:——
公开号:US20030225274A1
公开(公告)日:2003-12-04
The present invention relates to a process for preparing stereoisomerically enriched 3-heteroaryl-3-hydroxycarboxylic esters by reducing 3-heteroaryl-3-oxocarboxylic esters in the presence of ruthenium-containing catalysts.
Process for preparing 3-heteroaryl-3-hydroxypropanoic acid derivatives
申请人:——
公开号:US20040181058A1
公开(公告)日:2004-09-16
The invention relates to a process for preparing enantiomer-enriched 3-heteroaryl-3-hydroxypropanoic acid derivatives and 3-heteroaryl-1-aminopropan-3-ols, and to their use.
Verfahren zur Reduktion von 3-Heteroaryl-3-Oxopropionsäurederivaten
申请人:BAYER AG
公开号:EP1340746A1
公开(公告)日:2003-09-03
Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung stereoisomerenangereicherter 3-Heteroaryl-3-hydroxycarbonsäureester durch Reduktion von 3-Heteroaryl-3-oxocarbonsäureestern in Gegenwart von Ruthenium enthaltenden Katalysatoren.