[EN] PROCESS FOR PREPARING ELECTRON DEFICIENT OLEFIN PRECURSORS<br/>[FR] PROCÉDÉ DE PRÉPARATION DE PRÉCURSEURS D'OLÉFINES DÉFICIENTES EN ÉLECTRONS
申请人:HENKEL IP & HOLDING GMBH
公开号:WO2018114457A1
公开(公告)日:2018-06-28
This invention relates to a process for producing electron deficient olefin precursors, such as 2-cyanoacetates, using an acid catalyzed esterification reaction.
这项发明涉及使用酸催化酯化反应生产电子亏损的烯烃前体,如2-氰基乙酸酯的过程。
Asymmetric synthesis of pregabalin
申请人:——
公开号:US20030212290A1
公开(公告)日:2003-11-13
This invention provides a method of making (S)-(+)-3-(aminomethyl)-5-methylhexanoic acid (pregabalin) or a salt thereof via an asymmetric hydrogenation synthesis. Pregabalin is useful for the treatment and prevention of seizure disorders, pain, and psychotic disorders. The invention also provides intermediates useful in the production of pregabalin.
New and improved processes for the production of 1,1-disubstituted ethylenes.
生产1,1-二取代乙烯的新改进工艺。
Method for the Production of Aminoalkane Acid Amides
申请人:Ernst Martin
公开号:US20080306299A1
公开(公告)日:2008-12-11
The invention relates to a process for preparing aminoalkanamides by reacting cyanoalkanoic esters with a) ammonia or an amine and b) hydrogen in the presence of a catalyst, the reaction with component b) being started simultaneously or not later than a maximum of 100 minutes after commencement of the reaction of the cyanoalkanoic ester with component a).
[EN] 1-CARBAMOYLCYCLOALKYLCARBOXYLIC ACID COMPOUNDS, PROCESSES FRO MAKING AND USES THEREOF<br/>[FR] COMPOSES D'ACIDE 1-CARBAMOYLCYCLOALKYLCARBOXYLIQUE, PROCEDES DE FABRICATION ET D'UTILISATION ASSOCIES
申请人:BOEHRINGER INGELHEIM INT
公开号:WO2005019158A1
公开(公告)日:2005-03-03
The invention relates to the field of pharmaceutics and more specifically to novel cycloalkylamidoacid compositions useful in the preparation of cycloalkyaminoacids and oxazolidinediones, and processes for making cycloamidoacids. Formula (1)