Process for the separation of optical isomers of the racemic mixture of 3-alkyl-piperidine-3-carboxylic acid ethyl ester

The subject-matter of the invention is process for the separation of optical isomers of racemic 3-alk-3-carboxylic acid ethyl esters of formula rac-I with the resolving agent (II) (−)-2,3:4,5-di-O-izopropylidene-2-keto-L-gulonic acid (hereinafter: diacetone-L-ketogulonic acid).

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Bibliographic Details
Main Authors Matravoelgyi Bela, Mizsak Agnes, dr. Faigl Ferenc
Format Patent
LanguageEnglish
Hungarian
Published 28.09.2018
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Summary:The subject-matter of the invention is process for the separation of optical isomers of racemic 3-alk-3-carboxylic acid ethyl esters of formula rac-I with the resolving agent (II) (−)-2,3:4,5-di-O-izopropylidene-2-keto-L-gulonic acid (hereinafter: diacetone-L-ketogulonic acid).
Bibliography:Application Number: HUP1700109