[EN] PROCESSES FOR THE PREPARATION OF R-SITAGLIPTIN AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉS DE PRÉPARATION DE R-SITAGLIPTINE ET DE SES INTERMÉDIAIRES
申请人:GLENMARK GENERICS LTD
公开号:WO2012042534A2
公开(公告)日:2012-04-05
Provided is preparation method of R-sitagliptin. Compound of formula (IV), amine salt thereof and method for preparation thereof are also provided. Said compound of formula (IV) or amine salt thereof is useful as key intermediate in the synthesis of R-sitagliptin or pharmaceutically acceptable salts thereof.