[EN] NOVEL PROCESS FOR THE PREPARATION OF RENIN INHIBITORS<br/>[FR] NOUVEAU PROCÉDÉ DE PRÉPARATION D'INHIBITEURS DE RÉNINE
申请人:MYLAN LABORATORIES LTD
公开号:WO2013118138A1
公开(公告)日:2013-08-15
The present invention relates to an improved process for the preparation of compound of Formula-II, which is an intermediate in the preparation of Aliskiren and further conversion of compound of Formula-II into Aliskiren or its pharmaceutically acceptable salts. Formula-II wherein Ri and R2 are independently of one another H, Ci-C6 alkyl, C\- C6 halogenalkyl, C]-C6 alkoxy, Ci-C6 alkoxy-Ci-C6 alkyl, or Ci-C6 alkoxy-Ci- C6 alkyloxy and X is halogen selected from fluoro, chloro, bromo and iodo
本发明涉及一种改进的制备II式化合物的方法,该化合物是Aliskiren制备中间体,进一步将II式化合物转化为Aliskiren或其药学上可接受的盐。II式化合物中,Ri和R2独立地为H、Ci-C6烷基、C\-C6卤代烷基、C]-C6烷氧基、Ci-C6烷氧-Ci-C6烷基、或Ci-C6烷氧-Ci-C6烷氧基,X为氟、氯、溴或碘中选择的卤素。