[EN] AN IMPROVED PROCESS FOR THE SYNTHESIS OF IVABRADINE AND ITS PHARMACEUTICALLY ACCEPTABLE SALTS<br/>[FR] PROCÉDÉ AMÉLIORÉ POUR LA SYNTHÈSE DE L'IVABRADINE OU DE SES SELS PHARMACEUTIQUEMENT ACCEPTABLES
申请人:METROCHEM API PVT
公开号:WO2019202611A1
公开(公告)日:2019-10-24
: Disclosed herein is an improved process for the preparation of Ivabradine and pharmaceutically acceptable salts thereof. The invention more particularly disclosesthe synthesis of key intermediates viz.,(S)-N-[(4,5-dimethoxybenzocydobut-l-yl)-methyl]-N- (methyl)amine hydrochloride of Formula-II and 3-(3-Iodopropyl)-7,8-dimethoxy-1,3-dihydro-2H-3-benzapin-2-one of Formula-III, and its use in industrial synthesis of Ivabradine and pharmaceutically acceptable salts thereof.
本文披露了一种改进的伊维布地定及其药用盐的制备过程。该发明更具体地披露了关键中间体的合成,即(S)-N-[(4,5-二甲氧基苯并环丁-1-基)-甲基]-N-(甲基)胺盐酸盐(化学式-II)和3-(3-碘丙基)-7,8-二甲氧基-1,3-二氢-2H-3-苯并啶-2-酮(化学式-III),以及其在伊维布地定及其药用盐的工业合成中的应用。