[EN] PROCESS FOR PREPARATION OF CERITINIB<br/>[FR] PROCÉDÉ DE PRÉPARATION DE CÉRITINIB
申请人:DR REDDY'S LABORATORIES LTD
公开号:WO2016199020A1
公开(公告)日:2016-12-15
The present application relates to a process for preparation of ceritinib and intermediates thereof. Specifically, the present application relates to a process for preparation of N-(4-(1-benzyl- 1,2,3,6-tetrahydropyridin-4-yl)-2-isopropoxy-5-methylphenyl)acetamide (VC) comprising treating N-(4-(bromomethyl)-2-isopropoxy-5-methylphenyl)acetamide (IIID) with 1- benzylpiperidin-4-one (IVA). The present application also relates to a process for conversion of N-(4-(1-benzyl-1,2,3,6-tetrahydropyridin-4-yl)-2-isopropoxy-5-methylphenyl)-acetamide (VC) to ceritinib or an acid-addition salt thereof.
本申请涉及一种制备西利替尼及其中间体的方法。具体而言,本申请涉及一种制备N-(4-(1-苄基-1,2,3,6-四氢吡啶-4-基)-2-异丙氧基-5-甲基苯基)乙酰胺(VC)的方法,包括用1-苄基哌啶-4-酮(IVA)处理N-(4-(溴甲基)-2-异丙氧基-5-甲基苯基)乙酰胺(IIID)。本申请还涉及一种将N-(4-(1-苄基-1,2,3,6-四氢吡啶-4-基)-2-异丙氧基-5-甲基苯基)-乙酰胺(VC)转化为西利替尼或其酸盐的方法。