[EN] PROCESS FOR PREPARATION OF SAVOLITINIB AND ITS INTERMEDIATES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE SAVOLITINIB ET DE SES INTERMÉDIAIRES
申请人:DR REDDYS LABORATORIES LTD
公开号:WO2021229605A1
公开(公告)日:2021-11-18
The present application relates to a process for preparation of chiral amine fragment (IV) of savolitinib. The present application also relates to a process for preparation of savolitinib using the chiral amine (IV), as prepared by the process of the present application. The present application also discloses new intermediates useful for the synthesis of savolitinib. The present application further relates to crystalline forms of savolitinib, namely AA1, formic acid solvate and AA2. The present application also relates to amorphous solid dispersion of savolitinib.
本申请涉及一种制备萨沃利替尼手性胺基片段(IV)的方法。本申请还涉及一种使用由本申请方法制备的手性胺基(IV)制备萨沃利替尼的方法。本申请还揭示了用于合成萨沃利替尼的新中间体。本申请还涉及萨沃利替尼的晶体形式,即AA1、甲酸溶剂和AA2。本申请还涉及萨沃利替尼的非晶固体分散体。