[EN] HIGHLY PURE IMATINIB OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF<br/>[FR] IMATINIB DE GRANDE PURETÉ OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI
申请人:ACTAVIS GROUP PTC EHF
公开号:WO2011095835A1
公开(公告)日:2011-08-11
Provided herein are impurities of imatinib, N-acetylpiperazine, N-acetylamino, N- chloromethylamino, formamide, 4-methylbenzamide and '2.24 RRt' impurities, and processes for the preparation and isolation thereof. Provided further herein is a highly pure imatinib or a pharmaceutically acceptable salt thereof substantially free of at least one, or two, or more, of the N-acetylpiperazine, N-acetylamino, N-chloromethylamino, formamide, 4-methylbenzamide, and '2.24 RRt' impurities, processes for the preparation, and pharmaceutical compositions comprising highly pure imatinib or a pharmaceutically acceptable salt thereof substantially free of impurities. Disclosed also herein is a process for preparing substantially pure α-form of imatinib mesylate.
本文提供伊马替尼的杂质,包括N-乙酰哌嗪,N-乙酰氨基,N-氯甲基氨基,甲酰胺,4-甲基苯甲酰胺和'2.24 RRt'杂质,以及其制备和分离的方法。此外,本文还提供了一种高纯度的伊马替尼或其在药用上可接受的盐,基本上不含N-乙酰哌嗪,N-乙酰氨基,N-氯甲基氨基,甲酰胺,4-甲基苯甲酰胺和'2.24 RRt'杂质中的至少一个、两个或更多个,以及制备的方法,以及包含高纯度伊马替尼或其在药用上可接受的盐且基本上不含杂质的药物组合物。还公开了一种制备基本纯净的伊马替尼甲酸盐α型的方法。