PROCESS FOR THE PREPARATION OF HIGH PURITY SUNITINIB AND ITS PHARMACEUTICALLY ACCEPTABLE SALT
申请人:Konduri Srinivasa Krishna Murthy
公开号:US20110092717A1
公开(公告)日:2011-04-21
The present invention relates to an improved process for the preparation of N-[2-(diethylamino)ethyl]-5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidine)methyl]-2,4-dimethyl-1H-pyrrole-3-carboxamide—Sunitinib base of formula (I) and its pharmaceutically acceptable malate salt of formula (I(a)).
本发明涉及一种改进的制备N-[2-(二乙基氨基)乙基]-5-[(Z)-(5-氟-1,2-二氢-2-氧-3H-吲哚-3-基亚甲基)-2,4-二甲基-1H-吡咯-3-羧酰胺—Sunitinib(化学式(I))及其药用可接受的苹果酸盐(化学式(I(a))的过程。