The present invention provides a polymorphic form of toremifene citrate and processes for its preparation. It also relates to an improved process for the preparation of the Z isomer of the toremifene base, free of E isomer, and its pharmaceutically acceptable salts.
本发明提供了托瑞莫芬
柠檬酸盐的多形态形式及其制备方法。它还涉及一种改进的制备托瑞莫芬碱的Z异构体的方法,该方法不含E异构体,并且其药用可接受盐。