The present invention relates to a new process of preparation of Silodosin, or a pharmaceutically acceptable salt thereof. Another aspect of the invention concerns compounds of formula II:
or their pharmaceutically acceptable salts thereof, and their use for the preparation of Silodosin or a pharmaceutically acceptable salt thereof.
本发明涉及一种制备
西洛多辛或其药学上可接受的盐的新工艺。本发明的另一方面涉及式 II 的化合物:
或其药学上可接受的盐,以及它们在制备
西洛多辛或其药学上可接受的盐中的用途。