The present invention provides novel crystalline forms of Tilidine Mesylate designated as forms I and II and processes for their preparation. The form I is a hygroscopic and crystalline Tilidine Mesylate, whereas the form II is not hygroscopic, water containing and crystalline.
本发明提供了
甲磺酸替利定的新型结晶形式 I 和 II 及其制备工艺。I 型
甲磺酸替利定具有吸湿性和结晶性,而 II 型
甲磺酸替利定不具有吸湿性、含
水和结晶性。