Disclosed are a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
本发明公开了一种
奥曲肽受体拮抗剂化合物 5-3 的制备方法。提供了
奥曲肽受体拮抗剂化合物 5-3 的结晶形式 I-IV。还提供了制备
奥曲肽受体拮抗剂化合物 5-3 结晶形式的工艺,以及使用结晶形式 I-IV 治疗
奥曲肽相关疾病的方法。