申请人:INTERx Research Corporation
公开号:US04268441A1
公开(公告)日:1981-05-19
Transient, orally active thiazolidine type prodrug forms of conventional, natural and synthetic ketosteroidal sex hormones, e.g., of progesterone, testosterone, and the like, are disclosed. The subject compounds can be prepared by known methods, for example, by reacting the corresponding 3-keto or 3,20-diketo steroids with a thiazolidine-forming reagent such as an L-cysteine alkyl ester.
本发明公开了传递性、口服活性的噻唑啉型前药形式的传统、天然和合成酮类性激素,例如孕酮、睾酮等。所述化合物可以通过已知的方法制备,例如通过将相应的3-酮或3,20-二酮类固醇与噻唑啉形成试剂(例如L-半胱氨酸烷基酯)反应而得到。