Xanthinylmethylthiazolidines, process for their preparation and pharmaceutical compositions containing them
申请人:BOEHRINGER BIOCHEMIA ROBIN S.p.A.
公开号:EP0171005A2
公开(公告)日:1986-02-12
Xanthinylmethylthiazolidines of formula I
wherein p is zero or 1, R is 1,3-dimethylxanthin-7-yl or 3,7-dimethylxanthin-1-yl, R1 is hydrogen or an acyl group, R2 is hydrogen or a free or esterified carboxy group, R3 and R4 are both hydrogen or methyl, p is zero or 1, their salts, enantiomers or diastereoisomers are described.
The compounds I are useful as mucus regulating, bronchodilators and antitussive agents.
式 I 的黄嘌呤基甲基噻唑啉酮
其中 p 为零或 1,R 为 1,3-二甲基黄嘌呤-7-基或 3,7-二甲基黄嘌呤-1-基,R1 为氢或酰基,R2 为氢或游离或酯化的羧基,R3 和 R4 均为氢或甲基,p 为零或 1,描述了它们的盐、对映体或非对映异构体。
化合物 I 可用作粘液调节剂、支气管扩张剂和止咳剂。