Thiazolidinecarboxylic acid amide derivatives having anti-allergic activity, their preparation and their use
申请人:Sankyo Company Limited
公开号:EP0463873A1
公开(公告)日:1992-01-02
Compounds of formula (I):
[in which R¹ is optionally substituted pyridyl; R² is hydrogen, alkyl or optionally substituted pyridyl; R³ is hydrogen or various organic groups; R⁴ is hydrogen or alkyl; A is alkylene; and Z is a substituted piperidyl, piperazinyl or homopiperazinyl group which is substituted at least by a di-substituted methyl, methoxy or methylene group, each substituent being phenyl or heterocyclyl]; and pharmaceutically acceptable salts thereof have anti-allergic, anti-asthma and anti-PAF activities. Methods of making the compounds are also provided.
式(I)化合物:
[其中 R¹ 是任选取代的吡啶基;R² 是氢、烷基或任选取代的吡啶基;R³ 是氢或各种有机基团;R⁴ 是氢或烷基;A 是亚烷基;和 Z 是至少被二取代甲基、甲氧基或亚甲基取代的取代哌啶基、哌嗪基或均哌嗪基,每个取代基都是苯基或杂环基];其药学上可接受的盐类具有抗过敏、抗哮喘和抗PAF 活性。还提供了制造这些化合物的方法。