Catechol derivative, pharmaceutical composition containing the same, use of the catechol derivative, and use of the pharmaceutical composition
申请人:Kissei Pharmaceutical Co., Ltd.
公开号:US08258162B2
公开(公告)日:2012-09-04
The present invention provides compounds represented by general formula (I):
or pharmaceutical acceptable salts thereof, wherein R1 and R2 are each hydrogen, lower acyl, lower alkoxycarbonyl or the like; R3 is lower alkyl, halo-lower alkyl, cycloalkyl, heterocycloalkyl, optionally substituted aryl, optionally substituted heteroaryl or the like; R4 is cyano, lower alkoxycarbonyl, carboxy or the like, which exhibit potent COMT inhibitory activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
本发明提供了由通式(I)表示的化合物或其药学上可接受的盐,其中R1和R2分别为氢、低酰基、低烷氧羰基或类似物;R3为低烷基、卤代低烷基、环烷基、杂环烷基、可选取代芳基、可选取代杂环芳基或类似物;R4为氰基、低烷氧羰基、羧基或类似物,这些化合物具有强效的COMT抑制活性。本发明还提供了含有所述化合物的药物组合物以及其用途。