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:US07923462B2
公开(公告)日:2011-04-12
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 halo-lower alkyl, lower acyl, halo-lower alkylcarbonyl, cycloalkylcarbonyl, optionally substituted arylcarbonyl, lower alkoxycarbonyl or the like; R4 is lower alkyl, halo-lower alkyl, cycloalkyl, lower alkoxy-lower alkyl or the like, which exhibit potent COMT inhibitory activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
本发明提供了由一般式(I)表示的化合物或其药学上可接受的盐,其中R1和R2分别是氢、低酰基、低烷氧羰基或类似物;R3是卤代低烷基、低酰基、卤代低烷基羰基、环烷基羰基、可选取代芳基羰基、低烷氧羰基或类似物;R4是低烷基、卤代低烷基、环烷基、低烷氧基低烷基或类似物,这些化合物表现出强大的COMT抑制活性。本发明还提供了含有该化合物的药物组合物及其用途。