Pyrazole derivatives with antiinflammatory, analgesic and antithrombolic activity
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0554829A2
公开(公告)日:1993-08-11
A compound of the formula :
wherein
R1 is aryl which is substituted with substituent(s) selected from the group consisting of lower alkylthio, cyclo(lower)alkyl, hydroxy, hydroxy(lower)alkyl, cyano, lower alkylenedioxy, acyl, acyloxy, aryloxy and lower alkoxy optionally substituted with acyl or lower alkoxy,
R2 is halogen, halo(lower)alkyl, cyano or acyl, and
R3 is aryl substituted with nitro, hydroxy, lower alkoxy, lower alkylthio, lower alkylsulfinyl or lower alkylsulfonyl,
provided that when
R3 is aryl substituted with nitro, hydroxy or lower alkoxy,
then
R1 is aryl substituted with lower alkylthio, lower alkylsulfinyl or lower alkylsulfonyl,
and pharmaceutically acceptable salts thereof, processes for their preparation and pharmaceutical compositions comprising them as an active ingredient.
式中的化合物
式中
R1 是芳基,被选自以下组别的取代基取代:低级硫代烷基、环(低级)烷基、羟基、羟(低级)烷基、氰基、低级亚烷基二氧基、酰基、酰氧基、芳氧基和任选被酰基或低级烷氧基取代的低级烷氧基、
R2 是卤素、卤代(低级)烷基、氰基或酰基,以及
R3 是被硝基、羟基、低级烷氧基、低级烷硫基、低级烷基亚磺酰基或低级烷基磺酰基取代的芳基、
条件是
R3 是被硝基、羟基或低级烷氧基取代的芳基、
则
R1 是被低级烷硫基、低级烷基亚磺酰基或低级烷基磺酰基取代的芳基、
及其药学上可接受的盐、其制备工艺和包含它们作为活性成分的药物组合物。