1,N-diaryl-4,5-dihydro-1H-pyrazol-3-amines, compositions containing them and methods for their preparation
申请人:FISONS plc
公开号:EP0127371A2
公开(公告)日:1984-12-05
There are described compounds of formula 1,
in which Ar1 and Ar2, which may be the same or different, each independently represent phenyl or pyridinyl, the phenyl orthe pyridinyl each optionally being substituted by one or more of halogen; hydroxy; -COOR12; trihalomethyl; alkoxy Cl to 6; alkyl CI to 6; -NR1R2; alkoxy CI to 6 substituted by-NR1R2 or by phenyl; or alkyl CI to 6 substituted by-NR1R2 or by-COOR12;
R1 and R2, which may be the same or different, each independently represent hydrogen or alkyl Cl to 6,
R3 represents hydrogen, alkyl Cl to 6, alkanoyl Cl to 6, benzoyl, -COOR6, or -CONHR11,
R4, R5, R6 and R7, which may be the same or different each independently represent hydrogen, alkyl Cl to 6 or phenyl,
R8 represents alkyl Cl to 6 or aryl,
R11 represents alkyl Cl to 6 or aryl,
R12 represents hydrogen or alkyl Cl to 6,
and pharmaceutically acceptable derivatives thereof.
There are also described compositions containing the compounds and methods for their preparation.
The cbmpounds are indicated for use as pharmaceutical, eg antiinflammatory agents.
所述化合物为式 1、
其中 Ar1 和 Ar2(可以相同或不同)各自独立地代表苯基或吡啶基,苯基或吡啶基各自可选地被卤素、羟基、-COOR12、三卤甲基、烷氧基 Cl 至 6、烷基 CI 至 6、-NR1R2、被 NR1R2 或苯基取代的烷氧基 CI 至 6 或被 NR1R2 或 COOR12 取代的烷基 CI 至 6 中的一种或多种取代;
R1和R2可以相同或不同,各自独立地代表氢或Cl至6的烷基、
R3 代表氢、Cl 至 6 的烷基、Cl 至 6 的烷酰基、苯甲酰基、-COOR6 或 -CONHR11、
R4、R5、R6 和 R7 可以相同或不同,各自独立地代表氢、Cl 至 6 的烷基或苯基、
R8 代表 Cl 至 6 的烷基或芳基、
R11 代表 Cl 至 6 的烷基或芳基、
R12 代表氢或 Cl 至 6 的烷基、
及其药学上可接受的衍生物。
此外,还描述了含有这些化合物的组合物及其制备方法。
这些化合物可用作药物,例如抗炎剂。