Anti-inflammatory 1,N-diarylpyrazol-3-amines, compositions containing them and processes for their preparation
申请人:FISONS plc
公开号:EP0178035A1
公开(公告)日:1986-04-16
There are described compounds of formula I,
in which
either R2 represents hydrogen, alkyl or Ar2, and R3 represents hydrogen, alkyl or alkyl substituted by Ar3;
or R2 and R3 together form the chain-(CH2)m;
R4 and R5, which may be the same or different, each independently represent hydrogen, halogen, Ar, alkyl, or alkyl substituted by Ar,
Ar1, Ar2 and Ar, which may be the same or different each independently represent aryl or aryl substituted by one or more of
halogen, hydroxy, -CN, -CORe, trihalomethyl, alkoxy, alkoxy substituted by -COR8, alkoxy substituted by -NR7R8, alkyl, alkyl substituted by -COR6, alkyl substituted by NR7R8, alkoxy substituted by Ar3, S(O)nR9, -NR7R8 or OAr3;
R6 represents -OR10. -NR7R8, hydrogen or alkyl;
R7 and R8, which may be the same or different, each independently represent hydrogen, alkyl, alkanoyl or Ar3;
Rg represents alkyl or Ar3;
R10 represents hydrogen, alkyl or Ar3;
m represents an integer from 3 to 6 inclusive;
n represents 0, 1 or 2; and
Ar3 represents unsubstituted aryl;
or a pharmaceutically acceptable derivative thereof.
There are also described compositions containing the compounds and methods for their preparation.
The compounds are indicated for use as pharmaceutical, e.g. anti-inflammatory, agents.
所述化合物为式 I、
其中
R2 代表氢、烷基或 Ar2,R3 代表氢、烷基或被 Ar3 取代的烷基;
或 R2 和 R3 共同形成链-(CH2)m;
R4 和 R5 可以相同或不同,各自独立地代表氢、卤素、Ar、烷基或被 Ar 取代的烷基、
Ar1、Ar2 和 Ar,可以相同或不同,各自独立地代表芳基或被以下一种或多种物质取代的芳基
卤素、羟基、-CN、-CORe、三卤甲基、烷氧基、被-COR8 取代的烷氧基、被-NR7R8 取代的烷氧基、烷基、被-COR6 取代的烷基、被 NR7R8 取代的烷基、被 Ar3、S(O)nR9、-NR7R8 或 OAr3 取代的烷氧基;
R6 代表-OR10。-NR7R8、氢或烷基;
R7 和 R8 可以相同或不同,各自独立地代表氢、烷基、烷酰基或 Ar3;
Rg 代表烷基或 Ar3;
R10 代表氢、烷基或 Ar3;
m 代表 3 至 6(含 6)的整数;
n 代表 0、1 或 2;以及
Ar3 代表未取代的芳基;
或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,如抗炎剂。