Anti-inflammator 1,n-diarylpyrazol-3-amines
US4810719A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 10, 1985 |
| Grant date | Mar 7, 1989 |
| Priority date | — |
| Expiry date | May 10, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D417/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
There are described compounds of formula I, ##STR1## in which either R.sub.2 represents hydrogen, alkyl or Ar.sub.2, and PA1 R.sub.3 represents hydrogen, alkyl or alkyl substituted by Ar.sub.3 ; PA1 or R.sub.2 and R.sub.3 together form the chain --(CH.sub.2).sub.m --; PA1 R.sub.4 and R.sub.5, which may be the same or different, each independently represent hydrogen, halogen, Ar, alkyl, or alkyl substituted by Ar, PA1 Ar.sub.1, Ar.sub.2 and Ar, which may be the same or different each independently represent aryl or aryl substituted by one or more of PA1 halogen, hydroxy, --CN, --COR.sub.6, trihalomethyl, alkoxy, alkoxy substituted by --COR.sub.6, alkoxy substituted by --NR.sub.7 R.sub.8, alkyl, alkyl substituted by --COR.sub.6, alkyl substituted by NR.sub.7 R.sub.8, alkoxy substituted by Ar.sub.3, S(O).sub.n R.sub.9, --NR.sub.7 R.sub.8 or OAr.sub.3 ; PA1 R.sub.6 represents --OR.sub.10, --NR.sub.7 R.sub.8, hydrogen or alkyl; PA1 R.sub.7 and R.sub.8, which may be the same or different, each independently represent hydrogen, alkyl, alkanoyl or Ar.sub.3 ; PA1 R.sub.9 represents alkyl or Ar.sub.3 ; PA1 R.sub.10 represents hydrogen, alkyl or Ar.sub.3 ; PA1 m represents an integer from 3 t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.