Patent · US Expired

Heterocyclicamino containing benzofurans and 2,3-dihydrobenzofurans, compositions and use

US4558043A · kind A · utility

18Cited by
3References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 11, 1984
Grant dateDec 10, 1985
Priority date
Expiry dateJul 11, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Benzofurans or 2,3-dihydrobenzofurans of the formula ##STR1## in which R.sub.1 represents hydrogen or an aliphatic radical, PA0 R.sub.2 represents an amino group disubstituted by a bivalent aliphatic radical which is optionally interrupted by at least one hetero atom, and the aromatic ring may be additionally substituted, and the salts thereof, have anti-inflammatory and/or analgesic activities.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.