Patent · US Expired

Carbazole acetic acid derivatives

US4057559A · kind A · utility

38Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1975
Grant dateNov 8, 1977
Priority date
Expiry dateMay 7, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D237/28
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Tetrahydrocyclopent[b]indole-3-acetic acid, tetrahydrocarbazole-1-acetic acid and hexahydrocyclohept[b]-indole-6-acetic acid derivatives in which the carbon bearing alkyl, lower alkenyl or lower cycloalkyl are disclosed. The compounds are useful antiinflammatory agents and methods for their preparation and use are described.

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