Patent · US Expired

5,6-Dihydro-4H-cyclopenta(b)thiophene-6-carboxylic acids, preparation processes and medicines containing them

US4649153A · kind A · utility

2Cited by
0References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1985
Grant dateMar 10, 1987
Priority date
Expiry dateJun 20, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D409/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

5,6-dihydro-4H-cyclopenta[b]thiophene-6-carboxylic acids represented by the formula: ##STR1## in which Ar is a phenyl or thienyl group, optionally substituted, or a furyl group; R is a lower alkyl radical, are useful as anti-inflammatory and analgesic medicines.

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