Patent · US Expired

5-(2,3-Dihydro-1H-pyrrolizin-5-oyl)-2,3-dihyd ro-1H-pyrrolizine-1-alkanoic or carboxylic acids and use thereof as anti-inflammatory and analgesic agents

US4536512A · kind A · utility

10Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1982
Grant dateAug 20, 1985
Priority date
Expiry dateOct 8, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D513/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New 5-(2,3-dihydro-1H-pyrrolizin-5-oyl)-, 5-(2,3-dihydro-1H-pyrrolo[2,1-b]thiazol-5-oyl)-, 5-(2,3-dihydro-1H-pyrrolo[2,1-b]imidazol-5-oyl)-, and 5-(2,3-dihydro-1H-pyrrolo[2,1-b]oxazol-5-oyl)-derivatives of substituted 2,3-dihydro-1H-pyrrolizine-1-alkanoic or carboxylic acids have been prepared. They are found to be effective inhibitors of platelet aggregation and are analgesic/anti-inflammatory agents with low ulcerogenic side effects.

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