Patent · US Expired

Process for the preparation of zomepirac and related compounds

US4374997A · kind A · utility

0Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 1981
Grant dateFeb 22, 1983
Priority date—
Expiry dateJun 4, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D207/34
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Zomepirac and its analogs have been prepared from a 5-aroyl-3-hydroxycarbonyl-4-substituted pyrrole-2-acetic acid via acidic decarboxylation.

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