Patent · US Expired

Azetidinone derivatives and process for the preparation of the same

US4784734A · kind A · utility

25Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 1987
Grant dateNov 15, 1988
Priority date
Expiry dateJul 9, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/568
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention provides azetidinone derivatives represented by the formula ##STR1## and processes for preparing the same. The azetidinone derivatives are used as the intermediates for producing cephalosporin compounds useful as antibiotic agents.

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