Patent · US Expired

Process for producing cephalosporin analogs

US4332896A · kind A · utility

3Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1980
Grant dateJun 1, 1982
Priority date
Expiry dateApr 14, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D463/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Optically active cephalosporin analogs are produced by an optically selective acylation reaction. The reaction is carried out in the presence of a microbial enzyme which catalyzes the selective optical acylation. The products thus obtained are useful as antibacterial agents.

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