Patent · US Expired

3-Carbamoyloxymethylcephem derivatives, and antibacterial drugs containing same

US4448775A · kind A · utility

0Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1982
Grant dateMay 15, 1984
Priority date
Expiry dateSep 23, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D501/57
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides 3-carbamoyloxymethylcephem derivatives represented by the general formula: ##STR1## wherein R.sub.1 represents hydrogen atom or trichloroacetyl group, R.sub.2 represents hydrogen atom or methoxy group, and R.sub.3 represents hydrogen atom or hydroxyl group, or pharmaceutically acceptable salt thereof. The cephem derivatives of the invention are useful as antibacterial drugs.

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