Patent · US Expired

7-Methoxy pyridylureidocephalosporins

US4000134A · kind A · utility

7Cited by
3References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 23, 1973
Grant dateDec 28, 1976
Priority date
Expiry dateAug 23, 1993

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D501/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula ##STR1## wherein R is H, heterocyclic thio, pyridinium, carbamoyloxy or acetoxy; Y is H, Cl or Br; and pharmaceutically acceptable salts and esters thereof are effective antibacterial agents.

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