Patent · US Expired

Cephalosporin derivatives having at the 3-position of the cephem ring a heterocyclic thiomethyl group with a carboxy or sulfo group and at the 7-position of the cephem ring an .alpha.-heterocylic acylaminophenyl-acetamide group

US4068074A · kind A · utility

10Cited by
1References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 1976
Grant dateJan 10, 1978
Priority date
Expiry dateJun 11, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D501/36
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A novel cephalosporin derivative having at the 3-position of the cephem ring a heterocyclic thiomethyl group having a carboxy group or a sulfo group and at the 7-position of the cephem ring, an .alpha.-heterocyclic acylaminophenylacetamide group. The compounds of this invention have excellent antibacterial activity against Pseudomonas and Proteus strains of bacteria.

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