Patent · US Expired

.beta.-Lactam anti-bacterials, compositions containing them, a process for their preparation, and methods of use thereof

US4267177A · kind A · utility

0Cited by
1References
65Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 23, 1979
Grant dateMay 12, 1981
Priority date
Expiry dateAug 23, 1999

Classification

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

Abstract

The compounds of the formula (II): ##STR1## and salts and esters thereof wherein R.sub.1 is a pyridyl group optionally substituted by one of two lower alkyl groups or lower acyloxy group, have been found to be antibacterial-agents. Their preparation and use is described.

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