Patent · US Expired

(2-Oxo-1-azetidinyloxy)-2-propenoic acid

US4548751A · kind A · utility

2Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1983
Grant dateOct 22, 1985
Priority date
Expiry dateAug 3, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A50/30
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Antibacterial activity is exhibited by 3-acylamino-2-azetidinones having in the 1-position a group of the formula ##STR1## or an ester of salt thereto, wherein R.sub.5 and R.sub.6 are the same or different and each is hydrogen, alkyl, phenyl or substituted phenyl.

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