Patent · US Expired

3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives

US4196205A · kind A · utility

8Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1978
Grant dateApr 1, 1980
Priority date
Expiry dateJun 30, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D277/42
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula ##STR1## wherein R is hydrogen, R' is selected from the group consisting of alkenyl and alkynyl of 2 to 4 carbon atoms, A is selected from the group consisting of hydrogen, alkali metal and equivalents of an alkaline earth metal or magnesium and an organic amine base and the OR' group is in the syn position having antibiotic activity and process for their preparation.

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