Patent · US Expired

Penicillanic acid derivatives

US4431653A · kind A · utility

7Cited by
5References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 18, 1982
Grant dateFeb 14, 1984
Priority date
Expiry dateMar 18, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D499/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

6-Amidinopenicillanic acid derivatives wherein one of the nitrogen atoms of the amidino group is part of a heterocyclic ring having on a side chain an unsubstituted heterocyclic ring containing 2 to 3 nitrogen atoms, and being useful as an antibiotic.

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