Patent · US Expired

Cephem compound

US5109130A · kind A · utility

19Cited by
1References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1991
Grant dateApr 28, 1992
Priority date
Expiry dateFeb 22, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D501/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to a highly stable antibacterial agent which is crystalline 7.beta.-[2-(5 -amino-1,2,4-thiadiazol-3-yl)-2-(1-carboxy-1-methylethoxyimino)acetamido]- 3-[3-amino-2-(2-hydroxyethyl)-1-pyrazolio]methyl-3-cephem-4-carboxylate hydrochloride (syn-isomer).

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