Patent · US Expired

Cephem compounds

US4608373A · kind A · utility

20Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 1983
Grant dateAug 26, 1986
Priority date
Expiry dateDec 12, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel cephem compounds are provided having the formula: ##STR1## wherein R represents lower alkyl, which may be substituted with lower acyloxy, lower alkylthio or certain 5 or 6-membered heterocyclic ring-containing groups. The cephem compounds and salts thereof exhibit antibacterial activity to many pathogens. A process for producing the cephem compounds is also provided.

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