Patent · US Expired

Cephem compounds

US4407798A · kind A · utility

19Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 26, 1981
Grant dateOct 4, 1983
Priority date
Expiry dateAug 26, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/42
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to novel compounds having antimicrobial activity of the formula ##STR1## in which R.sup.1 is amino or a protected amino group, PA1 R.sup.2 is cyclo(lower)alkyl, cyclo(lower)alkenyl, lower alkyl, lower alkynyl, carboxy(lower)alkyl, protected carboxy(lower)alkyl or lower alkylthio(lower)alkyl, and PA1 Y is hydrogen, amino or a protected amino group, and pharmaceutically acceptable salts thereof.

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