Patent · US Expired

7-[2-(2-A minothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]-3-methoxymethyl-3-cephem -4-carboxylates

US4486425A · kind A · utility

21Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1981
Grant dateDec 4, 1984
Priority date
Expiry dateSep 23, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of formula (I): ##STR1## wherein: R.sup.1 represents a lower alkyl group selected from methyl groups and ethyl groups; PA1 R.sup.2 represents a hydrogen atom or a methyl group; and PA1 R.sup.3 represents a group selected from C.sub.1 -C.sub.5 alkoxy groups, and pharmaceutically acceptable acid addition salts thereof have valuable antibiotic activity and are suitable for oral administration. They may be prepared by a variety of synthetic routes.

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