Patent · US Expired

Alkeneamidocephalosporin esters

US4731361A · kind A · utility

2Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 1986
Grant dateMar 15, 1988
Priority date
Expiry dateMar 27, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P31/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An oral antibacterial, 7beta-[(Z)-2-(2-aminothiazol-4-yl)-2-alkenoylamino]-3-cephem-4-carboxylic acid pharmaceutically acceptable ester represented by the following formula: ##STR1## (wherein R is amino or protected amino, PA0 R.sup.1 is straight, branched, or cyclic alkyl optionally substituted by alkoxy, PA0 R.sup.2 is hydrogen or a 3-substitutent of cephalosporins, PA0 R.sup.3 is a pharmaceutically acceptable ester group, and PA0 X is sulfur or sulfinyl).

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