Patent · US Expired

Tetrahydrofurnancarboxylic acid derivatives, processes for preparation thereof and pharmaceutical compositions thereof

US4479942A · kind A · utility

3Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 1982
Grant dateOct 30, 1984
Priority date
Expiry dateJul 29, 2002

Classification

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

Abstract

This invention relates to tetrahydrofuran-carboxylic acid derivatives, of antimicrobial activity, of the formula: ##STR1## wherein R.sup.1 is amino or a protected amino group, PA0 R.sup.2 is amino or acylamino and PA0 R.sup.3 is carboxy or a protected carboxy group or a pharmaceutically acceptable salt thereof.

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