Patent · US Expired

Gastro-protecting activity of substituted derivatives of 4-phenyl-4-oxo-2-hydroxy-butanoic acid

US4402978A · kind A · utility

2Cited by
10References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1981
Grant dateSep 6, 1983
Priority date
Expiry dateApr 23, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C205/56
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Diseases and ailments accompanied by gastric and gastroduodenal lesions treated by administering a compound of the formula (I) ##STR1## in which R represents hydrogen or alkyl containing 1 to 5 carbon atoms and R.sub.1 and R.sub.2, identical or different, both represent alkoxy containing 1 to 3 carbon atoms, or both represent halogen, or R.sub.1 represents hydrogen and R.sub.2 represents halogen, nitro or trifluoromethyl, or R.sub.1 and R.sub.2 form a methylenedioxy group at adjacent carbon atoms, in their racemic and optically active forms, as well as pharmaceutically acceptable salts thereof, particularly alkali metal, alkaline earth metal, or amine salts of said acid.

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