Patent · US Expired

Process for producing ellagic acid

US5231193A · kind A · utility

31Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 1992
Grant dateJul 27, 1993
Priority date
Expiry dateMar 25, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing ellagic acid comprising reacting a tannin having gallic acid residues attached as constituents with an oxidizing agent at pH 7 or higher.

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