Patent · US Expired

Process for the preparation of quinhydrones

US5149849A · kind A · utility

2Cited by
4References
5Claims
0Family size

Inventors

Key dates

Filing dateMar 18, 1991
Grant dateSep 22, 1992
Priority date
Expiry dateMar 18, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C50/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a process for the preparation of quinhydrones by the catalytic oxidation of aromatic diols with a peroxide in the presence of a catalyst system comprising a cerium carboxylate and a cupric carboxylate.

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