Patent · US Expired

Oxidation of biphenols

US4482754A · kind A · utility

3Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 7, 1983
Grant dateNov 13, 1984
Priority date
Expiry dateFeb 7, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C46/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Substituted phenols are converted in high yields to substituted 4,4'-biphenols by reaction with a substituted 4,4'-diphenoquinone. The substituted 4,4'-diphenoquinone reactant is regenerated by oxidation of a portion of the substituted 4,4'-biphenol product.

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