Patent · US Expired

Process for oxidizing phenol to benzoquinone

US4442036A · kind A · utility

2Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 1983
Grant dateApr 10, 1984
Priority date
Expiry dateFeb 28, 2003

Classification

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

Abstract

Phenol is oxidized to benzoquinone with a bivalent copper catalyst using a vicinal dialkoxy alkane or cycloalkane as promoter, whereby improved conversion and/or selectivity is obtained.

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