Patent · US Expired

Quinone alkide synthesis system

US4032547A · kind A · utility

18Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1976
Grant dateJun 28, 1977
Priority date
Expiry dateFeb 23, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A novel and efficient oxidation process for preparing quinone alkides from the corresponding tri-alkyl or phenyl hindered phenols, utilizing ferricyanide as the secondary oxidant in combination with persulfate as the primary oxidant.

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