Patent · US Expired

Phenol compound hydroxylation method

US6040484A · kind A · utility

7Cited by
5References
42Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 1998
Grant dateMar 21, 2000
Priority date
Expiry dateAug 13, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C37/60
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the hydroxylation of phenolic compounds and, more particularly, to a process for the hydroxylation of phenols and phenolic ethers with hydrogen peroxide. The invention relates to a process for the hydroxylation of phenolic compounds using hydrogen peroxide, said process being characterized in that the reaction is carried out in the presence of an effective quantity of at least one rare earth or bismuth triflate.

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