Patent · US Expired

Process for producing o-methylated phenols

US4454357A · kind A · utility

6Cited by
9References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 26, 1982
Grant dateJun 12, 1984
Priority date
Expiry dateAug 26, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C37/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing o-methylated phenols useful as raw materials for resins and medicines in high yields comprising reacting methanol with phenols in the presence of a catalyst containing at least one compound selected from the group consisting of (1) magnesium oxide, manganese oxide and iron oxide which are all pre-treated with phenols and (2) magnesium phenolate.

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