Patent · US Expired

Process for alkylating the ortho-position of phenol compounds

US4024195A · kind A · utility

9Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1975
Grant dateMay 17, 1977
Priority date
Expiry dateOct 15, 1995

Classification

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

Abstract

A process for alkylating the ortho-position of a phenol compound which comprises catalytically reacting a phenol compound containing at least one hydrogen atom at its ortho-position with an alcohol in the gaseous phase, characterized by that the catalyst containing iron oxide, silica, chromium oxide and one or more of alkali metal compound is used.

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