Patent · US Expired

Terbutylating hydroxyaromatic compounds

US4370506A · kind A · utility

2Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 24, 1981
Grant dateJan 25, 1983
Priority date
Expiry dateJul 24, 2001

Classification

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

Abstract

Hydroxyaromatic compounds, especially phenols, are reacted with an alkyl tert.butyl ether in the presence of an acidic catalyst and the as formed light alcoholic fractions are removed by flashing.

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