Patent · US Expired

Etherification of phenols

US4487975A · kind A · utility

5Cited by
2References
52Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 1982
Grant dateDec 11, 1984
Priority date
Expiry dateAug 11, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C41/09
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Phenols, including the polyhydric phenols, are selectively monoetherified with an alkyl or alkenyl carboxylate, or admixture of compounds adapted to in situ form such carboxylate, in the presence of a salt of a carboxylic acid.

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