Patent · US Expired

Phosphonium catalysts for hydroxyalkylation of phenols or thiophenols

US4310708A · kind A · utility

16Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 1980
Grant dateJan 12, 1982
Priority date
Expiry dateAug 28, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C41/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Hydroxyalkylphenyl ether or thioether compounds are prepared by reaction of cyclic organic carbonate compounds with phenols or thiophenols in the presence of phosphonium catalysts.

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