Patent · US Expired

Process for preparing trifluoroacetic or trichloroacetic acid esters

US4701551A · kind A · utility

2Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1986
Grant dateOct 20, 1987
Priority date
Expiry dateJul 21, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing trifluoroacetic or trichloroacetic acid esters, wherein trifluoroacetic or trichloroacetic acid is brought together with a non-perfluorinated alcohol in liquid hydrofluoric acid and wherein the ester obtained is separated by decantation. The trifluoroacetic or trichloroacetic acid esters are used as synthesis intermediates in the pharmaceutical or the plant-protection industry.

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