Patent · US Expired

Method for producing fluorine-containing olefin

US4900874A · kind A · utility

59Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 1989
Grant dateFeb 13, 1990
Priority date
Expiry dateFeb 13, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C17/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method for producing a fluorine-containing olefin represented by formula (I): EQU Ch.sub.2 .dbd.CFR.sub.f (I) wherein R.sub.f represents a perfluoroalkyl group or a fluoroalkyl group comprising the step of contacting, at a high temperature, hydrogen gas with a 1,1-dihydro-2,2-difluoro alcohol represented by formula (II): EQU HOCH.sub.2 CF.sub.2 R.sub.f (II) wherein R.sub.f represents a perfluoroalkyl group or a fluoroalkyl group.

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