Patent · US Expired

Preparation of fluorinated compounds

US6255518A · kind A · utility

0Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 2000
Grant dateJul 3, 2001
Priority date
Expiry dateMar 20, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/4006
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method for the preparation of a fluorinated Phosphonate having the formula (RO).sub.2 PO CFR'R" comprises treating a phosphonate of the formula (RO).sub.2 PO CHR'R", or a metal salt thereof, with fluorine. R is an alkyl group R' is hydrogen or alkyl and R" is hydrogen, alkyl or another group.

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