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1. (WO2018197897) METHODS

Pub. No.:    WO/2018/197897    International Application No.:    PCT/GB2018/051124
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: C07D 301/26
C07D 303/08
C08G 65/22
Applicants: MEXICHEM FLUOR S.A. DE C.V.
Inventors: MURRAY, James Henry
SHARRATT, Andrew Paul
Title: METHODS
Abstract:
A method for preparing atetrafluoro-1,2-epoxypropane comprising reacting a 2-bromo-tetrafluoropropan-3-ol with an alkaline or alkaline earth metal hydroxide solution, a compound which is 2,3,3,3-tetrafluoro-1,2-epoxypropane, and partially fluorinated polyethers of formula [OCRR1CR2R3]n wherein n is from 5 to 100, R is F or H, R1 is CF3, R2 is F or H and R3 is H.