申请人:Braun Max
公开号:US20110297883A1
公开(公告)日:2011-12-08
Composition of esters of fluorosubstituted alcanoic acids, comprising or consisting essentially of a compound of a formula selected from the group consisting of:
RCFClC(OAc)═CHC(O)OR
1
(II); RCFHC(O)CH
2
C(O)OR
1
(IV);
RCFHC(OAc)═CHC(O)OR
1
(V); and RCFHCH(OAc)CH
2
C(O)OR
1
(VI); or of compounds of formula (I) RCFClC(O)CH
2
C(O)OR
1
and of formula (II); of compounds of formulae (IV) and (V); or of compounds of formulae (IV) and (VI); wherein R is C
2
F
5
, CF
3
or F and R
1
is an alkyl group with from 1 to 4 carbon atoms, an alkyl group with from 1 to 4 carbon atoms substituted by 1 or more fluorine atoms. A process for the reduction of the compound of formula (I) and/or formula (II), and compositions resulting from such reduction. A process for the separation of the compound of formula (I) from the compound of formula (II) comprising subjecting a composition comprising such compounds to a distillation operation.