A compound comprising Formula 2A, 2B, or 2C
(R
a
—O—CO—)
2
Y Formula 2A
R
a
—O—CO—Y—CO—O—(CH
2
CH
2
)R
f
Formula 2B
R
a
—O—CO—Y—CO—O—R Formula 2C
wherein
R
a
is the group (i) R
f
(CH
2
CF
2
)
d
—(C
g
H
2g
)—; (ii) R
f
OCF
2
CF
2
—(C
g
H
2g
)—; (iii) R
f
OCFHCF
2
O(CH
2
CH
2
O)
v
—(C
g
H
2g
)—; (iv) R
f
OCFHCF
2
O(C
w
H
2w
)—; (v) R
f
OCF(CF
3
)CONH—(C
g
H
2g
)—; or (vi) R
f
(CH
2
)
h
[(CF
2
CF
2
)
i
(CH
2
CH
2
)
j
]
k
;
each R
f
is independently C
c
F
(2c+1)
; c is 2 to about 6; d is 1 to about 3; g is 1 to 4; v is 1 to about 4; w is from about 3 to about 12; h is 1 to about 6; i, j, and k are each independently 1, 2, or 3, or a mixture thereof; provided that the total number of carbon atoms in group (vi) is from about 8 to about 22;
Y is a linear or branched diradical having olefinic unsaturation of the formula
—C
e
H
(2e−2)
—
wherein e is 2 or 3;
R is H or a linear or branched alkyl group C
b
H
(2b+1)
—; and
b is from 1 to about 18.
一种化合物,包括Formula 2A,2B或2C(Ra—O—CO—)2Y,其中:
Formula 2A:Ra—O—CO—Y—CO—O—(CH2CH2)Rf
Formula 2B:Ra—O—CO—Y—CO—O—R
Formula 2C
其中:
Ra是基团(i) Rf(CH2CF2)d—(CgH2g)—;(ii) RfOCF2CF2—(CgH2g)—;(iii) RfOCFHCF2O(CH2CH2O)v—(CgH2g)—;(iv) RfOCFHCF2O(CwH2w)—;(v) RfOCF(CF3)CONH—(CgH2g)—;或(vi) Rf(CH2)h[(CF2CF2)i(CH2CH2)j]k;每个Rf独立地为CcF(2c+1);c为2至约6;d为1至约3;g为1至4;v为1至约4;w为约3至约12;h为1至约6;i、j和k每个独立地为1、2或3,或它们的混合;但vi中的碳原子总数约为8至约22;Y是具有烯烃不饱和度的线性或支链二元基,其化学式为—CeH(2e−2)—,其中e为2或3;R为H或线性或支链烷基CbH(2b+1)—;b为1至约18。
FLUORINATED ALCOHOLS
申请人:Mclain Stephan James
公开号:US20100004478A1
公开(公告)日:2010-01-07
A compound comprising Formula 5
R
f
OCFHCF
2
O(CH
2
CH
2
O)
v
—H Formula 5
wherein
R
f
is C
c
F
(2c+1)
;
c is 2 to about 6; and
v is 2 to about 4;
and a process for its preparation comprising contacting a compound of Formula 6
R
f
—O—CF═CF
2
Formula 6
wherein R
f
is C
c
F
(2c+1)
, and c is 2 to about 6, with a compound of Formula 7
HO—(CH
2
CH
2
O)
v
—H Formula 7
wherein v is 2 to about 4.