A compound of formula (I)
wherein
R
f
is CF
3
, —C
2
F
5
, —CF
2
CFXCF
3
;
X is —F, or —OC
3
F
7
;
Y is —H, —Cl, or —Br;
R
1
is —(CH
2
)
q
—, —(OCH
2
CH
2
)
t
—, or —(CH
2
)
q
(OCH
2
CH
2
)
t
—;
R
f
1
is —OCF
2
CFY
1
—O—R
f
2
;
R
f
2
is —CF
3
, —C
2
F
5
, —CF
2
CFX
1
CF
3
;
X
1
is —F, or —OC
3
F
7
;
Y
1
is —H, —Cl, or —Br;
q is 0 to 10;
t is 1 to 10;
a is 1 to 5; and
b is 1 to 5.
化合物的式子为(I),其中Rf为
CF3,-
C2F5,-
CF2CFX ;X为-F或-OC3F7;Y为-H,-Cl或-Br;R1为-(
CH2)q-,-(O )t-或-( )q(O )t-;Rf1为-O
CF2CFY1-O-Rf2;Rf2为- ,- ,-
CF2CFX1 ;X1为-F或-OC3F7;Y1为-H,-Cl或-Br;q为0到10;t为1到10;a为1到5;b为1到5。