申请人:Wingen Rainer
公开号:US20050258400A1
公开(公告)日:2005-11-24
Compounds of the formula (I) are described
in which
M
1
is, for example, —CO—O— or a single bond
A
1
is, for example, 1,4-phenylene,
R
5
has the same possible definitions specified for R
1
, with the exception of -M
1
-A
1
-R
5
, but independently of the definition of R
1
G
1
-G
2
is CH
2
CH
2
, CH═CH, CF
2
CF
2
, CF═CF, CF═CH, CH═CF
X
1
, X
2
, X
3
, X
4
, X
5
are each independently H or F
R
1
, Y
1
, Y
2
are each independently a) H b) F
where Y
1
, R
1
, (R
1
and Y
1
) or (R
1
and Y
2
) may also have the definitions c) and/or d), but only in each case not more than one of (R
1
and Y
1
) and of (R
1
and Y
2
) may have the definition d) c) is, for example, a straight-chain or branched alkyl radical having from 1 to 16 carbon atoms or a straight-chain or branched alkenyl radical having from 2 to 16 carbon atoms,
d) -M
1
-A
1
-R
5
with the following provisos:
a) at least one of X
1
, X
2
, X
3
, X
4
, X
5
, G
1
-G
2
is or contains F
b1) when at least one of Y
1
and X
1
is F and/or G
1
-G
2
contains F, it is possible for R
1
, X
2
, X
3
, X
4
not to be F
b2) when at least one of R
1
, X
2
, X
3
, X
4
is F, it is possible for X
1
and Y
1
not to be F, and for G
1
-G
2
to be CH
2
CH
2
or CH═CH
c) it is not possible for Y
2
and X
5
simultaneously to be F.
描述了化合物的公式(I),其中M1是,例如,-CO-O-或单键A1是,例如,1,4-苯撑基,R5具有与R1指定的相同可能定义,但独立于R1的定义,除了-M1-A1-R5之外,G1-G2是CH2CH2,CH═CH,CF2CF2,CF═CF,CF═CH,CH═CF,X1,X2,X3,X4,X5分别独立地为H或FR1,Y1,Y2分别独立地为a)H b)F,其中Y1,R1,(R1和Y1)或(R1和Y2)也可以具有定义c)和/或d)的定义,但只有在每种情况下,(R1和Y1)中的一个和(R1和Y2)中的一个可以具有定义d)c)例如,是直链或支链烷基,具有1至16个碳原子或具有2至16个碳原子的直链或支链烯基基团,d)-M1-A1-R5,具有以下限制:a)X1,X2,X3,X4,X5,G1-G2中至少一个是或含有Fb1)当Y1和X1中至少一个是F和/或G1-G2含有F时,可能R1,X2,X3,X4不是Fb2)当R1,X2,X3,X4中至少一个是F时,可能X1和Y1不是F,并且G1-G2为CH2CH2或CH═CHc)不可能同时使Y2和X5为F。