Polymerizable bicyclic cyclopropane derivatives and their use for the preparation of dental materials
申请人:——
公开号:US20040077882A1
公开(公告)日:2004-04-22
Bicyclic cyclopropane derivatives of the general Formula (I)
1
in which n+m is 0 to 8; r is 1 to 4; R
1
is absent or is a C
1
-C
20
alkylene radical which can be interrupted by O or S, a cycloaliphatic C
4
-C
12
radical, a bicyclic C
4
-C
12
radical, a C
6
-C
14
arylene or C
7
-C
20
alkylenearylene radical; R
2
is for r=1 a C
1
-C
20
alkyl radical which can be interrupted by O or S, a cycloaliphatic C
4
-C
12
radical, a bicyclic C
4
-C
12
radical, a C
6
-C
14
aryl or a C
7
-C
20
alkylaryl radical; is for r>1 an r-times substituted aliphatic C
1
to C
20
radical which can be interrupted by O or S, a cycloaliphatic C
4
-C
12
radical, an aromatic C
6
-C
14
radical or aliphatic-aromatic C
7
-C
20
radical; X is absent or is —CO—O—, —CO—NH— or —O—CO—NH—, and Y is CH
2
, O or S which is suitable in particular for the preparation of dental materials.
环丙烷衍生的双环螺烷通式(I)中,其中n+m为0至8;r为1至4;R1不存在或为一个C1-C20烷基基团,其可被O或S中断,为一个环脂肪C4-C12基团,一个双环C4-C12基团,一个C6-C14芳基或C7-C20烷基芳基基团;对于r=1,R2为一个C1-C20烷基基团,其可被O或S中断,为一个环脂肪C4-C12基团,一个双环C4-C12基团,一个C6-C14芳基或一个C7-C20烷基芳基基团;对于r>1,为r次取代的脂肪烷基C1至C20基团,其可被O或S中断,为一个环脂肪C4-C12基团,一个芳香族C6-C14基团或脂肪-芳香族C7-C20基团;X不存在或为—CO—O—,—CO—NH—或—O—CO—NH—,Y为CH2,O或S,特别适用于制备牙科材料。