申请人:Shin-Etsu Chemical Co., Ltd.
公开号:US05578244A1
公开(公告)日:1996-11-26
A silacyclohexane compound represented by the following general formula (I) ##STR1## wherein R denotes a linear-chain alkyl group with a carbon number of 1-10, a fluoroalkyl group with a carbon number of 1-10 in which a fluorine atom(s) is substituted for one or two hydrogen atoms, a branched-chain alkyl group with a carbon number of 3-8, an alkoxyalkyl group with a carbon number of 2-7, or an alkenyl group with a carbon number of 2-8. ##STR2## denotes a trans-1-sila-1,4-cyclohexylene or trans-4-sila-1,4-cyclohexylene group whose silicon at position 1 or position 4 has a substitutional group(s) of H, F, Cl or CH.sub.3. L.sub.1 and L.sub.2 independently denote H or F. L.sub.3 and L.sub.4 independently denote H, F or Cl. X denotes a H, CN, F, Cl, CF.sub.3, CF.sub.2 Cl, CHFCl, OCF.sub.3, OCF.sub.2 Cl, OCHFCl, OCHF.sub.2, or a linear-chain alkyl or alkoxy group with a carbon number of 1-10. i, j and k respectively denote 0 or 1, where (i+j+k) is 0 or 1. n denotes 0, 1 or 2.
一种由以下一般式(I)表示的硅环己烷化合物
其中R表示具有1-10个碳原子编号的线性链烷基,具有1-10个碳原子编号的氟烷基,其中氟原子取代一个或两个氢原子,具有3-8个碳原子编号的支链烷基,具有2-7个碳原子编号的烷氧基烷基,或具有2-8个碳原子编号的烯基。##STR2##表示具有1或4位置硅原子上的取代基H,F,Cl或CH.sub.3的反式1-硅-1,4-环己烯或反式4-硅-1,4-环己烯基团。L.sub.1和L.sub.2分别表示H或F。L.sub.3和L.sub.4分别表示H,F或Cl。X表示H,CN,F,Cl,CF.sub.3,CF.sub.2 Cl,CHFCl,OCF.sub.3,OCF.sub.2 Cl,OCHFCl,OCHF.sub.2,或具有1-10个碳原子编号的线性链烷基或烷氧基。i,j和k分别表示0或1,其中(i+j+k)为0或1。n表示0,1或2。