发明授权
- 专利标题： Optically active compound and liquid crystal composition
- 专利标题（中）： 光学活性化合物和液晶组合物
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申请号： US758217申请日： 1991-09-12
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公开(公告)号： US5098599A公开(公告)日： 1992-03-24
- 发明人: Seiji Hayashi , Jun Nakauchi , Keiichi Sakashita , Yoshitaka Kageyama , Yoshihiko Sako
- 申请人： Seiji Hayashi , Jun Nakauchi , Keiichi Sakashita , Yoshitaka Kageyama , Yoshihiko Sako
- 申请人地址： JPX Tokyo
- 专利权人： Mitsubishi Rayon Company Ltd.
- 当前专利权人： Mitsubishi Rayon Company Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX63-170146 19880708; JPX63-287461 19881114
- 主分类号： C07C323/52
- IPC分类号： C07C323/52 ; C07D213/30 ; C07D213/65 ; C07D239/26 ; C07D239/34 ; C09K19/12 ; C09K19/20 ; C09K19/34 ; C09K19/46
摘要：
Disclosed is an optically active compound represented by the formula: ##STR1## or a single bond, Z stands for a hydrogen atom, a halogen atom or a cyano group, R.sub.1 stands for an alkyl group or fluoroalkyl group having 1 to 18 carbon atoms, R.sub.2 stands for an alkyl group or alkoxy group having 1 to 18 carbon atoms, and *C stands for the asymmetric carbon atom. This compound is used as a ferroelectric liquid crystal or an additive to a ferroelectric liquid crystal.