| 发明名称 |
BICYCLOHEXYL DERIVATIVES |
| 摘要 |
Compounds of the formula <IMAGE> I wherein Z1 is a single covalent bond or -CH2CH2-, X1 is hydrogen, fluorine or chlorine and R1 is 1E-alkenyl with 2 to 12 carbon atoms, their preparation, liquid crystalline mixtures which contain these compounds and their use for electro-optical purposes.
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| 申请公布号 |
US5174921(A) |
申请公布日期 |
1992.12.29 |
| 申请号 |
US19910701728 |
申请日期 |
1991.05.20 |
| 申请人 |
HOFFMANN-LA ROCHE INC. |
发明人 |
BUCHECKER, RICHARD;GERMANN, ALFRED;SCHADT, MARTIN;VILLIGER, ALOIS |
| 分类号 |
C07C25/18;C07C25/24;C09K19/30;C09K19/42;G02F1/13 |
主分类号 |
C07C25/18 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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