ACETYLENE DERIVATIVE, PROCESS FOR PRODUCING THE SAME, LIQUID CRYSTAL COMPOSITION CONTAINING THE SAME AS ACTIVE INGREDIENT, AND LIQUID CRYSTAL ELEMENT MADE THEREFROM
申请人:SUMITOMO CHEMICAL COMPANY LIMITED
公开号:EP0628530A1
公开(公告)日:1994-12-14
An acetylene derivative represented by general formula (I), wherein R¹ represents C₃-C₂₀ saturated or unsaturated alkyl; R² represents optionally halogenated C₁-C₂₀ saturated or unsaturated alkyl or C₂-C₂₀ alkoxyalkyl; A and B represent each phenylene, etc., or alternatively -A-B- represents naphthylene, etc.; m and s represent each 0 or 1; n represents 0 or an integer of 1 through 6; and the symbol * represents an asymmettric carbon atom.
通式 (I) 所代表的炔衍生物,其中 R¹ 代表 C₃-C₂₀ 饱和或不饱和烷基;R² 代表任选卤代 C₁-C₂₀ 饱和或不饱和烷基或 C₂-C₂₀ 烷氧基烷基;A 和 B 分别代表亚苯基等;m 和 B 分别代表 0 或 1;n 代表 0 或 1 至 6 的整数;符号 * 代表不对称碳原子、或者 -A-B- 代表萘等;m 和 s 分别代表 0 或 1;n 代表 0 或 1 到 6 的整数;符号 * 代表一个非三碳原子。