Liquid crystalline compound with an optically active y-lactone ring having the following formula (I):
wherein R' R2 are each independently an alkyl group having 1 to 15 carbon atoms or an alkenyl group having 2 to 15 carbon atoms; A and D are each independently a single bond or -0-; B is a single bond or
Z is a single bond or a group selected from the group consisting of
Y is hydrogen atom or -CH3; and the symbol *is an asymmetric carbon atom, a liquid crystal composition comprising at least one of said liquid crystalline compound and other ferroelectric liquid crystal or non-chiral liquid crystal or a mixture thereof, and a use thereof as an element for opto-electronics devices.
具有下式(I)的光学活性 y-内酯环的液晶化合物:
其中 R' R2 各自独立地为具有 1 至 15 个碳原子的烷基或具有 2 至 15 个碳原子的烯基;A 和 D 各自独立地为单键或-0-;B 为单键或 Z 为单键或选自 Y 为氢原子或-
CH3;符号 * 为不对称碳原子,一种液晶组合物,包含所述液晶化合物和其他
铁电液晶或非手性液晶中的至少一种或其混合物,以及其作为光电子器件元件的用途。