Disclosed is an optically active compound represented by the formula:
X and Y independently stand for
-O-, -O-
or a single bond, Z stands for a hydrogen atom, a halogen atom or a cyano group, R₁ stands for an alkyl group or fluoroalkyl group having 1 to 18 carbon atoms, R₂ stands for an alkyl group or alkoxy group having 1 to 18 carbon atoms, and *C stands for the assymmetric carbon atom. This compound is used as a ferroelectric liquid crystal or an additive to a ferroelectric liquid crystal.
揭示的是一种光学活性化合物,其
化学式表示为:X和Y独立代表-O-, -O-或单键,Z代表氢原子、卤素原子或
氰基,R₁代表具有1至18个碳原子的烷基或氟烷基,R₂代表具有1至18个碳原子的烷基或烷氧基,*C代表不对称碳原子。该化合物可用作
铁电液晶或
铁电液晶的添加剂。