An optically active mesomorphic compound represented by the formula:
wherein R₁ denotes an alkyl group having 1 - 16 carbon atoms; R₂ denotes an alkyl group having 1 - 18 carbon atoms; C* is an asymmetric carbon atom; X is an oxygen atom or sulfur atom; and n is 0 or 1. The optically active mesomorphic compound, when included as a component, provides a ferroelectric liquid crystal composition showing an improved field response characteristic.
一种光学活性介形化合物,由式表示:
其中 R₁ 表示具有 1 - 16 个碳原子的烷基;R₂ 表示具有 1 - 18 个碳原子的烷基;C* 是不对称碳原子;X 是氧原子或
硫原子;n 是 0 或 1。光学活性介形化合物作为一种成分,可提供一种
铁电液晶组合物,显示出更好的场响应特性。