A novel smectic C liquid crystal compound useful as a component of ferroelectric liquid crystal materials capable of effecting high-speed response is provided, which compound is a smectic liquid crystalline 5-alkoxy-2-(4-alkylphenyl)pyrimidine compound expressed by the formula
wherein R¹ represents a linear alkyl group of 4 to 20 carbon atoms and R² represents a linear alkyl group of 7 to 20 carbon atoms.
本发明提供了一种可用作
铁电
液晶材料成分、能实现高速响应的新型 Smectic C
液晶化合物,该化合物是一种 5-烷
氧基-2-(4-烷基
苯基)
嘧啶的 Smectic
液晶化合物,其表达式为
其中 R¹ 代表 4 至 20 个
碳原子的直链烷基,R² 代表 7 至 20 个
碳原子的直链烷基。