| abstract |
(57) [Summary] [Purpose] To provide an optically active substance useful as a raw material of a liquid crystal material for a display device. [Structure] General formula (I) (In the formula, X represents an alkyl group or alkoxy group having a C number of 1 to 18, an alkoxycarbonyl group having a C number of 2 to 18, an alkanoyloxy group, a halogen atom, a hydroxyl group, a carboxyl group, or a hydrogen atom, and Y represents CH. Or N is shown). [Effect] According to the present invention, generation of a reverse domain can be suppressed. |