It is to provide a liquid crystal composition containing at least one type of optically active compounds of the following formulae (1) to (4), and a liquid crystal electro-optical element excellent in display quality. In each formula, C* is asymmetric carbon, and the respective symbols are as defined in description.
(1) R1-A1-C‡HX-Y-A2-(Z1-A3)m-C≡C-A4-(Z2-A5)n-R2
(2) R1-A1-C*HX1-Y1-A2-Z1-A3-Z2-A4-R2
(3) R5 -Pn-C* HX2-CH2 -A6 -Y2-A7 -R6
本发明旨在提供一种液晶组合物,其中含有至少一种下式(1)至(4)的光学活性化合物,以及一种显示质量优异的液晶电光元件。在各式中,C*为不对称碳,各符号如说明中所定义。
(1) R1-A1-C‡HX-Y-A2-(Z1-A3)m-C≡C-A4-(Z2-A5)n-R2
(2) R1-A1-C*HX1-Y1-A2-Z1-A3-Z2-A4-R2
(3) R5 -Pn-C* HX2-
CH2 -A6 -Y2-A7 -R6