| abstract |
Disclosed is a compound that can be produced at a lower cost and in a shorter time. In a compound having at least one ethene-1,2-diyl group having a distinction between E-form and Z-form, the ethene with respect to an isomer in which the ethene-1,2-diyl group is all E-form The ratio value (Z / E) of isomers in which at least one of the -1,2-diyl groups is Z is 5.00 × 10 −5 ≦ (Z / E) ≦ 5.00 × 10 −2 . Such a compound can be used for a liquid crystal composition or a display element. [Selection figure] None |