Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same.

摘要

A mesomorphic compound represented by the following formula (I): <CHEM> wherein R1 and R2 respectively denote an alkyl group having 1 - 16 carbon atoms capable of having a substituent; X1, X2 and X3 respectively denote a single bond, -O-, -O @-, -@O-, or - @-; A1 and A2 respectively denote <CHEM> wherein X4 and X5 respectively denote hydrogen, fluorine, chlorine, bromine, -CH3, -CN or -CF3 with proviso that X1 always denotes a single bond when A1 denotes a single bond; and n is 0 or 1.