Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same and display apparatus

摘要

A mesomorphic compound represented by the following formula (I): R1-A1-B1-A2-R2(I), wherein R1 and R2 respectively denote a linear or branched alkyl group having 3-18 carbon atoms capable of including one or non-neighboring two or more methylene groups which can be replaced with at least one species of -Z-, (* CHEMICAL STRUCTURE *) (* CHEMICAL STRUCTURE *) CH=CH- and -C(triple bond)C-, wherein Z denotes -O- or -S- and R3 denotes hydrogen or an alkyl group having 1-5 carbon atoms; B1 denotes (* CHEMICAL STRUCTURE *) A1 denotes a single bond, (* CHEMICAL STRUCTURE *) A2 denotes a single bond, -A3- or -A3-A4- wherein A3 and A4 respectively denote any one of (* CHEMICAL STRUCTURE *) (* CHEMICAL STRUCTURE *) (* CHEMICAL STRUCTURE *) (* CHEMICAL STRUCTURE *) Ÿand Y1 and Y2 respectively denote any one of hydrogen, fluorine, chlorine, bromine, -CH3, -CN and -CF3.