Novel liquid crystal compounds, 2-cyano-4-halogenophenyl substituted-benzoates suitable as a component constituting a liquid crystal composition which exhibits a negative dielectric anisotropy, and a liquid crystal composition containing the same are provided, which benzoates are expressed by the formula ##STR1## wherein R represents an alkyl group or an alkoxy group each of 1 to 10 carbon atoms; ##STR2## represents ##STR3## or ##STR4## X and Y each represents H or a halogen atom of F or Cl and at least one of X and Y is necessarily H; and Z represents a halogen atom of F, Cl or Br.
提供了一种新型液晶化合物,2-
氰基-4-卤代苯基取代
苯甲酸酯,适用于构成表现为负介电各向异性的液晶组合物的组分,并且提供了一种含有该化合物的液晶组合物。该
苯甲酸酯由以下式子表示:##STR1##其中,R表示1到10个碳原子的烷基或烷氧基;##STR2##表示##STR3##或##STR4##X和Y分别表示F或Cl的卤素原子或H,且X和Y中至少有一个必须为H;Z表示F、Cl或Br的卤素原子。