Novel compounds having a small dielectric anisotropy value (.DELTA..epsilon.), a low viscosity and a small .gamma. value (ratio of saturation voltage to threshold voltage) indicating sharpness, and liquid crystal compositions containing the same are provided, which compounds are 2,4-difluorobenzene derivatives of trans-4-alkylcyclohexanes expressed by the general formula ##STR1## wherein n is 1 or 2, m is 0 or 1 and R represents an alkyl group of 1-10 carbon atoms.
本发明提供了具有小介电各向异性值(.DELTA.ε)、低粘度和小.γ.值(饱和电压与阈值电压之比)表示锐度的新型化合物以及含有这些化合物的液晶组合物。这些化合物是由通式##STR1##表示的反式-4-烷基
环己烷的2,4-二
氟苯衍
生物,其中n为1或2,m为0或1,R代表1-10个碳原子的烷基。