Liquid crystal compounds used for liquid crystal display elements are provided, which exhibit a liquid crystal phase within a broad temperature range and also have a low viscosity. The compounds are cyano-mono- or diphenylbicyclohexane derivatives expressed by the general formula ##STR1## wherein R represents hydrogen or an alkyl group of 1 to 15 carbon atoms and n is 1 or 2.
提供用于液晶显示元件的液晶化合物,这些化合物在广泛的温度范围内显示液晶相,并且粘度低。这些化合物是通过一般式##STR1##表示的
氰基单苯
环己烷衍
生物或二苯基
环己烷衍
生物,其中R代表氢或1至15个碳原子的烷基基团,n为1或2。