Acetonitriles of Formula I R--Q--CH.sub.2 CN I wherein R is alkyl, alkoxy or alkanoyloxy, each of up to 8 carbon atoms, and Q is 2, 3 or 4 phenylene and/or cyclohexylene groups, each bonded to one another in the 1,4-position, exhibit good solvent properties for ionic dopants and are valuable components of liquid-crystalline dielectrics.
公式I中的
乙腈化合物为R-Q-CH.sub.2 CN I,其中R为碳数不超过8的烷基、烷氧基或烷酰氧基,Q为2、3或4个苯基和/或环己基,它们在1,4-位置彼此连接,表现出良好的离子掺杂剂溶剂性质,是液晶介质中有价值的组分。