The present invention relates to bistolans of the formula I
where one or more of the radicals L1 to L3 denote an Rx, where Rx denotes cyclopropyl, cyclobutyl, cyclopentyl or cyclohexyl, and the other parameters are as defined in Claim 1. The invention also encompasses liquid-crystalline media which comprise the title compounds, to components for high-frequency technology which comprise these media, in particular phase shifters and microwave array antennae.
本发明涉及式I的双环巴兰化合物,其中L1至L3中的一个或多个基团表示Rx,其中Rx表示环丙基,
环丁基,环戊基或环己基,其他参数如权利要求1所定义。本发明还涵盖包含所述化合物的液晶介质,以及包括这些介质的高频技术组件,特别是相移器和微波阵列天线。