| abstract |
Cyclohexane derivatives of formula I n n R.sup.1 --Cy--CH.sub.2 --Q--(Cy).sub.m --O--(CO).sub.n --CH.sub.2 --R.sup.2 n n I n where n R 1 denotes alkyl with 1 to 12 C atoms in which also one or two non-adjacent CH 2 groups may be replaced by --O--, --CO--, --O--CO--, --CO--O-- or --CH═CH--, n R 2 denotes H, alkyl with 1 to 12 C atoms in which also one or two non-adjacent CH 2 groups may be replaced by --O--, --CO--, --O--CO-- or --CO--O--, n Cy denotes trans-1,4-cyclohexylene n Q denotes --CH 2 -- or --O--, n m denotes 1 or 2, and n n denotes 0 or 1, n are suitable as components of liquid-crystalline phases. |