| abstract |
Cyclohexane derivatives of the formula I <IMAGE> in which R denotes an alkyl group having 1-12 C atoms in which one or two non-adjacent CH2 groups can also be replaced by O, -CO-O- or -OCO-, X denotes -CN, -COOR<1>, -OOCR<1>, -COR<1>, -OR<1> or R<1> and R<1> denotes an alkyl group having 1-12 C atoms, are suitable as components in liquid-crystalline phases. |