abstract |
The present invention relates to novel mesogenic compounds of the general formula I which contain a fluorinated S-perfluoroalkylsulfimide or sulfoximide end group in which R 1 , R 2 , X, B, R, A, Z and n have the meanings given in claim 1, processes for their preparation, their use as component (s) in liquid-crystalline media and liquid-crystal and electro-optical display elements which the contain liquid crystalline media according to the invention. |