| abstract |
The invention relates to compounds of the formula IA and to a liquid-crystalline medium, characterised in that it comprises one or more compounds of the formula IA, n n n n n n n n n n in which R A , X A and Y 1-6 have the meanings indicated in Claim 1 , and to the use thereof for electro-optical purposes, in particular for shutter glasses, 3D applications, in TN, PS-TN, STN, OCB, ECB, IPS, PS-IPS, FFS, PS-FFS and PS-VA-IPS displays. |