Liquid crystals based on hypervalent sulfur fluorides : The trans- (trifluoromethyl )tetrafluorosulfuranyl group

Selective direct fluorination provides a convenient access to new classes of liquid crystals and dyes carrying a trans-(trifluoromethyl)tetrafluorosulfuranyl group, a building block in organic chemistry with highly unusual and interesting properties. (© Wiley-VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2006)