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MONOFLUORINATED TERPHENYL COMPOUND HAVING ALKENYL, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT
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Page/Page column 24-26, (2008/12/08)
A liquid crystal compound is provided that has stability to heat and an ultraviolet ray, a small viscosity, a suitable refractive index anisotropy, a suitable dielectric anisotropy, a nematic phase within a wide temperature range and favorable compatibility with other liquid crystal compounds, and a liquid crystal composition is also provided that has a particularly small viscosity. The liquid crystal compound is a compound represented by formula (1): wherein in formula (1), R1 is hydrogen or alkyl having 1 to 5 carbons; one of X1 and X2 is hydrogen, and the other thereof is fluorine; and R2 is hydrogen or methyl.
