2-fluoropyrazines process for their preparation, and their use i

Details 2-fluoropyrazines process for their preparation, and their use i 2-fluoropyrazines process for their preparation, and their use i

1995-06-01

1996-10-08

Kelly, C. H.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

544224, 544336, 359104, C09K 1934, C07D23700, C07D24100, G02F 113

Patent

active

055628591

ABSTRACT:
2-Fluoropyrazines, process for their preparation, and their use in liquid-crystalline mixtures

REFERENCES:
Radiation Chem., Photochem, vol. 113, 1990, p. 643; 113: 181632c "Non-chiral fluorobinphenyl derivatives as smectic liquid crystals and ferroelectric liquid-crystal compositions containing them", Kanto Chemical Co., Ltd., equivalent to Japanese Abstract 02,169,537.
Crystallogr, Liquid Crystals, vol. 106, 1987, p. 507, 106: 26206d "Phenylpyrazine derivatives", Ube Industries, Ltd., equivalent to Japanese Abstract 61,129,171.
V. Reiffenrath et al., New Liquid Crystalline Compounds with Negative Dielectric Anisotropy, 1988, p. 54.
D. Demus et al., Fl. Kristalle in Tabellen, pp. 263-266, 1988.

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