Title

Synthesis and mesomorphic properties of fluoro and isothiocyanato biphenyl tolane liquid crystals

Authors

Authors

Y. M. Liao; N. Janarthanan; C. S. Hsu; S. Gauza;S. T. Wu

Comments

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Abbreviated Journal Title

Liq. Cryst.

Keywords

PALLADIUM-CATALYZED REACTION; CROSS-COUPLING REACTIONS; HIGH-BIREFRINGENCE; TRANSITION-TEMPERATURES; PHYSICAL-PROPERTIES; OPTICAL-PROPERTIES; 2, 6-DISUBSTITUTED NAPHTHALENES; ARYL HALIDES; GRATINGS; CYANO; Chemistry, Multidisciplinary; Crystallography; Materials Science, ; Multidisciplinary

Abstract

Four series of high birefringence biphenyl tolane liquid crystals having a terminal isothiocyanato or fluoro group were synthesized; their mesomorphic properties were studied by optical polarizing microscopy and DSC. These biphenyl tolane compounds exhibit reasonably low melting points and high birefringence of 0.37-0.49. By using these compounds a eutectic mixture was formulated exhibiting a wide nematic range, high figure-of-merit and low viscosity.

Journal Title

Liquid Crystals

Volume

33

Issue/Number

10

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

1199

Last Page

1206

WOS Identifier

WOS:000245036200013

ISSN

0267-8292

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