Optically active bisaryl compound
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United States of America Patent
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-
Aug 27, 1991
Grant Date -
N/A
app pub date -
Mar 20, 1989
filing date -
Apr 6, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An optically active bisaryl compound represented by the general formula (I): ##STR1## wherein Ar.sub.1 and Ar.sub.2 represent each a phenyl, naphthyl, biphenyl or pyrimidylphenyl group optionally substituted with an alkyl, alkoxy, cyano or cycloalkyl group or a halogen atom, and * represents an asymmetric carbon atom, which can give a cholesteric phase of a short helical pitch when added to nematic liquid crystals useful as a component of a liquid crystal mixture for a display device.
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