Optically active compounds, liquid crystal compositions comprisi

Details Optically active compounds, liquid crystal compositions comprisi Optically active compounds, liquid crystal compositions comprisi

1993-04-15

1993-12-14

Stoll, Robert L.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229961, 25229965, 25229966, 25229967, 544302, 544305, 544310, 560 9, 560 19, 560 61, 560 76, 560 87, C09K 1930, C09K 1934, C07C23902, C07C 6976

Patent

active

052699650

ABSTRACT:
The invention relates to optically active compounds represented by the general formula ##STR1## wherein R.sub.1, R.sub.2, Q.sub.1, Q.sub.2, Q.sub.3, ##STR2## and M are defined as in the specification, methods and intermediates for their preparation, liquid crystal compositions comprising at least one optically active compound of formula I and their use in electrooptical display, switching and modulation devices.

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Tetrahedron Letters, No. 6, pp. 419-422, 1976, Rosenblum et al.
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Patent Abstracts of Japan, vol. 13, No. 151.
Patent Abstracts of Japan, vol. 13, No. 278.
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