Trans-olefin compounds, method for production thereof, liquid cr

Details Trans-olefin compounds, method for production thereof, liquid cr Trans-olefin compounds, method for production thereof, liquid cr

1997-04-04

2000-02-29

Kelly, C. H.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229961, 25229966, 560102, 560108, 560 65, 568626, 568647, 544298, 546152, C09K 1906, C09K 1912, C09K 1934, C07C 6976

Patent

active

060305460

ABSTRACT:
The present invention relates to trans-olefin compounds represented by the general formula (1) useful as an ingredient of liquid crystal composition, trans-olefin compounds useful as intermediate of pesticides, medical drugs, liquid crystal materials and the like, a process for producing those trans-olefin compounds, a liquid crystal composition containing the trans-olefin compound as an active ingredient, and a liquid crystal element using the liquid crystal composition. ##STR1## (In the general formula (1), R.sup.1, A.sup.1, A.sup.2, A.sup.3, Z and R.sup.2 are same as defined in the specification. Also, m, p, q, n, r, s and t are each an integer as defined in the specification.)

REFERENCES:
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patent: 5013478 (1991-05-01), Petizilka et al.
patent: 5087769 (1992-02-01), Aslam et al.
patent: 5209866 (1993-05-01), Reiffenrath et al.
patent: 5232624 (1993-08-01), Reiffenrath et al.
patent: 5238602 (1993-08-01), Petrzilka et al.

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