Optically active mesomorphic compound

Details Optically active mesomorphic compound Optically active mesomorphic compound

1989-07-03

1992-09-01

Stoll, Robert L.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229901, 25229963, 25229964, 25229965, 25229966, 25229967, 544298, 544335, C09K 1934, C09K 1952, C09K 1930, C09K 1912

Patent

active

051436434

ABSTRACT:
An optically active mesomorphic compound represented by the formula (III) is obtained through an optically active compound represented by the formula (I) and then through a compound represented by the formula (II), respectively, shown below. ##STR1## In the above formulas, R represents a linear, branched or cyclic saturated or unsaturated hydrocarbon group having 1-18 carbon atoms each capable of having a substituent, C* represents an asymmetric carbon atom, k is an integer of from 2 to 5, A is a releasable active group such as hydroxyl, l is 0 or 1, and when l is 1, m is 0, 1 or 2 and n is 0 or 1; R.sup.1 represents an alkyl or alkoxy group having 1-18 carbon atoms; ##STR2## respectively denote ##STR3## p, q and r are respectively 0 or 1 satisfying the relation of p+q+r.gtoreq.1.

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Chem. Abs., vol. 62, No. 2 (1965) 1159c-e.
J. Org. Chem., vol. 48, No. 17 (1983) 2789:92.

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