Optically active cyanobiphenyl compound

Details Optically active cyanobiphenyl compound Optically active cyanobiphenyl compound

1988-04-05

1990-09-11

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitriles

558423, C07C 4302

Patent

active

049564889

ABSTRACT:
The present invention discloses an optically active cyanobiphenyl compound represented by the following general formula: ##STR1## wherein, R is ##STR2## X is hydrogen atom or chlorine atom: when X is hydrogen atom, R.sub.1 is normal alkyl having from 1 to 11 carbon atoms and when X is chlorine atom, R.sub.1 is hydrogen atom or normal alkyl having from 1 to 11 carbon atoms; n is 3 to 5; Y is --CH.sub.2 --or --CO--; and * represents an asymmetric carbon atom.

REFERENCES:
patent: 4784793 (1988-11-01), Coates et al.
Gray et al., Mol. Cryst. Liq. Cryst., 1976, vol 37, 189-211 (1976).
Gray et al., Chem Abstracts, vol. 86, No. 21; 155116s (1976).
Chem. Abstracts, vol. 96, No. 10; 77610p (1982).
Chem Abstracts, vol 100, No. 20; 165906w.

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