Azaaromatic compounds, process for their preparation, and their

Details Azaaromatic compounds, process for their preparation, and their Azaaromatic compounds, process for their preparation, and their

1993-10-22

1996-04-30

Wu, Shean C.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

544238, 544336, 544405, C09K 1934, C07D40104

Patent

active

055122078

ABSTRACT:
Azaaromatic compounds of the formula I ##STR1## in which R.sup.1 and R.sup.2 are, for example, alkyl radicals,

REFERENCES:
patent: 4609485 (1986-09-01), Kitano et al.
patent: 4668425 (1987-05-01), Nigorikawa et al.
patent: 5204477 (1993-04-01), Reiffenrath et al.
CA: 96:68926.
CA 106:50237.
CA 95:97829.
Japanese Abstract J6 1280-489-A.
Zaschke et al., Liquid Crystal Conference of Socialist Countries, 1987, "Preparation and Investigation of Liquid Crystalline Bis-Pyrimidines", p. E-8.

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