Conjugated organic compounds and preparation process

Details Conjugated organic compounds and preparation process Conjugated organic compounds and preparation process

1997-10-03

1999-02-16

Dentz, Bernard

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544182, 544296, 544357, 546258, C07D21322

Patent

active

058722556

ABSTRACT:
The invention relates to conjugated compounds of general formula (I) ##STR1## wherein X.sub.1 and X.sub.2 are, independently of one another, electron-withdrawing or electron-donating systems, and to a process for the preparation of these compounds.
The invention also relates to any material which includes the compounds of general formula I and to the use of said compounds or of any material which includes them in electronic, optoelectronic, nonlinear optical and electrooptical devices.

REFERENCES:
patent: 4841009 (1989-06-01), Kelsey
Igeta, H. et al, "Studies on Pyrazines. XV. N-Oxidation of 3,3'-Bipyrazines and Reactions of Their N-Oxides", Chemical and Pharmaceutical Bulletin, vol. 18, No. 7, 1970, pp. 1340-1346.

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