Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1991-05-15
1994-05-10
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
546281, 5482658, 5483355, 5483731, 5483741, 548561, C07D40100, C07D24912, C07D20730
Patent
active
053109180
ABSTRACT:
Disclosed is a non-linear optical material represented by the following formula: ##STR1## wherein X represents a methyl group or a hydrogen atom, with the proviso that when X is a methyl group, A represents a nitrogen atom, Y represents a methyl group and B represents a nitrogen atom; and when X is a hydrogen atom , A represents C--COOC.sub.2 H.sub.5, Y represents a hydrogen atom and B represents C--CH.sub.3.
In one embodiment, the non-linear optical material is represented by the following formula (I): ##STR2## In another embodiment, the non-linear optical material is represented by the following formula (II): ##STR3## Also disclosed is an orthorhomic molecular crystal having a space group of Pna2.sub.1 and constituted by molecules represented by the above formula (I).
Harada Akinori
Ishihara Makoto
Kubo Kazumi
Okazaki Masaki
Okazaki Yoji
Dees Jos,e G.
Fuji Photo Film Co. , Ltd.
MacMillan Keith
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