Azomethine compound and photographic dye comprising the azomethi

Details Azomethine compound and photographic dye comprising the azomethi Azomethine compound and photographic dye comprising the azomethi

1991-12-31

1993-05-25

Higel, Floyd D.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

430 76, 430 78, 430 82, 430351, 544162, 544168, 546168, 546192, 546206, 546234, 548493, 548495, 548530, 548540, 548567, 548568, 560 20, 560 21, 560 22, 564147, 564163, 564168, 564209, G03G 500, G03G 1506, C07D26536, C07D49802

Patent

active

052141411

ABSTRACT:
The present invention relates to an azomethine compound represented by formula (I): ##STR1## wherein X represents a 5- or 6-membered cyclic amino group, R represents an aromatic group, and Ar represents an aromatic group having an aliphatic amino group in the para-position. The azomethine compounds disclosed are useful yellow dyes for photography, for various optical filters, for ink jet, for heat transfer printing, and for printing.

REFERENCES:
patent: 2264123 (1941-11-01), Schmitt et al.
patent: 2694718 (1954-11-01), Salminen et al.
patent: 3068236 (1962-12-01), Krapcho
patent: 3141024 (1964-07-01), Houssin
patent: 3265506 (1966-08-01), Weissberger et al.
patent: 3384657 (1968-05-01), Weissberger et al.
patent: 3558700 (1971-01-01), Kimura et al.
patent: 3790633 (1974-02-01), Jedlicka
patent: 3928312 (1975-12-01), Fleckenstein
patent: 4503232 (1985-03-01), Kobayashi et al.

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