Bis-azomethine metal complex colorants from hydroxycoumarin deri

Details Bis-azomethine metal complex colorants from hydroxycoumarin deri Bis-azomethine metal complex colorants from hydroxycoumarin deri

1975-07-28

1976-06-15

Curtis, Allen B.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603435, 260429C, C07D49304

Patent

active

039637085

ABSTRACT:
Bis-azomethine metal complex colorants of the formulae ##SPC1##
Wherein M denotes a divalent transition metal cation, zinc ion or cadmium ion, X denotes an isocyclic or heterocyclic aromatic radical to which the two nitrogen atoms are bonded in the o- or peri-position to one another and Y.sub.1 and Y.sub.2 denote hydrogen, halogen, alkyl, aryl, nitro, alkoxy, phenoxy or hydroxyl, which are suitable for pigmenting high-molecular organic material.

REFERENCES:
patent: 3388141 (1968-06-01), Berenbaum
patent: 3864371 (1975-02-01), Inman et al.
patent: 3896113 (1975-07-01), Kaul

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