Pigments comprising cyanomethylquinazolones coupled to diazo com

Details Pigments comprising cyanomethylquinazolones coupled to diazo com Pigments comprising cyanomethylquinazolones coupled to diazo com

1981-07-01

1983-11-01

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

106 23, 106288Q, 106308M, 106308Q, 260373, 260377, 260378, 260380, 260381, 544287, C09B 600, C09B 2952, C09D 348, C09D 1102

Patent

active

044129491

ABSTRACT:
A pigment of the formula: ##STR1## wherein each of the rings A, B and C independently is unsubstituted or is substituted by one, two or three radicals which do not confer solubility, or the ring A can additionally carry a fused ring. The novel compounds of the invention are useful as pigments for coloring, printing inks, plastics, and, especially, surface coatings.

REFERENCES:
patent: 3331831 (1967-07-01), Raue et al.
patent: 3923774 (1975-12-01), Dimoth
patent: 4052371 (1977-10-01), Junge et al.
patent: 4052377 (1977-10-01), Junge et al.

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