Substituted phenanthroline pigments

Details Substituted phenanthroline pigments Substituted phenanthroline pigments

1975-10-20

1977-03-01

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260282, 106288Q, C07D47116

Patent

active

040101622

ABSTRACT:
Substituted phenanthroline pigments having the formula ##STR1## wherein R is a substituted or unsubstituted phenyl or anthraquinonyl, are strong bright yellow to brown in shade and exhibit outstanding fastness to light.

REFERENCES:
patent: 3931186 (1976-01-01), Fuchs et al.
patent: 3935226 (1976-01-01), Jordan, Jr.

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