Sparingly soluble isoinodoline colorants

Details Sparingly soluble isoinodoline colorants Sparingly soluble isoinodoline colorants

1980-03-07

1982-10-26

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260326C, 260326S, 2603261, 260165, 106 22, 106 23, 524542, 524 94, C07D40312, C09B 5704, C07D20944, C08K 534

Patent

active

043561233

ABSTRACT:
Sparingly soluble isoindoline colorants of the formula ##STR1## where R is carbamyl, N-C.sub.1 -C.sub.4 -alkylcarbamyl or N-phenylcarbamyl and Q is a group of the formula ##STR2## where A is 1,3- or 1,4-phenylene and the ring B is 1,2-phenylene, 1,2-naphthylene or 2,3-naphthylene and R has the above means, and where the phenyl radicals in R, A and B independently of one another may be unsubstituted or substituted by groups which do not confer solubility.
The colorants I may be used as pigments and for coloring finishes, printing inks and plastics.

REFERENCES:
patent: 3646033 (1972-02-01), Leister et al.
patent: 4051099 (1977-09-01), von der Crone

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