Isoindoline compound

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

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544300, C07D40314

Patent

active

047586630

ABSTRACT:
Isoindoline compounds of the formula ##STR1## where A is --CN or ##STR2## These compounds are pigments which give brilliant and deep colorations, of good fastness, in plastics and surface coatings.

REFERENCES:
patent: 3646033 (1972-02-01), Leister et al.
patent: 3923806 (1975-12-01), Bock et al.
patent: 3987045 (1976-10-01), Bock et al.
patent: 3991054 (1976-11-01), Bock et al.

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