Benzimidazole-isoindolenine dyestuffs

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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8526, 8638, 8648, 8922, 524 93, C07D23504, C09B 5700

Patent

active

057419116

ABSTRACT:
Benzimidazole-isoindolenines of the formula (I) ##STR1## wherein A represents N or a cyanomethylene radical,

REFERENCES:
patent: 3646033 (1972-02-01), Leister et al.
patent: 4051099 (1977-09-01), von der Crone
patent: 5484901 (1996-01-01), Krapp et al.
Abstract of FR. 1537299; 5:General Organic-p. 2; French 1968-vol. 8, No. 41 .

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