Unsymmetrical 1:2 chromium complex dyestuffs

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo

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534602, 534696, 8527, 8436, 8917, 8924, C09B 4516, C09B 4548, D06P 110

Patent

active

052506711

ABSTRACT:
The novel unsymmetrical 1:2 chromium complex dyestuffs of the formula ##STR1## in which the substituents R.sup.1, R.sup.2, R.sup.3, n and Cat.sup.(+) have the meaning given in the description, are highly suitable for the dyeing and printing of natural and synthetic amido-containing materials in predominantly red hues having good light, wet and diffusion fastness properties.

REFERENCES:
patent: 3621006 (1971-11-01), Jirou et al.
patent: 4083839 (1978-04-01), Back et al.
patent: 4618673 (1986-10-01), Dore
Mennicke, Chemical Abstracts, 109:75187u (1988).
Mennicke, Chemical Abstracts, 109:75188v (1988).

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