Anthraquinone vat dyes

Details Anthraquinone vat dyes Anthraquinone vat dyes

1987-01-21

1991-07-02

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546174, 546176, 546276, 548235, 548252, 548253, 548254, C07D21536, C07D25700

Patent

active

050287095

ABSTRACT:
The invention relates to vat dyes of the formula ##STR1## wherein [A] and [A'] and X are as defined in claim 1. The vat dyes of formula I are suitable for dyeing or printing a wide range of materials. Dyeings with good fastness properties are obtained in particular on cellulose material.

REFERENCES:
patent: 2076197 (1937-04-01), Gutzwiller
patent: 2628230 (1953-02-01), Stilmar
patent: 3984429 (1976-10-01), Peel et al.
patent: 4422972 (1983-12-01), Daly et al.
patent: 4598155 (1986-07-01), Adam
Abrahart, Dyes and Their Intermediates, 1968, pp. 183-185.

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