Bisazo compounds and method for dyeing or printing fiber materia

Details Bisazo compounds and method for dyeing or printing fiber materia Bisazo compounds and method for dyeing or printing fiber materia

1993-11-23

1995-10-31

Richter, Johann

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

Organic compounds

Azo

534635, 534637, C09B 62513, D06P 1384

Patent

active

054630320

ABSTRACT:
A bisazo compound represented by the formula (I) in the free acid form, ##STR1## wherein D is unsubstituted or substituted phenyl or naphthyl; A and B are independently unsubstituted or substituted phenylene or naphthylene; R is hydrogen or unsubstituted or substituted lower alkyl; X is aromatic amino residue or aliphatic amino residue; arid Y is a group represented by the formula, ##STR2## wherein R.sup.1 is hydrogen or unsubstituted or substituted alkyl, W.sub.0 is unsubstituted or substituted alkylene; and Z is vinyl or --CH.sub.2 CH.sub.2 Z.sub.1, in which Z.sub.1 is a group capable of being split by the action of an alkali; is a reactive dye useful for dyeing or printing fiber materials having hydroxy groups and/or amide groups to brown or violet color, and can provide dyed or printed products with superior fastness properties and dyeing properties such as build-up property.

REFERENCES:
patent: 4698421 (1987-10-01), Kayane et al.
patent: 5075428 (1991-12-01), Jager et al.
patent: 5306814 (1994-04-01), Akahori et al.
Hibara et al, Chemical Abstracts, 106:139820t (1987).
Chemical Abstracts, Chemical Substance Index, vol. 106, Part 3, p. 5232CS, 1987.

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