Monoazo compounds and method for dyeing or printing fiber materi

Details Monoazo compounds and method for dyeing or printing fiber materi Monoazo compounds and method for dyeing or printing fiber materi

1995-10-20

1997-02-25

Powers, Fiona T.

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

Organic compounds

Sulfate esters

558184, 560251, 560308, C07C31728, C07C31734

Patent

active

056060920

ABSTRACT:
A monoazo compound of the following formula, ##STR1## wherein D is phenylene or naphthylene; X is halogeno, pyridinio or ##STR2## B is --OR.sub.3, --SR.sub.4, ##STR3## in which R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are each hydrogen, alkyl, phenyl, naphthyl or benzyl, r is 0 or 1, and E is O, SO, SO.sub.2, CH.sub.2 or NR.sub.8, in which R.sub.8 is hydrogen or C.sub.1 -C.sub.4 alkyl; R, R.sub.1, R.sub.2 and R.sub.7 are each hydrogen or alkyl; A.sub.1, A.sub.2 and A.sub.3 are each phenylene, naphthylene or alkylene; Z.sub.1, Z.sub.2 and Z.sub.3 are each --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Y, in which Y is a splittable group; and p is 0 or 1; which compound is useful for dyeing or printing fiber materials to obtain a product dyed or printed in a color superior in various fastness properties with superior build-up property.

REFERENCES:
patent: 4237050 (1980-12-01), Springer
patent: 4330468 (1982-05-01), Brierley et al.
patent: 4346046 (1982-08-01), Nishimura et al.
patent: 4766206 (1988-08-01), Tzikas
patent: 5037965 (1991-08-01), Morimitsu et al.
patent: 5175263 (1992-12-01), Schlafer
Chemical Abstracts, 114, 64249T, Ludwig Schlaefer: "Bifunctional reactive azo dyes" DE 3,905,403 (1991).
Chemical Abstracts, 114, 1454371, Springer et al.: "Reactive azo dyes" DE 3,905,074 (1991).

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