Water soluble monoazo dye-stuffs containing vinylsulfone and hal

Details Water soluble monoazo dye-stuffs containing vinylsulfone and hal Water soluble monoazo dye-stuffs containing vinylsulfone and hal

1989-12-20

1991-01-29

Higel, Floyd D.

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

Organic compounds

Azo

534617, 534638, 534642, C09B 62085, C09B 62245, D06P 1665, D06P 366

Patent

active

049888013

ABSTRACT:
A water-soluble monoazo colorant represented by formula (I) in a form of a free acid: ##STR1## wherein D represents ##STR2## (wherein W.sup.2 represents lower alkoxy; U represents lower alkyl or lower alkoxy; Z represents --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 OSO.sub.3 H and p and q represent each 0 or 1);

REFERENCES:
patent: 4211698 (1980-07-01), Hurter
patent: 4315865 (1982-02-01), Hoyer et al.
patent: 4649193 (1987-03-01), Meininger et al.
patent: 4703112 (1987-10-01), Mischke et al.
patent: 4746323 (1988-05-01), Phillips et al.

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