Water-soluble formazan dye

Details Water-soluble formazan dye Water-soluble formazan dye

1986-09-22

1988-07-19

Higel, Floyd D.

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

Organic compounds

Azo

106 22, 346 75, 534598, C09B 5610, C09B 5000, C09D 1102, C09D 1116

Patent

active

047586583

ABSTRACT:
A water-soluble dye, free from cellulose-reactive groups, of the formula: ##STR1## wherein R.sup.1 is --(C.sub.a H.sub.2a O).sub.m (C.sub.b H.sub.2b O).sub.n H,

REFERENCES:
patent: 3068219 (1962-12-01), Beffa et al.
patent: 3202650 (1965-08-01), Steinemann
patent: 3375240 (1968-03-01), Beffa et al.
patent: 3497493 (1970-02-01), Grossmann
patent: 3926942 (1975-12-01), Yelland
patent: 4024123 (1977-05-01), Dussy et al.
patent: 4079049 (1978-03-01), Ramsay et al.
patent: 4556401 (1985-12-01), Weitz et al.

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