Disazo dyes containing 1-amino-8-hydroxy-naphthalene-3,6-or 4,6-

Details Disazo dyes containing 1-amino-8-hydroxy-naphthalene-3,6-or 4,6- Disazo dyes containing 1-amino-8-hydroxy-naphthalene-3,6-or 4,6-

1995-06-06

1997-01-28

Richter, Johann

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

Organic compounds

Azo

C09B 6208

Patent

active

055979033

ABSTRACT:
Compounds of the formula ##STR1## salts thereof, and mixtures of such compounds and salts, wherein D.sub.1 is ##STR2## wherein R.sub.1 is hydrogen, halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, --SO.sub.3 H or --COOH,

REFERENCES:
patent: 3120507 (1964-02-01), Andrew et al.
patent: 4425270 (1980-01-01), Yamada et al.
Beech, Fiber Reactive Dyes, Logos Press Ltd., London (1972), pp. 177-178.

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