Anthraquinone dyes

Details Anthraquinone dyes Anthraquinone dyes

1982-06-30

1984-04-10

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C07D25170

Patent

active

044422873

ABSTRACT:
Dyes of the formula ##STR1## where Hal is chlorine or bromine, X is hydrogen, hydroxyphenyl or alkoxyphenyl, n is 1 or 2, or, when X is hydroxyphenyl or alkoxyphenyl, may furthermore be O, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another are each unsubstituted or alkoxy-substituted alkyl, and R.sup.1 and R.sup.3 may furthermore be hydrogen, are of high color strength, and very useful for dyeing and printing cellulose-containing fiber material or cellulose swollen by means of water-miscible swelling agents.

REFERENCES:
patent: 3163551 (1964-12-01), Staeuble et al.
patent: 3214445 (1965-10-01), Hindermann et al.
patent: 3775048 (1973-11-01), Neeff
patent: 4290768 (1981-09-01), Neeff et al.
patent: 4292232 (1981-09-01), Dazzi et al.

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