Anthraquinone dyes

Details Anthraquinone dyes Anthraquinone dyes

1979-05-21

1980-12-09

Douglas, Winston A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C143665

Patent

active

042384001

ABSTRACT:
Anthraquinone dyes having the formula: ##STR1## wherein R represents an optionally substituted alkyl, aryl, cycloalkyl, alkoxy, aryloxy or cycloalkoxy radical and each of R.sup.1 and R.sup.2, independently, represents hydrogen or a C.sub.1-4 alkyl radical.
The dyes are applicable as acid dyes to natural and synthetic polyamide textiles.

REFERENCES:
patent: 1902084 (1933-03-01), Kraenzlein et al.
patent: 2117476 (1938-05-01), Hulton et al.
patent: 2236672 (1941-04-01), Coffey et al.

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