Red mono-azo water-soluble dye containing cyano, amide and amino

Details Red mono-azo water-soluble dye containing cyano, amide and amino Red mono-azo water-soluble dye containing cyano, amide and amino

1987-02-05

1988-09-06

Higel, Floyd D.

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

Organic compounds

Azo

534565, 534573, 534581, 534597, 534887, C09B 2901, C09B 2908, C09B 6722, D06P 118

Patent

active

047694491

ABSTRACT:
Azo dyes of the formula ##STR1## wherein R.sup.1 is alkyl having 1 to 4 carbon atoms; R.sup.2 is alkyl having 1 to 3 carbon atoms; R.sup.3 is alkylcarbonyloxyethyl having 1 to 3 carbon atoms in the alkyl moiety, alkoxycarbonyloxyethyl having 1 to 4 carbon atoms in the alkoxy moiety, methoxyethoxycarbonyloxyethyl or ethoxyethoxycarbonyloxyethyl; and R.sup.4 is one of the definitions of R.sup.3 or cyanoethyl; or mixtures of at least two species of said formula are used for dyeing and printing hydrophobic fiber materials.

REFERENCES:
patent: 3520871 (1970-07-01), Zanella
patent: 3962209 (1976-06-01), Gotteschlich et al.
patent: 4189427 (1980-02-01), Komorowski
patent: 4479899 (1984-10-01), Hamprecht

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