Brown to violet substituted phenyl-substituted anilino azo dyes

Details Brown to violet substituted phenyl-substituted anilino azo dyes Brown to violet substituted phenyl-substituted anilino azo dyes

1978-06-07

1980-09-09

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260207, C09B 2908, C09B 2926, D06P 118, D06P 354

Patent

active

042217113

ABSTRACT:
Brown to violet azo dyes of the general formula ##STR1## where X and Y are chlorine or bromine, R.sup.1 is hydrogen, methyl, ethyl, chlorine, methoxy or ethoxy, R.sup.2 is hydrogen, chlorine, bromine, methyl, ethyl, methoxy, ethoxy, C.sub.1-4 alkanoylamino, benzoylamino or alkoxycarbonylamino, where alkoxy is of 1 to 4 carbon atoms, and the radicals R.sup.3 are identical or different, unsubstituted or substituted aliphatic, cycloaliphatic or aromatic radicals. The dyes may be used for dyeing synthetic fibers, especially polyesters, and give very fast dyeings.

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