Azo dyes derived from 5-membered heterocyclic amines and aromati

Details Azo dyes derived from 5-membered heterocyclic amines and aromati Azo dyes derived from 5-membered heterocyclic amines and aromati

1979-06-01

1981-08-04

Niebling, John F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260158, 260162, 260163, 260155, C09B 2922, C09B 3114, C09B 3128, C09B 6208

Patent

active

042821444

ABSTRACT:
Disclosed are mono azo dyes derived from diazotized 5-membered heterocyclic amines and certain aniline, 1,2,3,4-tetrahydroquinoline, and benzomorpholine couplers containing sulfoalkyl groups. These dyes impart fast violet to blue shades on polyamide fibers and have the general formula

REFERENCES:
patent: 3221006 (1965-11-01), Moore
patent: 3585182 (1971-06-01), Straley
patent: 3639384 (1972-02-01), Weaver
patent: 3762861 (1973-10-01), Weaver et al.
patent: 3870696 (1975-03-01), Feeman
patent: 4063881 (1977-12-01), Razavi

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