Reactive dyestuffs, their manufacture and use

Details Reactive dyestuffs, their manufacture and use Reactive dyestuffs, their manufacture and use

1978-10-19

1981-04-14

Sneed, Helen M. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260146T, 2602422, 544189, 544204, 544208, 542460, 542425, C09B 2922

Patent

active

042618894

ABSTRACT:
Dyestuffs of the formula ##STR1## wherein R.sub.1 is hydrogen or a low-molecular alkyl group, R.sub.2 is hydrogen, a low-molecular alkyl group, an aryl radical or the radical of an organic dyestuff containing sulpho groups, and R.sub.1 and R.sub.2 together with the nitrogen atom can form a ring, X.sub.1 and X.sub.2 are hydrogen, a sulpho group or the --N.dbd.N--K radical, wherein K is the radical of a coupling component and, if one X is the --N.dbd.N--K radical, the other X is a sulpho group, and the benzene ring A can contain further substituents.

REFERENCES:
patent: 3966705 (1976-06-01), Oesterlin et al.
patent: 4066389 (1978-01-01), Riat et al.
patent: 4115378 (1978-09-01), Bien et al.

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