Disperse monoazo dyestuffs

Details Disperse monoazo dyestuffs Disperse monoazo dyestuffs

1977-04-04

1982-02-02

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8137, 8693, 2602071, C07C10706, C09B 29085, C09B 2926

Patent

active

043138748

ABSTRACT:
Disperse monoazo dyestuffs of the formula: ##STR1## wherein X is lower alkyl, n is 1, 2 or 3, Z is hydrogen, lower alkyl or lower alkoxy, Y is hydrogen, lower alkyl, lower alkoxy, chlorine, bromine, --NHCOX.sup.1 or --NHSO.sub.2 X.sup.2, X.sup.1 is lower alkyl, lower alkoxy, amino or N-lower alkylamino, X.sup.2 is lower alkyl, A.sup.1 and A.sup.2 are each independently lower alkylene, and R.sup.2 and R.sup.3 are each independently lower alkyl or hydroxyalkyl containing from 2 to 4 carbon atoms, together with a process of manufacture and the use of such dyestuffs for the coloration of synthetic polymeric materials particularly polyesters.

REFERENCES:
patent: 3268507 (1966-08-01), Kruckenberg
patent: 3335126 (1967-08-01), Baron et al.
patent: 3637651 (1972-01-01), Baron et al.

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