Water-insoluble monoazo dyestuffs

Details Water-insoluble monoazo dyestuffs Water-insoluble monoazo dyestuffs

1973-12-10

1976-10-05

Henderson, Jr., Christopher A.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 41R, 8 41A, 8 41D, 260164, D06P 352, D06P 104, C09B 2936

Patent

active

039841995

ABSTRACT:
Dyestuffs of the formula: ##SPC1##
Wherein X and Y are hydrogen, halogen, cyano, nitro, alkyl, alkylsulfonyl or alkoxy and Z is hydrogen or an optionally substituted alkyl, alkenyl, cycloalkyl, aralkyl or aryl radical and the utility thereof in the dyeing and printing of synthetic hydrophobic materials.

REFERENCES:
patent: 2499800 (1950-03-01), Trepagnier
patent: 3123433 (1964-03-01), DU Pelony
patent: 3787178 (1974-01-01), Renfrew
Gilman, H. et al, "Some Azo Derivatives of 9-Ethyl-carbazole", J. Org. Chem., vol. 22, pp. 562-564 (1957).
Allan, Z. J., et al, Chem. Abst., 54, 24,570h (1960).

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