2-cyano-4,6-dimitro-phenyl monoazo dyestuffs

Details 2-cyano-4,6-dimitro-phenyl monoazo dyestuffs 2-cyano-4,6-dimitro-phenyl monoazo dyestuffs

1990-10-29

1992-11-03

Ramsuer, Robert W.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534581, 534595, 534597, 534573, C09B 29085, C09B 6722, D06P 118

Patent

active

051604957

ABSTRACT:
Monoazo dyestuffs useful for dyeing and printing hydrophobic fibers have the formula ##STR1## in which R.sup.1 denotes alkyl having 1 to 3 carbon atoms, R.sup.2 and R.sup.3 independently of one another denote alkyl having 2 to 5 carbon atoms and R.sup.4 denotes methyl or ethyl.

REFERENCES:
patent: 3122410 (1964-02-01), Mueller et al.
patent: 3407189 (1968-10-01), Merian
patent: 3413075 (1968-11-01), Rotcop et al.
patent: 3522234 (1970-07-01), Groebke
patent: 3962209 (1976-06-01), Gotteschlich et al.
patent: 4126610 (1978-11-01), Belfort
patent: 4348319 (1982-09-01), Hamprecht
patent: 4802889 (1989-02-01), Buhler et al.

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