Monoazo compounds

Details Monoazo compounds Monoazo compounds

1981-10-05

1984-05-08

Shaver, Paul F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C09B 2908, C09B 2926

Patent

active

044473583

ABSTRACT:
The invention provides novel monoazo compounds of the formula I ##STR1## wherein X is hydrogen or halogen, R is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.1 is C.sub.1 -C.sub.8 alkyl, cycloalkyl or ##STR2## wherein the phenyl radical can be monosulfonated, and R.sub.2 is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by a sulfo group, or is cycloalkyl, with the proviso that either R.sub.1 or R.sub.2 contains a sulfo group.
The invention also provides a process for the production of the compounds of the formula I, as well as an intermediate of the formula IIb ##STR3## The novel monoazo compounds can be used as dyes for dyeing and printing textile material, especially wool and polyamide.

REFERENCES:
patent: 4053465 (1977-10-01), Kruckenberg
patent: 4189427 (1980-02-01), Komorowski
patent: 4237048 (1980-12-01), Gottschlich et al.

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