Azo dyes with carboxyl polyalkyleneoxy chain moiety

Details Azo dyes with carboxyl polyalkyleneoxy chain moiety Azo dyes with carboxyl polyalkyleneoxy chain moiety

1980-07-02

1982-08-03

Niebling, John F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260154, 260155, 260162, 260163, 260165, C09B 2936

Patent

active

043426832

ABSTRACT:
Azo dyestuffs of the formula ##STR1## wherein X denotes hydrogen, nitro or COOR.sub.1,

REFERENCES:
patent: 3640674 (1972-02-01), Berrie et al.
patent: 3884899 (1975-05-01), Lindley et al.
patent: 3923776 (1979-12-01), Gnad
patent: 4091025 (1978-05-01), Schlesinger et al.
patent: 4133806 (1979-01-01), Gnad
patent: 4140684 (1979-02-01), Burkhard et al.
patent: 4146535 (1979-03-01), Dehnert et al.

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