Monoazo and disazo colorants

Details Monoazo and disazo colorants Monoazo and disazo colorants

1982-03-24

1983-11-01

Shaver, Paul F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260160, 260174, 260176, 260178, 260184, 260187, 260191, C09B 4600

Patent

active

044129505

ABSTRACT:
This invention relates to novel (N-substituted sulfonamido) monoazo and disazo compounds, to acid-addition salts of said azo compounds which are useful as direct dyes particularly in the dyeing of cellulose, to novel (N-substituted sulfonamido) substituted nitrobenzene, aniline and acetanilide intermediates to said azo compounds and to methods of preparation of said azo compounds and said intermediates to said azo compounds.

REFERENCES:
patent: 2863875 (1958-12-01), Bienert et al.
patent: 3096322 (1963-07-01), Straley et al.

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