Water-soluble disazo compounds containing an ortho-carboxy pheny

Details Water-soluble disazo compounds containing an ortho-carboxy pheny Water-soluble disazo compounds containing an ortho-carboxy pheny

1995-05-31

1996-07-30

Powers, Fiona T.

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

Organic compounds

Azo

534598, C09B 6209, D06P 1382

Patent

active

055413021

ABSTRACT:
Water-soluble disazo compounds, preparation thereof and use thereof as dyes There are described disazo compounds of the formula (1) ##STR1## where D is phenyl or naphthyl, R.sup.1 is hydrogen, lower alkyl, lower alkoxy, carboxyl, halogen, lower alkanoylamino or benzoylamino, R.sup.2 is hydrogen or lower alkyl, M is hydrogen or a salt-forming metal, m is 1, 2 or 3, n is 1 or 2, and R is hydrogen or lower alkyl. The compounds (1) have fiber-reactive properties and are used as dyes for dyeing and printing amino- and/or hydroxy-containing material, in particular fiber material, such as wool, silk and synthetic polyamide and also cellulose fiber materials, such as cotton; the dyeings and prints obtained are strong, fast and reddish brown.

REFERENCES:
patent: 4329282 (1982-05-01), Henk
patent: 4798887 (1989-01-01), Krueger et al.
patent: 4906739 (1990-03-01), Seiler et al.
patent: 5075428 (1991-12-01), J ager
Patent Abstracts of Japan, vol. 11, No. 30, Jan. 29, 1987.

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