| 摘要 |
Azo compounds with fiber-reactive dye properties, having defined general formula (1) below, are described which dye fiber materials containing hydroxy and/or carboxamide groups, such as synthetic polyamide fibers or wool, and especially cellulose fiber materials such as cotton, in strong, fast, predominantly red shades. <IMAGE> in which: X is vinyl or beta -sulfatoethyl; T is a direct bond or the methylene or divalent methyl amino group; D is phenylene which is unsubstituted or substituted by lower alkyl, lower alkoxy, chlorine, bromine, sulfo and/or carboxy, or is an unsubstituted or sulfo-substituted naphthylene or a group of the formula <IMAGE> R is phenyl which is unsubstituted or substituted by hydroxy lower alkyl, lower alkoxy, carboxy and/or sulfo, or is a lower alkyl substituted by unsubstituted or sulfo-substituted phenyl or by unsubstituted or sulfo-substituted naphthyl; and M is a hydrogen atom or an alkali metal.
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