Water-soluble anthraquinone compounds, preparation thereof and use thereof as dyes

US5610298A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Uwe Reiher · Hofheim, DE
• Werner Russ · Flörsheim, DE

Key dates

• Filing date: May 15, 1995
• Grant date: Mar 11, 1997
• Expiry date: May 15, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09B62/4409
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Anthraquinone compounds having the formula (1) ##STR1## are useful as fiber-reactive dyes for dyeing hydroxy and/or carboxamido-containing material, especially fiber material such as cellulose, wool and synthetic polyamide. In one embodiment, X is cyanoamino and Y is .beta.-sulfatoethylsulfonylphenylamino.