发明授权
US3567706A Reactive azo dyes containing a benzotriazine-1-oxide 失效
含有苯并呋喃-1-氧化物的反应性AZO染料

Reactive azo dyes containing a benzotriazine-1-oxide
摘要:
INTERMEDIATES, 3-HALO- HYDROXY-1,2,4-BENZOTRIAZINE-1OXIDE-6- OR -7-CARBOXYLIC ACID OR ACID HALIDE, ARE USEFUL IN THE PREPARATION OF WATER-SOLUBLE REACTIVE DYES HAVING IN THEIR MOLECULAR STRUCTURE, AS A FIBER-REACTIVE GROUP, AT LEAST ONE 3-HALO-1,2,4-BENZOLTRIAZINE-1-OXIDE-6- OR -7-CARBONAMIDO GROUP.
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