| 简介 |
Dyes of the general formula (1) : where M is hydrogen, alkali, ammonium or the equivalent of an alkaline earth metal ion, X is halogen, alkoxy or an N-containing heterocycle, Q is a grouping of the formula (e) where Y is vinyl or an alkali-eliminable grouping and W is alkyl which may be interrupted by an O or an NR groupand the radicals Rand Rrepresent alkyl, alkoxy, alkylcarbonylamino, arylcarbonylamino, and also the radicals Rand Rare alkyl or hydrogen, their preparation and their use for dyeing and printing hydroxyl- and/or carboxamido-containing material, preferably fiber material. |
客服热线：
手机版
二维码
