发明授权
US4707546A Reactive monoazo dyestuffs 失效
活性单偶氮染料

Reactive monoazo dyestuffs
摘要:
A reactive monoazo dyestuff of the general formula [I]: ##STR1## wherein R.sup.1 and R.sup.2 each represents substituted or unsubstituted alkyl, cyclohexyl, aralkyl or substituted or unsubstituted aryl, Z represents hydrogen, chlorine, methyl or acylamino, (A) represents substituted or unsubstituted alkylene, (B) represents oxygen or --NH--, X represents fluorine or chlorine, and Y represents --NR.sup.4 R.sup.5 or --OR.sup.6 wherein R.sup.4, R.sup.5 and R.sup.6 each represents hydrogen, substituted or unsubstituted alkyl, alkenyl, cyclohexyl, aryl or aralkyl, or --NR.sup.4 R.sup.5 represents a 5- or 6-membered nitrogen-containing heterocyclic ring formed by combining R.sup.4 and R.sup.5.
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