发明授权
US3984199A Water-insoluble monoazo dyestuffs 失效
水不溶性单偶氮染料

Water-insoluble monoazo dyestuffs
摘要:
Dyestuffs of the formula: ##SPC1##Wherein X and Y are hydrogen, halogen, cyano, nitro, alkyl, alkylsulfonyl or alkoxy and Z is hydrogen or an optionally substituted alkyl, alkenyl, cycloalkyl, aralkyl or aryl radical and the utility thereof in the dyeing and printing of synthetic hydrophobic materials.
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