发明授权
US5266696A 1-aminoanthraquinone dye compound having fiber reactive group through sulfur or oxygen atom at 4-position and imparting red color 失效
具有纤维反应性基团的1-氨基蒽醌染料化合物,通过硫或氧原子在4位上赋予红色

1-aminoanthraquinone dye compound having fiber reactive group through
sulfur or oxygen atom at 4-position and imparting red color
摘要:
Anthraquinone compounds of the formula, ##STR1## wherein R is hydrogen, alkyl or the like, R.sub.1 and R.sub.2 are each hydrogen, halogen or sulfo, l is 1 or 2, X is sulfo or the like or --V--A--(W).sub.m --Z, and Y is --V.sub.1 --A.sub.1 --U, wherein V and V.sub.1 are each --O-- or --S--, A and A.sub.1 are each a divalent group such as ##STR2## W is --NH-- or the like, Z is hydrogen or a fiber reactive group, and U is hydrogen, a fiber reactive group or a fiber reactive group-containing group, provided that at least one of Z and U is or has a fiber reactive group, which is useful for dyeing or printing fiber materials such as cotton to give a dyed or printed product having excellent fastness properties, particularly those such as light fastness and perspiration-light fastness.
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