A hair dye composition containing a triazene dissociative direct dye represented by general formula (1): A-N═N—NH-B (1) wherein A and B are each a monocyclic or a bicyclic aromatic heterocyclic group that may have a substituent or a monocyclic or a bicyclic aryl group that may have a substituent and contain none of a carboxy group, a sulfo group and a quaternary ammonium group; and A and B each bind to a triazene-1,3-diyl group represented by —N═N—NH— via a carbon atom within A and B each. A and B may be the same or different.
一种含有三氮烷解离
直接染料的染发组合物,其通式表示为(1):A-N═N—NH-B(1),其中A和B分别是单环或双环芳香杂环基团,可具有取代基或单环或双环芳基基团,也可不含羧基、
磺酸基和季
铵基;A和B分别通过其内部的碳原子与代表为—N═N—NH—的三氮烷-1,3-二基基团结合。A和B可以相同也可以不同。