Yellow colorant for hair dyeing, composition for hair dyeing, and hair dyeing method
AssigneeHodogaya Chemical Co., Ltd.
InventorsMitsuhiro AKIBA, Kenichiro SUZUKI, Michihiro GONDA, Masatoshi ISOBE
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Abstract
The present invention relates to a colorant for hair dyeing containing a compound represented by the following general formula (I), a composition for hair dyeing containing the same, and a hair dyeing method: (in the formula, R1, R2 and R3 each independently represent a hydrogen atom, a linear or branched alkyl group having from 1 to 6 carbon atoms, or a linear or branched alkoxy group having from 1 to 6 carbon atoms, and An− represents an inorganic anion or an organic anion).
Claims7
A colorant for hair dyeing, comprising a compound represented by the following general formula (I):
- (in the formula, R1, R2 and R3 each independently represent a hydrogen atom, a linear or branched alkyl group having from 1 to 6 carbon atoms, or a linear or branched alkoxy group having from 1 to 6 carbon atoms, and An− represents an inorganic anion or an organic anion).
Dependencies are inferred from the claim text.