| abstract |
(57) [Summary]nA hair dye composition containing a direct dye (1).nEmbedded imagen [R 1 ~ R Four Is (substituted) C 1 ~ C 6 Alkyl group, (substituted) Represents a alkenyl group or a (substituted) aryl group; Three And R Four Together form a 5- to 12-membered ring with adjacent C You. R Five Is H, (substituted) C 1 ~ C 6 Alkyl group, (substituted) Represents an alkenyl group, a (substituted) aryl group or an acyl group Then X 1 And X Two Represents H or a halogen atom; 1 as well as Y Two Is H, (substituted) C 1 ~ C 6 Alkyl group, (substituted) al Kenyl group, (substituted) C 1 ~ C 6 Alkoxy group or halogen An atom, Z 1 And Z Two Is H, (substituted) C 1 ~ C 6 Archi Group, (substituted) alkenyl group, (substituted) C 1 ~ C 6 Arco Represents a xy group, a nitro group or a halogen atom; - Is ani Indicates ON. ]n[Effect] Extremely high hair dyeing power, discoloration over time Less change in color tone even when stored No. |