| abstract |
PROBLEM TO BE SOLVED: To provide a compound used for an oxidation dye, which has excellent resistance to various treatments that keratin fibers may undergo and can obtain strong coloring in a wide range of colors. I do. SOLUTION: This contains at least one cationic group Z, wherein Z is a quaternized aliphatic chain, an aliphatic chain having at least one quaternized saturated ring, and at least one quaternized unsaturated. A monobenzene compound which is an aliphatic chain having a ring is produced. |