abstract |
PROBLEM TO BE SOLVED: To provide an inhibitor of hyperpigmentation, particularly hyperpigmentation caused by irradiation with sunlight, preferably visible light, and to provide non-therapeutic use for the treatment thereof in terms of cosmetics. Equation (I) [In the formula, R represents an alkyl residue having 3 to 10 carbon atoms or, optionally, an alkylphenyl residue having 8 to 16 carbon atoms substituted. ] To be used for the treatment, prevention and / or amelioration of hyperpigmentation, which comprises at least the resorcinol derivative indicated by], and the non-therapeutic and cosmetic use of the resorcinol derivative. [Selection diagram] None |