| abstract |
The present invention provides a whitening agent capable of suppressing darkening of melanin relatively sufficiently. A whitening agent comprising a compound represented by the general formula (1) or a salt thereof. (In the formula, X represents a hydrogen atom or an optionally substituted alkyl group, R 1 represents a hydrogen atom, a formyl group, a carboxy group, or an alkyl group, and R 2 represents a hydrogen atom or a substituted group. And R 3 represents an alkyl group which may be substituted.) [Selection figure] None |