| 摘要 |
PROBLEM TO BE SOLVED: To provide a new skin-whitening agent having excellent pigmentation inhibitory effect. ! SOLUTION: A skin-whitening agent contains a compound represented by formula (I) or a pharmacologically acceptable salt thereof as an active ingredient, wherein R represents a halogen atom, a C2-6 alkyl group, or the like. ! COPYRIGHT: (C)2014,JPO&INPIT |
