| abstract |
(57) [Problem] To provide an external preparation for skin excellent in skin whitening effect, in particular, whitening effect and / or anti-aging effect. SOLUTION: A compound represented by the following general formula (1): It is an external preparation for skin containing specific components. In the general formula (1), R 1 represents -CH 2 OH or COOR 6, R 6 Is hydrogen, a lower alkyl group having 1 to 3 carbon atoms or COO − And R 2 to R 5 each independently represent a hydrogen atom or a methyl group. C (CH 3) -, - C (CH 3) =, - C (= CH 2) -, - CH (CH 3) - or -C (OH) (CH 3) - represents a. Embedded image |