| abstract |
PROBLEM TO BE SOLVED: To provide a novel compound which has an exfoliating activity, is effective for treatment of signs of skin aging, etc., and has a weak skin irritation. A divalent inorganic ion of salicylic acid having an alkanoyl substituent at the 5-position containing a linear or branched, saturated or unsaturated aliphatic chain having 3 to 15, preferably 7 to 11 carbon atoms. A novel salicylic acid derivative which is a salt. This derivative shows exfoliating activity and has very little irritation to the skin. |