美白剤

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专利权人:

日本曹達株式会社

发明人:

岩佐 孝男,鈴木 梨江

申请号：

JP2008112227

公开号：

JP5280730B2

申请日:

2008.04.23

申请国别(地区):

JP

年份:

2013

代理人:

摘要：

PROBLEM TO BE SOLVED: To provide a new skin whitening preparation containing a compound having an effect of inhibiting melanin deposition as an active ingredient.

SOLUTION: The skin whitening preparation contains as an active ingredient at least one compound represented by formula (1) [wherein R1is a hydrogen atom, a cyano group, or the like R2is a hydrogen atom, a hydroxy group, or the like R4is an unsubstituted or substituted phenyl group, or the like R3is an unsubstituted or substituted phenyl group, an unsubstituted or substituted hetrocyclic group, or the like Y is a nitrogen atom or a carbon atom R5is a hydrogen atom or the like and X is O, S, or a group represented by N-R6(wherein R6is a hydrogen atom or the like)].

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来源网站：

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http://www.ckcest.cn/home/