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AGENT FOR PREVENTING OR AMELIORATING PIGMENTATION AND COMPOSITIONS COMPRISING THE SAME
专利权人:
POLA CHEMICAL INDUSTRIES INC.
发明人:
申请号:
IL220413
公开号:
IL220413A
申请日:
2012.06.14
申请国别(地区):
IL
年份:
2012
代理人:
摘要:
An object is to provide an external preparation for skin preferably usable to prevent or ameliorate pigmentation. The object is achieved by providing a preventing or ameliorating agent for pigmentation, consisting of a compound represented by the following general formula (1), an isomer thereof, and/or a pharmacologically acceptable salt thereof, and an external preparation for skin containing the same as a component: [wherein R 1 represents an unsubstituted aromatic group or an aromatic group having any substituent R 2 represents a hydrogen atom, a linear chain or branched chain alkyl group having a number of carbon atom or atoms of 1 to 4, or an acyl group having a linear or branched alkyl chain having a number of carbon atom or atoms of 1 to 4 and R 3 represents a hydrogen atom or a linear chain or branched chain alkyl group having a number of carbon atom or atoms of 1 to 4.]
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