发明名称 |
ASCORBIC ACID DERIVATIVE OR SALT THEREOF, PRODUCTION METHOD THEREOF, AND COSMETIC |
摘要 |
Disclosed is an ascorbic acid derivative or a salt thereof wherein at least one of hydrogen atoms in hydroxy groups at the 2-position and the 3-position of ascorbic acid is substituted by R—O—CH2—CH(OH)—CH2—, R—O—CH2—CH(CH2OH)—, R—CH(CH2OH)—, R—CH(OH)—CH2— (wherein R represents an alkyl group, an alkenyl group or a phenyl group), or a hydroxycyclohexyl group. Also disclosed is a method for producing an ascorbic acid derivative or a salt thereof, which is characterized by reacting ascorbic acid with an epoxy compound such as an alkyl glycidyl ether, an epoxy alkane or an alicyclic epoxy.
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申请公布号 |
US2011059034(A1) |
申请公布日期 |
2011.03.10 |
申请号 |
US20080673952 |
申请日期 |
2008.08.21 |
申请人 |
YOSHIOKA MASATO;TAIRA NORIHISA;KAMIYAMA AKANE;UEHARA KEIICHI;HASHIMOTO NAOYA |
发明人 |
YOSHIOKA MASATO;TAIRA NORIHISA;KAMIYAMA AKANE;UEHARA KEIICHI;HASHIMOTO NAOYA |
分类号 |
A61K8/49;A61Q19/00;A61Q19/02;C07D307/62 |
主分类号 |
A61K8/49 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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