| 发明名称 |
Esters, useful as antioxidants in cosmetics or pharmaceuticals, prepared by catalytic reaction of natural vitamins (e.g. A, E or C) with phenols |
| 摘要 |
Esters of natural vitamins, poly-phenols and monophenols are new. An Independent claim is also included for the preparation of the esters by a 3-stage process.
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| 申请公布号 |
DE10201223(A1) |
申请公布日期 |
2003.07.24 |
| 申请号 |
DE20021001223 |
申请日期 |
2002.01.15 |
| 申请人 |
OPPENLAENDER, KNUT |
发明人 |
OPPENLAENDER, KNUT |
| 分类号 |
A61K8/67;A61K31/00;A61Q19/00;C07B41/12;C07C39/07;C07C39/215;C07C403/12;C07D307/62;C07D311/72;C07D407/12;C09K15/00;C09K15/08;(IPC1-7):C07D311/20;A61K7/00 |
主分类号 |
A61K8/67 |
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