发明授权
- 专利标题: A PROCESS FOR THE PREPARATION OF OPTICALLY ACTIVE CYCLOHEXENONES
- 专利标题(中): 工艺制备光学活性环己烯酮
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申请号: EP05702515.7申请日: 2005-02-15
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公开(公告)号: EP1718591B1公开(公告)日: 2008-10-15
- 发明人: KNOPFF, Oliver
- 申请人: FIRMENICH SA
- 申请人地址: 1, route des Jeunes Case Postale 239 1211 Genève 8 CH
- 专利权人: FIRMENICH SA
- 当前专利权人: FIRMENICH SA
- 当前专利权人地址: 1, route des Jeunes Case Postale 239 1211 Genève 8 CH
- 代理机构: Salvaterra-Garcia, Maria de Lurdes
- 优先权: EP04100615 20040216
- 国际公布: WO2005077875 20050825
- 主分类号: C07C45/66
- IPC分类号: C07C45/66 ; C07C49/623
摘要:
The present invention relates to a process for the preparation of an optically active 5-substituted cyclohexenone (II) by treating an achiral macrocyclic 3-substituted-1,5-diketone (I) in the presence of an optically active sodium, potassium or cesium alkoxide.
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