发明公开
EP2331549A1 PROCEDE DE PREPARATION DU 1,6:2,3-DIANHYDRO-BETA-D-MANNOPYRANOSE
有权
用于生产1,6:2,3二脱水-β-D-吡喃甘露糖
- 专利标题: PROCEDE DE PREPARATION DU 1,6:2,3-DIANHYDRO-BETA-D-MANNOPYRANOSE
- 专利标题(英): Method for preparing 1,6:2,3-dianhydro-beta-d-mannopyranose
- 专利标题(中): 用于生产1,6:2,3二脱水-β-D-吡喃甘露糖
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申请号: EP09748389.5申请日: 2009-09-15
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公开(公告)号: EP2331549A1公开(公告)日: 2011-06-15
- 发明人: GROSSI, Pierre, Jean , HOFF, Christian , ROVERA, Jean-Claude , SOLE, Raphaël
- 申请人: Sanofi-Aventis
- 申请人地址: 174 Avenue de France 75013 Paris FR
- 专利权人: Sanofi-Aventis
- 当前专利权人: Sanofi-Aventis
- 当前专利权人地址: 174 Avenue de France 75013 Paris FR
- 代理机构: Tanguy, Yannick
- 优先权: FR0805062 20080916
- 国际公布: WO2010031953 20100325
- 主分类号: C07D493/18
- IPC分类号: C07D493/18 ; C07H19/01
摘要:
The invention relates to a method for preparing 1,6:2,3-dianhydro-â-D-mannopyranose and is characterized in that it includes a step of cyclizing the compound C, where R is an alkyl group and R' is an activating agent, in an alcohol/alcoholate mixture under anhydrous conditions.
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