发明授权
- 专利标题: Process for the preparation of 4-methylenetetrahydropyran
- 专利标题(中): 制备4-亚甲基四氢吡喃的方法
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申请号: US547193申请日: 1990-07-03
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公开(公告)号: US5001242A公开(公告)日: 1991-03-19
- 发明人: Thomas Kuekenhoehner , Wolfgang Spiegler , Norbert Goetz , Wolfgang Rohr
- 申请人: Thomas Kuekenhoehner , Wolfgang Spiegler , Norbert Goetz , Wolfgang Rohr
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX3926170 19890808
- 主分类号: B01J27/232
- IPC分类号: B01J27/232 ; C07B61/00 ; C07D309/18
摘要:
The preparation of 4-methylenetetrahydropyran (I) by reacting 3-methylenepentane-1,5-diol with a sulfohalide in the presence of an aqueous mineral base. Compound I serves as an intermediate in organic syntheses.
公开/授权文献
- US5694801A Bending press system 公开/授权日:1997-12-09
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