发明授权
- 专利标题: Process for refining tetrahydrofuran
- 专利标题(中): 四氢呋喃精制方法
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申请号: US394119申请日: 1982-07-01
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公开(公告)号: US4461676A公开(公告)日: 1984-07-24
- 发明人: Thomas W. Del Pesco , Richard H. Goldbaum
- 申请人: Thomas W. Del Pesco , Richard H. Goldbaum
- 申请人地址: DE Wilmington
- 专利权人: E. I. Du Pont De Nemours and Company
- 当前专利权人: E. I. Du Pont De Nemours and Company
- 当前专利权人地址: DE Wilmington
- 主分类号: C07D307/08
- IPC分类号: C07D307/08 ; B01D3/34
摘要:
The level of aldehyde and ketone impurities in tetrahydrofuran can be significantly reduced by bringing the tetrahydrofuran into contact with sodium borohydride and then separating the modified impurities and the tetrahydrofuran.
公开/授权文献
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