发明授权
US4810426A Process for making glyphosate from n-phosphonomethyl-2-oxazolidone
失效
从N-膦酰基甲基-2-恶唑烷酮制备草甘膦的方法
- 专利标题: Process for making glyphosate from n-phosphonomethyl-2-oxazolidone
- 专利标题(中): 从N-膦酰基甲基-2-恶唑烷酮制备草甘膦的方法
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申请号: US823178申请日: 1986-01-28
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公开(公告)号: US4810426A公开(公告)日: 1989-03-07
- 发明人: Donald L. Fields, Jr. , Len F. Lee , Thomas J. Richard
- 申请人: Donald L. Fields, Jr. , Len F. Lee , Thomas J. Richard
- 申请人地址: MO St. Louis
- 专利权人: Monsanto Company
- 当前专利权人: Monsanto Company
- 当前专利权人地址: MO St. Louis
- 主分类号: B01J23/06
- IPC分类号: B01J23/06 ; B01J23/58 ; B01J23/78 ; B01J27/02 ; C07B61/00 ; C07F9/38 ; C07F9/6584
摘要:
Hydrolysis of N-phosphonomethyl-2-oxazolidone and separation of the carbon dioxide co-product prior to oxidation of the hydrolyzate to glyphosate results in a process of significantly increased efficiency over the previously described processes.
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