Preparation method for glufosinate
US12145957B2 · kind B2 · utility
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30Claims
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Key dates
| Filing date | Apr 20, 2023 |
| Grant date | Nov 19, 2024 |
| Priority date | — |
| Expiry date | Apr 20, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A preparation method for glufosinate or a salt, an enantiomer or a mixture of enantiomers in all ratios thereof, the method being especially suitable for the preparation of glufosinate, and greatly shortening steps in an existing preparation process. Especially in the preparation of L-glufosinate, the product can effectively retain the ee value of the raw materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.