Process for the oxidation of certain substituted sulfilimines to insecticidal sulfoximines
US7511149B2 · kind B2 · utility
27Cited by
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12Claims
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Key dates
| Filing date | Feb 9, 2007 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Apr 6, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D409/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Insecticidal sulfoximines are produced efficiently and in high yield by the oxidation of the corresponding sulfilimine with ruthenium tetraoxide or an alkali metal permanganate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.