Process and intermediates for the preparation of certain nematicidal sulfonamides
US11339138B2 · kind B2 · utility
1Cited by
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5Claims
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Key dates
| Filing date | Oct 2, 2019 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Oct 2, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a method for preparing a compound of Formula C, Formula D, or Formula F:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.