3,6-dichlorosalicylic acid compounds and related synthetic processes
US10807936B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Dec 12, 2019 |
| Grant date | Oct 20, 2020 |
| Priority date | — |
| Expiry date | Dec 12, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/92
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates, in general, to 5-halo-3,6-dichlorosalicylic acid compounds, 5-halo-3,6-dichlorosalicyaldehyde compounds, processes for preparing 5-halo-3,6-dichlorosalicylic acid compounds, processes for preparing 5-halo-3,6-dichlorosalicyaldehyde compounds, processes for preparing 3,6-dichlorosalicylic acid compounds, and processes that employ such compounds as intermediates in the preparation of the herbicide dicamba.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.