Process for manufacturing substituted 5-methoxymethylpyridine-2,3-dicarboxylic acid derivatives
US10858320B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Jan 19, 2017 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Jan 19, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D401/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for manufacturing a compound of formula (I), Comprising reacting a compound of formula (II) in a methanol/H2O mixture. Compounds of formula (I) are useful intermediates in the synthesis of herbicidal imidazolinones, like imazamox.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.