Process for the preparation of halogenated benzoic acid derivatives
US8642802B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Sep 7, 2012 |
| Grant date | Feb 4, 2014 |
| Priority date | — |
| Expiry date | Sep 7, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/29
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention comprises a process for the preparation of 3-chloro-2-fluoro-5-trifluoromethyl benzoic acid of the formulaor of a salt thereof 3-Chloro-2-fluoro-5-trifluoromethyl benzoic acid or salts thereof are versatile intermediates for the preparation of active pharmaceutical or agrochemical agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.