Process for the chlorination of aromatic derivatives
US4621160A · kind A · utility
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1References
11Claims
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Key dates
| Filing date | Jun 22, 1984 |
| Grant date | Nov 4, 1986 |
| Priority date | — |
| Expiry date | Jun 22, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C201/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the chlorination of aromatic derivatives. The aromatic derivative is reacted with chlorine gas in liquid hydrofluoric acid. The products obtained are useful as intermediates for the synthesis of compounds having a plant-protecting or pharmaceutical activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.