Process for preparing ring-fluorinated aromatics
US7371861B2 · kind B2 · utility
0Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2005 |
| Grant date | May 13, 2008 |
| Priority date | — |
| Expiry date | Jul 26, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/61
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to an improved process for preparing ring-fluorinated aromatics of the general formula (I)by a halogen exchange reaction (halex reaction) of a plurality of halogen substituents in one stage in the presence of a catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.