2,3-Difluoro-5-(trifluoromethyl)pyridine and methods of making and using the same
US4480102A · kind A · utility
4Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 23, 1982 |
| Grant date | Oct 30, 1984 |
| Priority date | — |
| Expiry date | Jul 23, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/61
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel 2,3-difluoro-5-(trifluoromethyl)pyridine is prepared by fluorinating 3-chloro-2-fluoro-5-(trifluoromethyl)pyridine under favorable conditions. The compound is useful as a chemical intermediate in the preparation of herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.