2,3-difluoro-5-(trifluoromethyl)pyridine
US4625035A · kind A · utility
3Cited by
2References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 21, 1985 |
| Grant date | Nov 25, 1986 |
| Priority date | — |
| Expiry date | Oct 21, 2005 |
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.