Processes for preparing pesticidal intermediates
US7094906B2 · kind B2 · utility
5Cited by
3References
54Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 10, 2003 |
| Grant date | Aug 22, 2006 |
| Priority date | — |
| Expiry date | Feb 2, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/66
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to processes for the preparation of a compound of the formulawherein W is nitrogen or —CR3; R1 is halogen, haloalkyl, haloalkoxy, R4S(O)n— or —SF5; R2 is hydrogen or halogen; R3 is halogen; R4 is alkyl or haloalkyl; and n is 0, 1 or 2; and processes for using a compound of the formula (I) in the synthesis of compounds of the formula
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.