Process for preparing pesticidal intermediates
US6509503B1 · kind B1 · utility
2Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2002 |
| Grant date | Jan 21, 2003 |
| Priority date | — |
| Expiry date | May 3, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C241/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to processes for the preparation of compounds of formula (I) wherein R1 and R2 each independently represent a halogen atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.