Benzopyrone compounds, preparation method and use thereof
US7642364B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2004 |
| Grant date | Jan 5, 2010 |
| Priority date | — |
| Expiry date | Mar 4, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to pesticide and bactericide, specifically to the benzopyrone compounds and its preparation method and use thereof. The benzopyrone compounds of the invention having general formula (I):The present invention, having good pesticide activity and broad bactericide activity, applied for controlling various pests in plants such as army worm, diamond backmoth and aphid, carmine spider mite, two-spotted spider mite, ladybeetle, mites and mosquito larvae. Various disease in plants can be controlled by the invention and that of grape downy mildew, rice sheath and culm blight, rice blast, tomato early blight, tomato late blight, wheat leaf rust, wheat leaf blotch, wheat powdery mildew, cucumber powdery mildew, cucumber downy mildew, cucumber grey mold and so on.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.