1-(pyridazin-3-yl)-imidazolidin-2-one derivatives as herbicides
US9723840B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Nov 6, 2014 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Nov 6, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D403/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to pyrrolone compounds of the formula (I) wherein R1, R2, R3, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.