Diaryl ethers and processes for their preparation and herbicidal and desiccant compositions containing them
US6479435B1 · kind B1 · utility
3Cited by
10References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 9, 2001 |
| Grant date | Nov 12, 2002 |
| Priority date | — |
| Expiry date | Feb 9, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D513/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Diaryl ether compounds useful in the control of weeds are described. An exemplary compound is represented by the general formula (I): In this formula Q is represented by Q1 X and Y represent a hydrogen atom, halogen atom, cyano group, nitro group or (C1-6)haloalkyl group; R1 is halogen; R2 and R3 represent a hydrogen atom, a (C1-6)alkyl group or a (C1-6)haloalkyl group . Methods of making the compounds are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.