diquat dibromide
Diquat is the ISO common name for an organic dication that, as a salt with counterions such as bromide or chloride is used as a contact herbicide that produces desiccation and defoliation. Diquat is no longer approved for use in the European Union, although its registration in many other countries including the USA is still valid.
Article
12 sectionsContents
- Synthesis
- History
- Mode of action
- Formulation
- Usage
- Human safety
- Effects on the environment
- Brands
- See also
- References
- Further reading
- External links
Diquat is the ISO common name for an organic dication that, as a salt with counterions such as bromide or chloride is used as a contact herbicide that produces desiccation and defoliation. Diquat is no longer approved for use in the European Union, although its registration in many other countries including the USA is still valid.
==Synthesis== Pyridine is oxidatively coupled to form 2,2′-bipyridine over a heated Raney nickel catalyst. The ethylene bridge is formed by the reaction with 1,2-dibromoethane frameless|upright=2|center|class=skin-invert-image
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Chembox having GHS dataChemical articles with multiple CAS registry numbersChemical articles with multiple compound IDsChemical articles with multiple PubChem CIDsChemicals using indexlabelsDesiccantsECHA InfoCard ID from WikidataGroup 22 herbicidesHepatotoxinsHerbicidesHeterocyclic compounds with 3 ringsNephrotoxins