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  2. Diquat - Wikipedia

    • 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. … See more

    Synthesis

    Pyridine is oxidatively coupled to form 2,2′-bipyridine over a heated Raney nickel catalyst. The ethylene bridge is … See more

    History

    Diquat's herbicidal properties were recognized in 1955 in the Imperial Chemical Industries (ICI) laboratories at Jealott's Hill, following its first synthesis at ICI's Dyestuffs Division in Blackley, England. It was active on test plan… See more

    Image result for diquat. Size: 155 x 200. Source: www.desertcart.in
    Image result for diquat. Size: 157 x 200. Source: www.seedworldusa.com
    CAS NumberDibromide: 85-00-7 · Dichloride: 4032-26-2 · Dication: 2764-72-9
    3D model (JSmol)Dibromide: Interactive image
    ChEMBLDibromide: ChEMBL1599022
    ChemSpiderDibromide: 6536
    Image result for diquat. Size: 157 x 200. Source: www.advancelandscape.co.nz
    Image result for diquat. Size: 155 x 200. Source: www.ebay.com
    Mode of action

    When acting as a herbicide, diquat inhibits photosynthesis. In light-exposed plants, it accepts an electron from photosystem I (more specifically ferredoxin), to form its green radical cation:
    [diquat] + e … See more

    Formulation

    Diquat is made available to end users only in formulated products. Since it has extremely high solubility in water, modern formulations contain up to 40% of the active dibromide salt. See more

    Usage

    All pesticides are required to seek registration from appropriate authorities in the country in which they will be used. In the United States, the Environmental Protection Agency (EPA) is responsible for regulating … See more

    Human safety

    Diquat dibromide is moderately toxic. It may be harmful to humans if swallowed, inhaled, or absorbed through the skin in large quantities. Swallowed doses of 10ml and above are often lethal. Its chronic neurotoxic … See more

    Effects on the environment

    Diquat bonds strongly to mineral and organic particles in soil and water, where it remains without significant degradation for years. However, bound to clays, diquat is biologically inactive at the concentrations typically ob… See more

     
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  2. Diquat Herbicide: An Easy Guide on What It Is, How …

    WEBJul 1, 2023 · Diquat Herbicide is a non-selective herbicide that kills floating, marginal, and submerged weeds in water bodies. Learn how to use, mix, and apply it safely and effectively for pond management.

     
  3. Diquat Herbicide (Reward, Tribune), Alligare - Forestry …

  4. Weeding out the Pros and Cons: Comparing Diquat …

    WEBLearn the differences between diquat dibromide and glyphosate, two commonly used herbicides with distinct properties and applications. Compare their modes of action, persistence, and environmental impact, …

  5. Diquat | C12H12N2+2 | CID 6795 - PubChem

    WEBDiquat is the organic cation formed formally by addition of an ethylene bridge between the nitrogen atoms of 2,2'-bipyridine. Most often available as the dibromide. It has a role as a herbicide and a defoliant. It derives …

  6. Diquat Dibromide vs Glyphosate: Which is Best for …

    WEBDiquat Dibromide vs Glyphosate: An Overview. Both herbicides are non-selective, meaning they will kill whatever plant material that they are applied to.

  7. Chemical fact sheets: Diquat - World Health Organization (WHO)

  8. Diquat - an overview | ScienceDirect Topics

  9. Human and experimental toxicology of diquat …

    WEBMar 23, 2018 · Diquat (1,1′-ethylene-2,2′-bipyridinium ion; DQ) is a nonselective quick-acting herbicide, which is used as contact and preharvest desiccant to control terrestrial and aquatic vegetation. …

  10. Paraquat and Diquat: Recent Updates on Their Pretreatment and …

  11. Diquat - Chemical Details | Chemical Search | Pesticides - US EPA

  12. Diquat Herbicide Organophosphate Poisoning and Multi-Organ …

  13. Tips on How to use Diquat Herbicide on Lakes and Ponds

  14. CDC - NIOSH Pocket Guide to Chemical Hazards - Diquat …

  15. Diquat Poisoning: Care Management and Medico-Legal Implications

  16. Diquat Considerations - Plant Management in Florida Waters - An ...

  17. Diquat Water Weed and Landscape Herbicide - Do My Own

  18. Clinical and pathological characteristics of diquat poisoning …

  19. Dietary ferulic acid supplementation enhances antioxidant …