亚虎老虎机国际平台_亚虎新版官方网app下载_亚虎APP
  • NOMENCLATURE
  • CONTROL OBJECT
  • PHYSICAL CHEMISTRY
  • APPLICATIONS
  • PRODUCT INFORMATION
  • NOMENCLATURE
    Common name 亚虎老虎机国际平台_亚虎新版官方网app下载_亚虎APP
    IUPAC name 1-(3,5-dichloro-2,4-difluorophenyl)-3-(2,6-difluorobenzoyl)urea
    Chemical Abstracts name N-[[(3,5-dichloro-2,4-difluorophenyl)amino]carbonyl]-2,6-difluorobenzamide
    CAS RN 83121-18-0
    EEC no.
    CONTROL OBJECT
    Crop
    Control object
    PHYSICAL CHEMISTRY

    Mol. wt. 381.1 

    M.f. C14H6Cl2F4N2O2 

    Form White to yellowish crystals. 

    M.p. 218.8 °C (initial melting point) 

    V.p. 1.3×10-5 mPa (25 ºC) 

    KOW logP = 4.3 (20 ºC) 

    Solubility In water 0.019 mg/l (23 ºC). In acetone 10, ethanol 1.4, dimethyl sulfoxide 66, dichloromethane 1.8, cyclohexanone 20, hexane 0.05, toluene 0.85 (all in g/l, 20 ºC). 

    Stability Stable for more than 2 years at room temperature. On hydrolysis, DT50 (25 ºC) 30 d (pH 5), 10 h (pH 9).

    APPLICATIONGS
    Chitin synthesis inhibitor, affecting moulting. Biochemistry
    Systemic insect growth regulator. Mode of action
    Control of Lepidoptera, Coleoptera, Diptera, Aleyrodidae, Hymenoptera, Psyllidae, and Hemiptera larvae on vines, pome fruit, stone fruit, citrus fruit, cabbages, potatoes, vegetables, soya beans, trees, sorghum, tobacco, and cotton. Also controls fly and mosquito larvae, and immature stages of major locust species. Also under development to protect salmonids against sea lice. Uses
    PRODUCT INFORMATION
    Standard of technical material
    Testing itemsStandard(w/w)
    Content
    Loss of drying
    Water
    Formulation type
    content
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    Typical application rates