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Common NameTebupirimfos
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中文通用名丁基嘧啶磷
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IUPAC(RS)-[O-(2-tert-butylpyrimidin-5-yl) O-ethyl O-isopropyl phosphorothioate]
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CASO-[2-(1,1-dimethylethyl)-5-pyrimidinyl] O-ethyl O-(1-methylethyl) phosphorothioate
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CAS No.96182-53-5
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Molecular FormulaC13H23N2O3PS
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Molecular Structure
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Category
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ActivityInsecticide
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PremixGranules. Premix Parters: ametryn; atrazine; bromacil diuron; chlorotoluron; prometryn; simazine; terbumeton terbuthylazine; terbuthylazine;
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Physical PropertiesMolecular weight:318.4; Physical form:Colourless to amber crystals. Vapour pressure:5 mPa (20 °C); Henry constant:2.89 × 10-1 Pa m3 mol-1 ( calc.); Solubility:In water 5.5 mg/l (20 °C, pH 7). Soluble in most organic solvents, e.g. alcohols, ketones and toluene.; Stability:Hydrolysed under alkaline conditions.;
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ToxicologyOral:Acute oral LD50 for male rats 2.9-3.6, female rats 1.3-1.8, male mice 14.0, female mice 9.3 mg/kg. Percutaneous:Acute percutaneous LD50 for male rats 31.0, female rats 9.4 mg/kg. Inhalation: LC50 (4 h) for male rats c. 82, female rats c. 36 mg/m3 air (aerosol).
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Environmental ProfileEcotoxicology: Algae: ErC50 (96 h, 23 °C) for Scenedesmus subspicatus 1.8 mg/l.Birds: LD50 for bobwhite quail 20.3 mg/kg. LC50 (5 d) for mallard ducks 577, bobwhite quail 191 mg/kg.Daphnia: LC50 (96 h) 0.078 µg/l.Fish: LC50 (96 h) for rainbow trout 2250, golden orfe 2550 mg/kg.
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Transport InformationHazard Class:Ia(Extremely hazardous)
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