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Common NamePropaphos
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中文通用名丙虫磷
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IUPAC4-(methylthio)phenyl dipropyl phosphate
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CAS4-(methylthio)phenyl dipropyl phosphate
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CAS No.7292-16-2
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Molecular FormulaC13H21O4PS
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Molecular Structure
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Category
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ActivityInsecticide
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Physical PropertiesMolecular weight:304.3; Physical form:Colourless liquid. Density:1.1504 (20 °C); Vapour pressure:0.12 mPa(25 °C); Henry constant:2.92 × 10-4 Pa m3 mol-1 (calc.); Partition coefficient(n-octanol and water):logP = 3.67; Solubility:In water 125 mg/l (25 °C). Soluble in most organic solvents.; Stability:Stable <230 °C; stable in neutral and acidic media, but is slowly decomposed in alkaline media.
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Toxicologypercutaneous LD50 for rats 88.5 mg/ kg. Inhalation: LC50 for rats 39.2 mg/m3. ADI:(US) 0.005 mg/ kg b.w.
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Environmental ProfileEcotoxicology:
Bees:Toxic to bees.Birds: LD50 for chickens 2.5-5.0 mg/kg.Daphnia:Toxic.Fish:LC50 (48 h) for carp 4.8 mg/l.
Environmental fate:
Plant:For metabolism in plants, see Y. Fujii et al., J. Pestic. Sci., 5(1), 55-62, (1980). -
Transport InformationHazard Class:Ib(Highly hazardous)
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