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Common NameButamifos
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中文通用名抑草磷
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IUPAC(RS)-{O-ethyl O-6-nitro-m-tolyl [(RS)-sec-butyl]phosphoramidothioate}
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CASO-ethyl O-(5-methyl-2-nitrophenyl) (1-methylpropyl)phosphoramidothioate
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CAS No.36335-67-8
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Molecular FormulaC13H21N2O4PS
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Molecular Structure
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Physical PropertiesMolecular weight:332.4; Physical form:Tech. is a yellow-brown liquid. Density:1.188 (25 °C); Vapour pressure:84 mPa (27 °C); Partition coefficient(n-octanol and water):logP = 4.62 (25 °C); Solubility:In water 6.19 mg/l (25 °C). Readily soluble in acetone, methanol, and xylene at room temperature.;
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ToxicologyOral:Acute oral LD50 for male rats 1070, female rats 845 mg/kg. Percutaneous:Acute percutaneous LD50 for rats >5000 mg/kg. Non-irritant to skin and eyes (rabbits). Inhalation: LC50 for rats >1200 mg/m3 air.
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Environmental ProfileWATER SOLUBILITY: 6.19 mg/l at 25°C HAZARDS: Tech: Fish: LC50 47 ppm (96 h) (rainbow trout); >400 ppm (bluegill). Bird, Bee: Practically nontoxic WATER SOLUBILITY: Slightly soluble, <200 ppm HAZARDS: Fish: LC50 (48 h) 2.4 mg/l (carp)
Ecotoxicology: Fish: LC50 (48 h) for carp 2.4 mg/l. -
Transport InformationSignal Word:CAUTION; Hazard Class:III(Slightly hazardous)
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