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Common NameFluoroimide
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中文通用名氟氯菌核利
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IUPAC2,3-dichloro-N-4-fluorophenylmaleimide
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CAS3,4-dichloro-1-(4-fluorophenyl)-1H-pyrrole-2,5-dione
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CAS No.41205-21-4
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Molecular FormulaC10H4Cl2FNO2
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Molecular Structure
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Category
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ActivityFungicide
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Physical PropertiesMolecular weight:260.1; Physical form:Pale yellow crystals. Density:1.59; Melting point:240.5-241.8 °C; Vapour pressure:3.4 mPa (25 °C); 8.1 mPa (40 °C); Partition coefficient(n-octanol and water):logP = 2.3; Solubility:In water 5.9 mg/l (20 °C). In acetone 19.2 g/l (20 °C).; Stability:Stable to 120 °C; under u.v. and sunlight; on hydrolysis, DT50 52.9 min ( pH 3), 7.5 min ( pH 7) and 1.4 min ( pH 9)
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ToxicologyOral:Acute oral LD50 for rats and mice >15 000 mg/ kg. Percutaneous:Acute percutaneous LD50 for mice >5000 mg/ kg. Inhalation: LC50 (4 h) for male rats 0.57 mg tech./l air, for female rats 0.72 mg/l air. Phytotoxicity:May be phytotoxic to some varieties of pear.
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Environmental ProfileEcotoxicology:
Birds:Dietary LC50 (5 d) for pheasants >27 000 mg/ kg diet.Daphnia: LC50 (3 h) 13.5 mg/l.Fish: LC50 (48 h) for carp 5.6 mg/l. -
Transport InformationHazard Class:III(Slightly hazardous)
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