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Common NameDicyclanil
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中文通用名环虫腈
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IUPAC4,6-diamino-2-cyclopropylaminopyrimidine-5-carbonitrile
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CAS4,6-diamino-2-(cyclopropylamino)-5-pyrimidinecarbonitrile
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CAS No.112636-83-6
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Molecular FormulaC8H10N6
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Molecular Structure
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Physical PropertiesMolecular weight:190.2; Density:1.57 (21 °C); Vapour pressure:<2×10-8 mPa (20 °C); Partition coefficient(n-octanol and water):logP = 2.9; Solubility:In water 50 g/l ( pH 7.2, 25 °C). In methanol 4.9 g/l (25 °C). Stability:Hydrolysis DT50 331 d ( pH 3.8), >1 y ( pH 6.9) (both 25°C).
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ToxicologyOral:Acute oral
LD50 for rats >2000 mg/kg. Percutaneous:Acute percutaneous LD50 for rats >2000 mg/kg. Not an irritant. Inhalation: LC50 (4 h) for rats >5020 mg/m3. -
Environmental ProfileEcotoxicology:
Algae:Harmful to algae.Birds:Not toxic to birds.Fish:Harmful to fish.Worms:Not toxic to worms.Other aquatic spp.:Toxic to crustaceans.
Environmental fate:
Animals:Undergoes dealkylation to des-cyclopropyl dicyclanil.Soil:In soilDT50 1.5 d (20°C, loamy soil). Leaching period <1 d. Hydrolytically stable under environmental conditions. No significant volatilisation.Plant:Not relevant. -
Transport InformationHazard Class:III (Slightly hazardous)
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