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Common NameMyclobutanil
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中文通用名腈菌唑
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IUPAC2-p-chlorophenyl-2-(1H-1,2,4-triazol-1-ylmethyl)hexanenitrile; 2-(4-chlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)hexanenitrile
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CAS
a-butyl- a-(4-chlorophenyl)-1H-1,2,4-triazole-1-propanenitrile -
CAS No.[88671-89-0]
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Molecular FormulaC15H17ClN4
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Molecular Structure
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Category
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ActivityFungicide
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PremixR-metalaxyl+myclobutanil
Fluoxastrobin+myclobutanil
Emulsifiable concentrate, wettable powder.
Premix Parters: sulfur;
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Physical PropertiesMolecular weight:288.8; Physical form:Pale yellow solid. Melting point:63-68 °C; Vapour pressure:0.213 (25 °C); Henry constant:4.33 × 10-4 Pa m3 mol-1 ; Partition coefficient(n-octanol and water):logP = 2.94 ( 7-8, 25 °C); Solubility:In water 142 /l (25 °C). Soluble in common organic solvents, e.g. ketones, esters, alcohols and aromatic hydrocarbons, all 50-100 g/l. Insoluble in aliphatic hydrocarbons.; Stability:Stable under normal storage conditions. Aqueous solutions decompose on exposure to light, 50 222 d (sterile water), 0.8 d (sensitised sterile water), 25 d (pond water); no hydrolysis (28 °C) in 28 d ( 5, 7, ;
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ToxicologyOral:Acute oral
50 for male rats 1600, female rats 2290 / . Percutaneous:Acute percutaneous 50 for rabbits >5000 /kg. Not irritating to their skin but mildly to their eyes; not a skin sensitiser to guinea pigs. -
Environmental ProfileEcotoxicology:
Bees:Non-toxic to bees.Birds:Acute oral50 for bobwhite quail 510, grey partridges 1635 / .Daphnia: 50 (48 h) 11 /l.Fish: 50 (96 h) for bluegill sunfish 2.4, rainbow trout 4.2 /l.
Environmental fate:
Animals:In animals, undergoes oxidation at the butyl group to a ketone and an alcohol, with partial conjugation to a glucoside. Following oral administration, rapidly excreted in the faeces and urine.Soil:In soil,50 66 d (silt loam). Decomposition is through highly polar triazole compounds, with further degradation by ring splitting. No degradation under anaerobic conditions.Plant:In plants, metabolism is the same as in animals.WATER SOLUBILITY: 142 ppm at 25°C -
Transport InformationSignal Word:CAUTION; Hazard Class:III(Slightly hazardous)
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