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Common NameBenzofenap
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中文通用名吡草酮
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IUPAC2-[4-(2,4-dichloro-m-toluoyl)-1,3-dimethylpyrazol-5-yloxy]-4'-methylacetophenone
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CAS2-[[4-(2,4-dichloro-3-methylbenzoyl)-1,3-dimethyl-1H-pyrazol-5-yl]oxy]-1-(4-methylphenyl)ethanone
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CAS No.82692-44-2
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Molecular FormulaC22H20Cl2N2O3
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Molecular Structure
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Category
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ActivityHerbicide
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PremixFlowable, granule. Premix Parters: chlorotoluron; ioxynil mecoprop; ioxynil mecoprop-P; isoproturon; isoproturon mecoprop; isoproturon mecoprop neburon; isoproturon mecoprop-P; mecoprop-P; pyraflufen-ethyl;
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Physical PropertiesMolecular weight:431.3; Physical form:White solid. Melting point:133.1-133.5 °C; Vapour pressure:0.013 (30 °C); Partition coefficient(n-octanol and water):logP = 4.69; Solubility:In water 0.13 /l (25 °C). In xylene 69, acetone 73, n-hexane 5.6, chloroform 920 (all in g/l, 20 °C).;
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ToxicologyOral:Acute oral
50 for rats and mice >15 000 / . Percutaneous:Acute percutaneous 50 for rats >5000 / . Inhalation: 50 (4 h) for rats >1.93 /l. Phytotoxicity:Non-phytotoxic to rice plants. ADI:0.0015 / . -
Environmental ProfileEcotoxicology:
Daphnia:50 (3 h) >10 /l.Fish: 50 (48 h) for rainbow trout, carp, and loach >10 /l.
Environmental fate:
Soil:50 in paddy field soil 38 d. Movement of benzofenap in soil is only very slightly affected by soil type, the maximum movement being to 1 cm below the surface.Plant:No detectable residues in rice crops (detection limit 0.005 ). -
Transport InformationSignal Word:CAUTION;
Hazard Class:III(Slightly hazardous)
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