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Common Name
Pyrethrin I
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中文通用名
除虫菊素Ⅰ
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IUPAC
(Z)-(S)-2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
or
(Z)-(S)-2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl (1R)-trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
or
(Z)-(S)-2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl (+)-trans-chrysanthemate
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CAS
(1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadienylcyclopenten-1-yl (1R,3R)-2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
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CAS No.
121-21-1
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Molecular Formula
C21H28O3
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Molecular Structure
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Category
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Activity
Insecticide, acaricide
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Physical Properties
Molecular weight:pyrethrin I: 328.4; cinerin I: 316.4; jasmolin I: 330.4; Vapour pressure:2.7 mPa (pyrethrin I); Partition coefficient(n-octanol and water):logP = 5.9 (pyrethrin I); Solubility:In water 0.2 ppm (pyrethrin I).
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Toxicology
ADI:( JMPR) 0.04 mg/ kg b.w. [1999].
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Transport Information
Hazard Class:O (Obsolete as pesticide, not classified)