(Three-phenoxyphenyl)methyl group (1RS)-cis,trans-Three-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate (CAS)
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|Chemical formula
|CXxiHXxChlorineTwoO3
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|Appearance
|Colourless crystals
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!colspan="2" align="center" bgcolor="#FFDEAD"|Physical
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|Formula weight
|391.Twenty-eight amu
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|Melting point
|307 K (34 °C)
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|Boiling point
|473 K (200 °C)
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|Density
|1190 k/m3
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|Crystal structure
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|Solubility
|Insoluble (V.Quint ten 10-Three ppm
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!colspan="2" align="center" bgcolor="#FFDEAD"|Thermochemistry
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|ΔfH0gas
| kJ/mol
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|ΔfHNoughtliquid
| kJ/mol
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|ΔfHCyphersolid
| kJ/mol
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|S0gas, 1 bar
| J/mol·K
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|SCipherliquid, One bar
| J/mol·K
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|SNoughtsolid
| J/mol·K
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!colspan="2" align="center" bgcolor="#FFDEAD"|Safety
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|Ingestion
|Harmless around microscopic quantities
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|Inhalation
|Harmful, possibly damaging to lungs
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|Skin
|Irritation
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|Eyes
|Irritation
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|More info
|[http://ull.chemistry.uakron.edu/erd/ Hazardous Chemical Database]
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!colspan="2" align="center" bgcolor="#FFDEAD"|
SI units were used in which conceivable. Unless otherwise declared, standard conditions were used.
Disclaimer and references
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Permethrin occurs as most common chemical substance, widely utilized as an insecticide.
It belongs to the personal of chemical substance known as pyrethroids and functions as a neurotoxin, affecting neuron membranes by slowing the access of crucial sodium ions.
Inside agriculture, Permethrin is principally utilized in cotton, wheat, maize, and alfalfa crops, and is likewise wont to destroy parasites on chickens and more poultry. Its utilize is controversial since, as a broad-spectrum chemical, it kills indiscriminately; when well as a meant parasites, it could harm beneficial insects including honey bees and little mammalian like mice.
These are as well utilized inside health care, to eradicate organisms like head lice and scabies, & within industrial and household settings to control parasites like ants and termites.
Permethrin kills ticks in email by using treated wearable. Based on data from a Connecticut Department of Public Health, it "has low mammalian toxicity, is poorly absorbed through the skin and is rapidly inactivated by the body. Skin reactions have been uncommon"[http://www.dph.state.ct.us/BCH/infectiousdise/tickborne/tick.htm#Permethrin].
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