Esfenvalerate

Esfenvalerate
Names
	Systematic IUPAC name (S)-cyano (3-phenoxyphenyl) methyl-(S)-4-chloro-alpha-(1-methylethyl) benzeneacetate
	Other names Asana; (S)-Fenvalerate; (S)-cyano-(3-phenoxy phenyl)-methyl-(S)-4-chloro-α-(1-methyl ethyl) benzene acetate; Chloro-α-(1-methylethyl)benzeneacetic acid; cyano(3-phenoxyphenyl)methyl ester (CAS); (S-(R,R))-4-chloro-α-(1-methylethyl) benzeneacetic acid; cyano-(3-phenoxyphenyl)methylester; (S)-α-cyano-3-phenoxy benzyl (S)-2-(4-chloro-phenyl) isovalerate; Fenvalerate A-Alpha; (S-(R,R))-Benzeneacetic acid, 4-chloro-α-(1-methylethyl)-cyano(3-phenoxyphenyl)methylester; Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)isovalerate; Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate
Identifiers
CAS Number	66230-04-4 ;
ChemSpider	8517510;
ECHA InfoCard	100.118.804
Properties
Chemical formula	C25H22ClNO3
Molar mass	419.91 g·mol−1
Density	1.211 g/cm3
Vapor pressure	0 mmHg at 25 °C
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Esfenvalerate is a synthetic pyrethroid insecticide marketed under the brand Asana.^[2] It is the (S)-enantiomer of fenvalerate.^[3]

In the United States, a limit of .05 ppm of the chemical's residue is permissible in food.^[4]

References[edit]

^ Kelly, Kevin. "Environmental Fate of Esfenvalerate" (PDF). California Environmental Protection Agency. Retrieved January 10, 2013.
^ Fishel, Frederick M. (2012). "Pesticide Toxicity Profile: Synthetic Pyrethroid Pesticides". University of Florida. Retrieved January 10, 2013.
^ "Esfenvalerate". EXTONET (Extension Toxicology Network). Cooperative Extension Offices of Cornell University, Michigan State University, Oregon State University, and University of California at Davis. May 1994. Retrieved January 10, 2013.
^ The Code of Federal Regulations of the United States of America. U.S. Government Printing Office. 2006. pp. 445–446.

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[1] Kelly, Kevin. "Environmental Fate of Esfenvalerate" (PDF). California Environmental Protection Agency. Retrieved January 10, 2013.

[uf-2] Fishel, Frederick M. (2012). "Pesticide Toxicity Profile: Synthetic Pyrethroid Pesticides". University of Florida. Retrieved January 10, 2013.

[extonet-3] "Esfenvalerate". EXTONET (Extension Toxicology Network). Cooperative Extension Offices of Cornell University, Michigan State University, Oregon State University, and University of California at Davis. May 1994. Retrieved January 10, 2013.

[4] The Code of Federal Regulations of the United States of America. U.S. Government Printing Office. 2006. pp. 445–446.

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v t e Pest control: Insecticides

Carbamates	Aldicarb Bendiocarb Carbaryl Carbofuran Ethienocarb Fenobucarb Oxamyl Methomyl Propoxur

Inorganic compounds	Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Diatomaceous earth Lead hydrogen arsenate Paris Green Scheele's Green

Insect growth regulators	Benzoylureas Diflubenzuron Flufenoxuron Hydroprene Lufenuron Methoprene Pyriproxyfen

Neonicotinoids	Acetamiprid Clothianidin Dinotefuran Imidacloprid Nitenpyram Nithiazine Thiacloprid Thiamethoxam

Organochlorides	Aldrin Beta-HCH Carbon tetrachloride Chlordane Cyclodiene 1,2-DCB 1,4-DCB 1,1-DCE 1,2-DCE DDD DDE DDT Dicofol Dieldrin Endosulfan Endrin Heptachlor Kepone Lindane Methoxychlor Mirex Tetradifon Toxaphene

Organophosphorus	Acephate Azamethiphos Azinphos-methyl Bensulide Chlorethoxyfos Chlorfenvinphos Chlorpyrifos Chlorpyrifos-methyl Coumaphos Demeton-S-methyl Diazinon Dicrotophos Diisopropyl fluorophosphate Dimethoate Dioxathion Disulfoton Ethion Ethoprop Fenamiphos Fenitrothion Fenthion Fosthiazate Isoxathion Malathion Methamidophos Methidathion Mevinphos Monocrotophos Naled Omethoate Oxydemeton-methyl Parathion Parathion-methyl Phenthoate Phorate Phosalone Phosmet Phoxim Pirimiphos-methyl Quinalphos Temefos Tebupirimfos Terbufos Tetrachlorvinphos Tribufos Trichlorfon

Pyrethroids	Acrinathrin Allethrins Bifenthrin Bioallethrin Cyfluthrin Cyhalothrin Cypermethrin Cyphenothrin Deltamethrin Empenthrin Esfenvalerate Etofenprox Fenpropathrin Fenvalerate Flumethrin Imiprothrin Metofluthrin Permethrin Phenothrin Prallethrin Pyrethrin (I, II; chrysanthemic acid) Pyrethrum Resmethrin Silafluofen Tefluthrin Tetramethrin Tralomethrin Transfluthrin

Ryanoids	Chlorantraniliprole Cyantraniliprole Flubendiamide Ryanodine Ryanodol

Other chemicals	Afoxolaner Amitraz Azadirachtin Buprofezin Chlordimeform Chlorfenapyr Cyromazine Fenazaquin Fenoxycarb Fipronil Fluralaner Hydramethylnon Indoxacarb Limonene Lotilaner Pyridaben Pyriprole Ryanodine Sarolaner Sesamex Spinosad Sulfluramid Tebufenozide Tebufenpyrad Veracevine Xanthone Metaflumizone

Metabolites	Oxon Malaoxon Paraoxon TCPy

Biopesticides	Bacillus thuringiensis Baculovirus Beauveria bassiana Beauveria brongniartii Metarhizium acridum Metarhizium anisopliae Nomuraea rileyi Lecanicillium lecanii Paecilomyces fumosoroseus Paenibacillus popilliae Purpureocillium lilacinum

Esfenvalerate

References[edit]

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Names

Systematic IUPAC name (S)-cyano (3-phenoxyphenyl) methyl-(S)-4-chloro-alpha-(1-methylethyl) benzeneacetate
Other names Asana (S)-Fenvalerate (S)-cyano-(3-phenoxy phenyl)-methyl-(S)-4-chloro-α-(1-methyl ethyl) benzene acetate Chloro-α-(1-methylethyl)benzeneacetic acid cyano(3-phenoxyphenyl)methyl ester (CAS) (S-(R,R))-4-chloro-α-(1-methylethyl) benzeneacetic acid cyano-(3-phenoxyphenyl)methylester (S)-α-cyano-3-phenoxy benzyl (S)-2-(4-chloro-phenyl) isovalerate Fenvalerate A-Alpha (S-(R,R))-Benzeneacetic acid, 4-chloro-α-(1-methylethyl)-cyano(3-phenoxyphenyl)methylester Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)isovalerate Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate^[1]
Identifiers
CAS Number	66230-04-4^Y
ChemSpider	8517510
ECHA InfoCard	100.118.804
Properties
Chemical formula	C₂₅H₂₂ClNO₃
Molar mass	419.91 g·mol⁻¹
Density	1.211 g/cm³
Vapor pressure	0 mmHg at 25 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references