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theta-Cypermethrin

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Name

theta-Cypermethrin

EINECS 265-898-0;257-842-9
CAS No. 71697-59-1 Density 1.329 g/cm3
PSA 59.32000 LogP 6.17798
Solubility 0.11 mg l-1(25 °C) Melting Point 81-87 ºC
Formula C22H19Cl2NO3 Boiling Point 511.3 ºC at 760 mmHg
Molecular Weight 416.304 Flash Point 263 ºC
Transport Information N/A Appearance White crystalline powder
Safety Risk Codes N/A
Molecular Structure Molecular Structure of 71697-59-1 (theta-Cypermethrin) Hazard Symbols N/A
Synonyms

Cyclopropanecarboxylicacid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methylester, [1a(S*),3b]-(?à)-;NRDC 159;Transmix;Cyclopropanecarboxylicacid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (R)-cyano(3-phenoxyphenyl)methylester, (1S,3R)-rel-;

 

theta-Cypermethrin Chemical Properties

IUPAC Name: [Cyano-(3-phenoxyphenyl)methyl] 3-(2,2-dichlorovinyl)-2,2-dimethyl-cyclopropane-1-carboxylate
Synonyms of 3-(2,2-Dichloroéthènyl)-2,2-diméthylcyclopropanecarboxylate de cyano(3-phénoxyphényl)méthyle (CAS NO.71697-59-1) : (±)-a-Cyano-3-phenoxybenzyl-(±)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane Carboxylate ;(SR)-alpha-Cyano-3-phenoxybenzyl (1RS,3RS)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate ; 3-(2,2-Dichloroéthènyl)-2,2-diméthylcyclopropanecarboxylate de cyano(3-phénoxyphényl)méthyle ; b-Cypermethrin
CAS NO:71697-59-1
Molecular Formula :C22H19Cl2NO3
Molecular Weight :416.2972
Molecular Structure :
Index of Refraction: 1.621 
Molar Refractivity: 110.241 cm3
Molar Volume: 313.142 cm3
Surface Tension: 55.3 dyne/cm
Density: 1.329 g/cm3
Flash Point: 263 °C
Enthalpy of Vaporization: 78.23 kJ/mol
Boiling Point: 511.3 °C at 760 mmHg
Vapour Pressure: 1.43E-10 mmHg at 25 °C
Storage temp: Keep 3-(2,2-Dichloroéthènyl)-2,2-diméthylcyclopropanecarboxylate de cyano(3-phénoxyphényl)méthyle (CAS NO.71697-59-1) at 0-6 °C

theta-Cypermethrin Uses

 3-(2,2-Dichloroéthènyl)-2,2-diméthylcyclopropanecarboxylate de cyano(3-phénoxyphényl)méthyle (CAS NO.71697-59-1) is processed into EC or other form of a drug , for killing mosquitoes, flies and other sanitary insect pest and a variety of pests on vegetables, tea and other crops .

theta-Cypermethrin Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 5gm/kg (5000mg/kg)   United States Patent Document. Vol. #5006545,
rat LDLo intravenous 170mg/kg (170mg/kg) BEHAVIORAL: TREMOR

BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)
Archives of Toxicology. Vol. 45, Pg. 325, 1980.

theta-Cypermethrin Safety Profile

A poison by intravenous route. Low toxicity by ingestion. When heated to decomposition it emits toxic vapors of NOx and Cl.

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