IUPAC Name: [Cyano-(3-phenoxyphenyl)methyl]3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate 
Empirical Formula: C₂₂H₁₉Cl₂NO₃
Molecular Weight: 416.2972
Canonical SMILES: CC1(C(C1C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C=C(Cl)Cl)C
InChI: InChI=1S/C22H19Cl2NO3/c1-22(2)17(12-19(23)24)20(22)21(26)28-18(13-25)14-7-6-10-16(11-14)27-15-8-4-3-5-9-15/h3-12,17-18,20H,1-2H3
InChIKey: KAATUXNTWXVJKI-UHFFFAOYSA-N
EINECS: 257-842-9 
storage temp.: −20°C
Water Solubility: insoluble
Stability: Stable. Incompatible with bases, strong oxidizing agents. 
Index of Refraction: 1.621
Molar Refractivity: 110.24 cm³
Molar Volume: 313.1 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
Product Categories: Active Pharmaceutical Ingredients; Aromatics Compounds; INSECTICIDE; Aromatices; Heterocycles; Intermediates & Fine Chemicals; Pharmaceuticals; PyrethroidsMore...Close...; AcaricidesPesticides&Metabolites; Alpha sort; C; CAlphabetic; CO - CZMethod Specific; Endocrine Disruptors (Draft)Method Specific; EPA; Insecticides; Oeko-Tex Standard 100; Pesticides; Pesticides&Metabolites; PesticidesPesticides 
Appearance: Viscous Semisolid
Melting Point: 60-80 °C
Classification Code of Cypermethrin (CAS NO.52315-07-8): Agricultural Chemical; Insecticide; Insecticides; Mutation data; Pesticides; Reproductive Effect

 Cypermethrin (CAS NO.52315-07-8) is used as synthetic pyrethroid insecticide, usually exists as a mixture of cis and trans isomers.

Hazard Codes: Xn,N,F
Risk Statements: 20/22-37-50/53-43-37/38-22-36-20/21/22-11 
R20/22:Harmful by inhalation and if swallowed. 
R37:Irritating to respiratory system 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R43:May cause sensitization by skin contact. 
R37/38:Irritating to respiratory system and skin. 
R22:Harmful if swallowed. 
R36:Irritating to eyes. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R11:Highly flammable.
Safety Statements: 24-36/37/39-60-61-2-36-26-16 
S24:Avoid contact with skin. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
S2:Keep out of the reach of children. 
S36:Wear suitable protective clothing. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S16:Keep away from sources of ignition.
RIDADR: UN 2810 6.1/PG 3
WGK Germany: 3
RTECS: GZ1250000
HazardClass: 6.1(b)
PackingGroup; III

  Cypermethrin (CAS NO.52315-07-8), its Synonyms are (+)-alpha-Cyano-3-phenoxybenzyl-(+)-cis,trans-2,2-dichlorovinyl-2,2-Dimethylcyclopropanecarboxylate ; (+-)-alpha-Cyano-3-phenoxybenzyl 2,2-dimethyl-3-(2,2-dichlorovinyl)cyclopropane carboxylate ; (+-)-alpha-Cyano-3-phenoxybenzyl-(+-)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane carboxylate ; (RS)-alpha-Cyano-3-phenoxybenzyl (1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate ; 3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid cyano(3-phenoxyphenyl)-, methyl ester ; AI3-29295 ; Agrothrin ; Ambush C ; Ambush CY ; Ammo ; Creokhin ; Cyano(3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcycloptopanecarboxylate ; Cyano(3-phenoxyphenyl)methyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate ; Cymbush ; Cympa-Ti ; Cymperator .