(1R)-trans-(αS)-cypermethrin

Modify Date: 2025-08-23 18:14:04

(1R)-trans-(αS)-cypermethrin Structure
(1R)-trans-(αS)-cypermethrin structure
Common Name (1R)-trans-(αS)-cypermethrin
CAS Number 65731-84-2 Molecular Weight 416.297
Density 1.3±0.1 g/cm3 Boiling Point 511.3±50.0 °C at 760 mmHg
Molecular Formula C22H19Cl2NO3 Melting Point 60-80ºC
MSDS N/A Flash Point 263.0±30.1 °C

 Names

Name β-CYPERMETHRIN
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 511.3±50.0 °C at 760 mmHg
Melting Point 60-80ºC
Molecular Formula C22H19Cl2NO3
Molecular Weight 416.297
Flash Point 263.0±30.1 °C
Exact Mass 415.074188
PSA 59.32000
LogP 6.27
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.622
InChIKey KAATUXNTWXVJKI-NSHGMRRFSA-N
SMILES CC1(C)C(C=C(Cl)Cl)C1C(=O)OC(C#N)c1cccc(Oc2ccccc2)c1

 Safety Information

Hazard Codes Xn;N
Risk Phrases R22;R37/38;R43;R50/53
Safety Phrases S2-S36/37/39-S60-S61

 Synthetic Route

 Synonyms

prussic acid
methylnitrile
Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (S)-cyano(3-phenoxyphenyl)methyl ester, (1R,3S)-
θ-cypermethrin
alphamethrin
UNII:ZE304V7A62
(S)-Cyano(3-phenoxyphenyl)methyl (1R,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
hydrocyanic acid
Blausaeure
Evercyn
Cyanwasserstoff
Formic anammonide
Zyklon B
Zaclondiscoids
carbonitrile
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