Cypermethrin

• Formula: C₂₂H₁₉Cl₂NO₃

• MW: 416.3

• SMILES String: CC1(C)C(C=C(Cl)Cl)C1C(=O)OC(C#N)c1cccc(Oc2ccccc2)c1

• Synonyms: (1RS)-cis,trans-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; (S)-alpha-Cyano-3-phenoxybenzyl(1RS,3RS; 1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane-carboxylate; Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester

• CAS Reg. 52315-07-8

• PubChem Substance Entry

• EXtension TOXicology NETwork
  • Cypermethrin EXTOXNET Article

• EAWAG-BBD reactions whose substrate is Cypermethrin
  • Cypermethrin -----> (RS)-alpha-Cyano-3-phenoxybenzyl alcohol + (1RS)-cis,trans-3-(2,2-Dicholorovinyl)-2,2-dimethylcyclopropanecarboxylate (reacID# r1770)

Page Author(s): Jeffrey P. Osborne
November 08, 2013 Contact Us

This is the EAWAG-BBD compound, compID# c1546.
It was generated on July 23, 2025 at 11:57:45 AM CDT.

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