Ecological Assessment of Storm Impacts

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Data Collection

Esfenvalerate

CAS Number: 66230-04-4

Basic Information

The chemical structure of Esfenvalerate Synonym(s): Asana; Asana XL; Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate; Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)isovalerate
Formula: C25H22ClNO3
 Molecular Weight: 419.907
 Boiling Point (°C): 151 - 167
 Melting Point (°C): 59
 Contaminant Type: Esfenvalerate is an insecticide.

Toxicity Effects

  • Organism Type: Fish c
    Common Name: Bluegill
     Scientific Name: Lepomis macrochirus
     Toxicity: 0.26 µg/l
     Test: 96h LC50
    Formulation: Asana
  • Organism Type: Fish c
    Common Name: Rainbow trout
     Scientific Name: Oncorhynchus mykiss
    Toxicity: 0.26 µg/l
     Test: 96h LC50
    Formulation: Asana
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: 325 mg/kg
     Test: LD50
     Formulation: Sumi-alpha
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: 458 mg/kg
     Test: LD50
     Formulation: Asana

Octanol-Water Partition Coefficients

  • Log Kow: 6.2 e

Resource Map: Click below to open in a new window to view or print.
Potential applications of this contaminant in the St. Johns Water River Management District

Work Cited

c C&P Press. 2002. EPR Professional Annual CD. Crop Protection Reference. Chemical and Pharmacuetical Press, Inc., New York, NY.
e Verschueren, K. 1996. Handbook of Environmental Data on Organic Chemicals, 3rd edition. John Wiley & Sons, Inc., New York.
g Meister, R. T., and C. Sine (Ed). 2003. Crop Protection Handbook, volume 89. Meister Publishing Company, Willoughby, OH.