Ecological Assessment of Storm Impacts

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Data Collection

Pendimethalin

CAS Number: 40487-42-1

Basic Information

The chemical structure of Pendimethalin Synonym(s): Penoxalin; Pentagon; Pre-M 60DG; Prowl; Prowl 3.3E; Prowl 4E; Sipaxol; Stomp; Wax Up
Formula: C13H19N3O4
 Molecular Weight: 281.311
 Boiling Point (°C): 330
 Melting Point (°C): 56 - 57
 Contaminant Type: Pendimethalin is an herbicide.
Notes: Orange-yellow solid

Solubility (in water)

  • Solubility: .275 mg/l g
    Temperature (°C): 25
  • Solubility: .3 mg/l e
    Temperature (°C): 20

Toxicity Effects

  • Organism Type: Mammals c
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: >5000 mg/kg
     Test: LD50
     Formulation: Pendulum 2G
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: 3956 mg/kg
     Test: LD50
     Formulation: Prowl, 3.3 EC

Octanol-Water Partition Coefficients

  • Log Kow: 5.2 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.