Ecological Assessment of Storm Impacts

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Data Collection

Methoprene

CAS Number: 40596-69-8

Basic Information

The chemical structure of Methoprene Synonym(s): 2,4-Dodecadienoic acid, 11-methoxy-3,7,11-trimethyl-, 1-methylethyl ester; 2,4-Dodecadienoic acid (E,E)-11-methoxy-3,7,11-trimethyl-, 1-methylethyl ester; Altosid; Altosid briquets; Altosid CP-10; Altosid SR-10; Altosid SR-10 and CP-10; Apex 5E; Diacon; D
Formula: C19H34O3
 Molecular Weight: 310.48
 Boiling Point (°C): 135 - 136 at 0.06 mm Hg
Melting Point (°C): 164
 Contaminant Type: Methoprene is an insecticide.
Notes: Insect growth regulator

Solubility (in water)

  • Solubility: 1.39 ppm g
  • Solubility: 1.4 mg/l h
    Temperature (°C): 25

Half-Life (in soil unless otherwise noted)

  • t1/2: ~10 days h
    Environment: sandy loam

Toxicity Effects

  • Organism Type: Mammals h
    Common Name: Dog
     Scientific Name: Canis (Genus)
     Toxicity: >5000 mg/kg
     Test: LD50
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: >34600 mg/kg
     Test: LD50

Work Cited

g Meister, R. T., and C. Sine (Ed). 2003. Crop Protection Handbook, volume 89. Meister Publishing Company, Willoughby, OH.
h Extension Toxicology Network. Pages retrieved November, 2003 from http://ace.orst.edu/info/extoxnet/. Oregon State University, Corvallis, OR.