Ecological Assessment of Storm Impacts

Overview > Data Collection

Data Collection

Diclofop-Me

CAS Number: 51338-27-3

Basic Information

The chemical structure of Diclofop-Me Synonym(s): 2-[4-(2,4-Dichlorophenoxy)-phenoxy]propanoic acid methyl ester; Dichlordiphenprop; Diclofop-Me; Diclofop-Methyl; Diclofop methyl ester; Brestan H; Heolon; HOE-023408; HOE 23408; Hoegrass; Hoelon; Hoelon 3EC; Hoelon 3 EC or 3 EW
Formula: C16H14Cl2O4
 Molecular Weight: 341.19
 Boiling Point (°C): 173 - 175 at 0.1 mbar
Melting Point (°C): 39 - 41
 Contaminant Type: Diclofop-Me is an herbicide.

Solubility (in water)

  • Solubility: 0.3 mg/100ml g

Half-Life (in soil unless otherwise noted)

  • t1/2: 10 days k
    Environment: sandy soil
  • t1/2: 30 days k
    Environment: sandy clay soil

Toxicity Effects

  • Organism Type: Birds g
    Common Name: Ducks
     Toxicity: >5620 mg/kg
     Test: 8d LC50
  • Organism Type: Birds g
    Common Name: Quail
     Scientific Name: Phasianidae (Family)
     Toxicity: >5620 mg/kg
     Test: 8d LC50
  • Organism Type: Fish k
    Common Name: Rainbow trout
     Scientific Name: Oncorhynchus mykiss
    Toxicity: 350 µg/l
     Test: 96h LC50
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Gender: Female
     Toxicity: 512 mg/kg
     Test: LD50
  • Organism Type: Mammals k
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: 557-580 mg/kg
     Test: LD50
     Formulation: sesame oil

Soil Organic Carbon/Water Partition Coefficients

  • Koc: 4.89 k
    Formulation: log

Octanol-Water Partition Coefficients

  • Log Kow: 4.58 k

Work Cited

g Meister, R. T., and C. Sine (Ed). 2003. Crop Protection Handbook, volume 89. Meister Publishing Company, Willoughby, OH.
k Montgomery, J. H. 1993. Agrochemicals Desk Reference: Environmental Data. Lewis Publishers, Boca Raton, FL.