Ecological Assessment of Storm Impacts

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Data Collection

Vinclozolin

CAS Number: 50471-44-8

Basic Information

The chemical structure of Vinclozolin Synonym(s): 3-(3,5-Dichlorophenyl)-5-methyl-5-vinyl-2,4-oxazolidinedione; Ornalin; Oxazolidinedione, 3-(3,5-dichlorophenyl)-5-ethenyl-5-methyl-; Ronilan; vinclozalin; Vinclozolin; Vinclozolin
Formula: C12H9Cl2NO3
Molecular Weight: 286.11
Boiling Point (°C): 131 at 0.05 mm Hg
Melting Point (°C): 108
Contaminant Type: Vinclozolin is a fungicide.

Solubility (in water)

  • Solubility: 2.6 mg/l g
    Temperature (°C): 20
  • Solubility: 3.4 mg/l h
    Temperature (°C): 20

Half-Life (in soil unless otherwise noted)

  • t1/2: 0.43 - >3 weeks h

Toxicity Effects

  • Organism Type: Birds g
    Common Name: Quail
    Scientific Name: Phasianidae (Family)
    Toxicity: >2510 mg/kg bw
    Test: LD50
  • Organism Type: Fish h
    Common Name: Rainbow trout
    Scientific Name: Oncorhynchus mykiss
    Toxicity: 52.2 mg/l
    Test: 96h LC50
  • Organism Type: Fish g
    Common Name: Rainbow trout
    Scientific Name: Oncorhynchus mykiss
    Toxicity: >22 - <32 mg/l
    Test: LC50
  • Organism Type: Fish h
    Common Name: Guppy
    Scientific Name: Poecilia reticulata
    Toxicity: 130 mg/l
    Test: 96h LC50
  • Organism Type: Mammals h
    Common Name: Guinea pig
    Toxicity: ~8000 mg/kg
    Test: LD50
  • Organism Type: Mammals h
    Common Name: Rat
    Scientific Name: Muridae (Family)
    Toxicity: >10000 mg/kg
    Test: LD50
  • Organism Type: Mammals g
    Common Name: Rat
    Scientific Name: Muridae (Family)
    Toxicity: >15000 mg/kg
    Test: LD50
  • Organism Type: Mammals g
    Common Name: Rat
    Scientific Name: Muridae (Family)
    Toxicity: 5000 mg/kg
    Test: LD50
    Formulation: Ronilan

Octanol-Water Partition Coefficients

  • Log Kow: 3 h
    Notes: Source did not specify type of partition coeffecient or if value was the log

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.