Ecological Assessment of Storm Impacts

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Data Collection

Myclobutanil

CAS Number: 88671-89-0

Basic Information

The chemical structure of Myclobutanil Synonym(s): Nova; Rally; RH-3866; Systhane; Systhane ; Systhane/RH-3866
Formula: C15H17ClN4
 Molecular Weight: 288.779
 Boiling Point (°C): 202 - 208
 Melting Point (°C): 63 - 68
 Contaminant Type: Myclobutanil is a fungicide.

Solubility (in water)

  • Solubility: 142 mg/l g
    Temperature (°C): 25

Toxicity Effects

  • Organism Type: Algae c
    Scientific Name: Scenedesmus subspicatus
     Toxicity: 2.6 mg/l
     Test: 96h EC50
     Formulation: Systhane WSP
  • Organism Type: Algae c
    Common Name: Green algae
     Scientific Name: Selenastrum capricornutum
     Toxicity: 0.91 mg/l
     Test: 120h EC50
    Formulation: Systhane WSP
  • Organism Type: Crustaceans c
    Common Name: Daphnia
     Scientific Name: Daphnia magna
     Toxicity: 10.2 mg/l
     Test: 48h LC50
     Formulation: Systhane WSP
  • Organism Type: Crustaceans c
    Common Name: Mysid shrimp
     Scientific Name: Mysidopsis bahia
     Toxicity: 240 µg/l
     Test: 96h LC50
    Formulation: Systhane WSP
  • Organism Type: Fish c
    Common Name: Bluegill
     Scientific Name: Lepomis macrochirus
     Toxicity: 2.2 mg/l
     Test: 96h LC50
    Formulation: Systhane WSP
  • Organism Type: Fish c
    Common Name: Rainbow trout
     Scientific Name: Oncorhynchus mykiss
    Toxicity: 3.9 mg/l
     Test: 96h LC50
    Formulation: Systhane WSP
  • Organism Type: Mammals e
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Gender: Male
     Toxicity: 1600 mg/kg
     Test: LD50
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Gender: Female
     Toxicity: 2290 mg/kg
     Test: LD50

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.