Ecological Assessment of Storm Impacts

Data Collection

Butylate

Basic Information

Synonym(s): Anelda; bis(2-methylpropyl)carbamothioic acid S-ethyl ester; Diisocarb; Butilate; Butylate; Butylate ; BUTYLATE (S-ETHYL, N,N-DIISOBUTYLTHIOCARBAMATE); Ethyl bis(2-methylpropyl)carbamothioate; Ethyl diisobutylthiocarbamate; Ethyl N,N-diisobutylthiocarbama
Formula: C₁₁H₂₃NOS
Molecular Weight: 217.68
Boiling Point (°C): 130 at 10 mm Hg
Contaminant Type: Butylate is an herbicide.

Solubility (in water)

• Solubility: 46 mg/l ^g
  Temperature (°C): 20
  

Half-Life (in soil unless otherwise noted)

• t1/2: 13 days ^al
  

• t1/2: 11-12 days ^al
  Environment: 0-10 cm soil layer of silt loam and clay loam soil
  

• t1/2: 31-36 days ^al
  Environment: 20-30 cm soil layer of silt loam and clay loam soil
  

• t1/2: ~10 days ^al
  Environment: in a soil previously exposed to sutan
  

• t1/2: 1.5-3 weeks ^al
  Environment: under crop growing conditions
  

• t1/2: 3-10 weeks ^h
  Environment: aerobic moist soils
  

• t1/2: 13 weeks ^h
  Environment: anaerobic soil
  

• t1/2: 3 weeks ^h
  Environment: loamy soil
  

Toxicity Effects

• Organism Type: Birds ^h
  Common Name: Mallard
  Scientific Name: Anas platyrhynchos
  Toxicity: >4640 mg/kg
  Test: LD50
  

• Organism Type: Fish ^h
  Common Name: Bluegill
  Scientific Name: Lepomis macrochirus
  Toxicity: 6.9 mg/l
  Test: 96h LC50
  Formulation: Sutan
  

• Organism Type: Fish ^h
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 4.2 mg/l
  Test: 96h LC50
  Formulation: Sutan
  

• Organism Type: Fish ^g
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 5.2 mg/l
  Test: 96h LC50
  

• Organism Type: Mammals ^h
  Common Name: Guinea pig
  Gender: Male
  Toxicity: 1659 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 3500-5431 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 3500-5431 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 3500-5431 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^h
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Gender: Female
  Toxicity: 5431 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^k
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Gender: Female
  Toxicity: 5431 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^k
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 4000 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^k
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Gender: Male
  Toxicity: 4659 mg/kg
  Test: LD50
  

Soil Organic Carbon/Water Partition Coefficients

• Koc: 185-400 ^al
  

• Koc: 2.73 ^k
  Formulation: log - calculated
  

Octanol-Water Partition Coefficients

• Log Kow: 4.1461 ^h
  Notes: Source did not specify type of partition coeffecient or if value was the log

• Log Kow: 4.15 ^k
  

Work Cited