Ecological Assessment of Storm Impacts

Overview > Data Collection

Data Collection

Ethephon

CAS Number: 16672-87-0

Basic Information

The chemical structure of Ethephon Synonym(s): 2-Chloroethanephosphonic acid; 2-chloroethyl phosphonic acid; Arvest; Bromeflor; Cerone; Chlorethephon; (chloroethyl)phosphonate; Ethrel; Flordimex; Florel; Prep
Formula: C2H6ClO3P
 Molecular Weight: 144.494
 Melting Point (°C): 74 - 75
Contaminant Type: Ethephon is a contaminant with other or multiple types of use.
Notes: It is a plant growth regulator

Solubility (in water)

  • Solubility: 1 kg/l g
    Temperature (°C): 23

Toxicity Effects

  • Organism Type: Birds g
    Common Name: Mallard
     Scientific Name: Anas platyrhynchos
     Toxicity: 1988 mg/kg
     Test: LD50
  • Organism Type: Birds g
    Common Name: bobwhite quail
     Scientific Name: Colinus virginianus
     Toxicity: 1072 mg/kg
     Test: LD50
  • Organism Type: Fish g
    Common Name: Bluegill
     Scientific Name: Lepomis macrochirus
     Toxicity: 180 mg/l
     Test: 96h LC50
  • Organism Type: Fish g
    Common Name: Rainbow trout
     Scientific Name: Oncorhynchus mykiss
    Toxicity: 720 mg/l
     Test: 96h LC50
  • Organism Type: Mammals c
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: >5000 mg/kg
     Test: LD50
     Formulation: Ethreal
  • Organism Type: Mammals g
    Common Name: Rat
     Scientific Name: Muridae (Family)
     Toxicity: 3030 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.
g Meister, R. T., and C. Sine (Ed). 2003. Crop Protection Handbook, volume 89. Meister Publishing Company, Willoughby, OH.