[Product Name]: Chlorpyrifos
[Synonyms]: O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate
[CAS RN]: 2921-88-2
[Molecular Weight]: 350.58
[Molecular Formula]: C₉H₁₁Cl₃NO₃PS
[Structure Formula]:

[Properties]:
Appearance: Technical chlorpyrifos is white crystalline solid with a mild sulfur odor.
Stability: Wide stability at room temperature.
Density: 1.398(43.5°C).
Melting Point: 41.5~43.5°C.
Vapour Pressure: 2.5mPa(25°C).
Solubility: 1.2mg/l in water, readily soluble in most organic solvents