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Trichloroethylene , also known as trichloroethene is an organic compound, a haloalkene with the chemical formula ClCHCCl2.
Trichloroethylene is unstable in the presence of a metal over prolonged exposure.
Trichloroethylene is a clear non-flammable liquid with a sweet smell. It melts at −73 °C and boils at 87.2 °C.
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Trichloroethylene can be synthesized by chlorinating ethylene over a ferric chloride catalyst to produce 1,2-dichloroethane, which is heated to 400 °C with additional chlorine, to yield trichloroethylene.
- CH2=CH2 + Cl2 → ClCH2CH2Cl
- ClCH2CH2Cl + 2 Cl2 → ClCH=CCl2 + 3 HCl
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