Prepare 1,2 dichloroethane from ethyne
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Ethyne to 1,2 dichloroethane
H₂/PdBaSO₄ Cl₂/CCl₄
1. CH≡CH → CH₂=CH₂ → CH₂Cl-CH₂Cl
Ethyne to 1,1 dichloroethane
2. CH≡CH + 2HCl → CHCl₂ - CH₃
H₂/PdBaSO₄ Cl₂/CCl₄
1. CH≡CH → CH₂=CH₂ → CH₂Cl-CH₂Cl
Ethyne to 1,1 dichloroethane
2. CH≡CH + 2HCl → CHCl₂ - CH₃
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Explanation:
CH3 triple bond CH3 → CH2=CH2 → CH2 Cl – CH2 Cl
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