Question
Complete the following reaction by identifying A, B and C.
$\text{A}+\text{H}_2\text{(g)}\xrightarrow{ \ \ \text{Pd/BaSO}_4\ \ }\text{(CH}_3)_2\text{CH}-\text{CHO}$

Answer

$\text{A}=\text{(CH}_3)_2\text{CH}-\text{C}-\text{Cl}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ||\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{O}$

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