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Question
Starting from CH3MgI, How will you prepare the following?
Methyl cyanide
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Solution
Methyl magnesium iodide reacts with cyanogen chloride to give methyl cyanide.
\[\begin{array}{cc}
\phantom{......................................}\ce{Cl}\\
\phantom{....................................}/\\
\ce{\underset{\text{Cyanogen chloride}}{CH3 MgI + CNCl} -> \underset{\text{Methyl cyanide}}{CH3CN + Mg}}\\
\phantom{....................................}\backslash\\
\phantom{......................................}\ce{I}
\end{array}\]
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