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Question
How acetone is converted into propane.
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Solution
\[\begin{array}{cc}
\ce{CH3}\phantom{...........................................}\\
|\phantom{...........................................}\\
\ce{\underset{(Acetone)}{CH3 - C = O }+ 4[H] ->[Zn-Hg][conc{.} HCl] \underset{(propane)}{CH3CH2CH3}}\\
\end{array}\]
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\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{.................}\ce{R}\phantom{..}\ce{H}\phantom{................}\\ \phantom{...}\backslash\phantom{..................}\backslash/\phantom{..........}\phantom{.......}\\ \ce{C = O ->[H2NNH2][KOH/glycol] C + N2 + H2O}\\ \phantom{}/\phantom{............}\phantom{.......}/\phantom{}\backslash\phantom{...............}\\ \phantom{}\ce{R}\phantom{..................}\ce{R}\phantom{..}\ce{H}\phantom{...............} \end{array}\]
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\[\begin{array}{cc}
\ce{O}\phantom{........}\\
||\phantom{........}\\
\ce{\underset{(Acetone)}{CH3 - C - CH3}->[CrO3] B}
\end{array}\]
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