\(\,\begin{array}{*{20}{c}}
O \\
{||} \\
{C{H_3} - C - C{H_3}}
\end{array}\xrightarrow[{(ii)\,{H^ + }/{H_2}O}]{{(i)\,C{H_3}MgBr}}\,\begin{array}{*{20}{c}}
{\,\,\,\,OH} \\
| \\
{C{H_3} - C - C{H_3}} \\
| \\
{\,\,\,\,C{H_3}}
\end{array} + \,Mg(OH)Br\)

એસિટોન $\xrightarrow[(ii) \mathrm{H}_{2} \mathrm{O}, \mathrm{H}^{+}]{(i) \,\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr},\, dry \,Ether}$ નિપજ
