\(\underset{\begin{smallmatrix}
2\,-\,oc\tan ol \\
(optically\,\,active)
\end{smallmatrix}}{\mathop{\begin{matrix}
C{{H}_{3}}-\overset{*}{\mathop{C}}\,H-{{(C{{H}_{2}})}_{5}}-C{{H}_{3}} \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
:\underset{\scriptscriptstyle\centerdot\centerdot}{O}H\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix}}}\,\)\(\xrightarrow{{dil\,.\,acid}}\,C{H_3} - CH = CH - {(C{H_2})_4} - C{H_3}\)
$\begin{array}{*{20}{c}} {C{H_2}OH} \\ {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ {C{H_2}OH} \end{array}$ $+$ ઓક્ઝેલિક ઍસિડ $\xrightarrow{{{{210}^o}C}}$ $\quad\quad X$
$\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad$(મુખ્ય નીપજ)