c
\(\begin{array}{*{20}{c}}
{\,\,\,C{H_2}OH} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{CHOH} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{\,\,C{H_2}OH}
\end{array}\,\xrightarrow[{}]{{{H_2}S{O_4}}}\begin{array}{*{20}{c}}
{C{H_2}\,\,\,\,\,\,\,} \\
{||\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{\,\,\,CHO\,\,\,\,\,\,\,\,}
\end{array} + \,2{H_2}O\)
પ્રોપ \(-2-\) એનાલ (એક્રોલીન)