Which of the following molecules is expected to rotate the plane of plane-polarised light ?
Two possible stereoisomers for
The given pair are
How many optically active (Lactide) product $(s)$ are formed in given reaction ?
$\begin{array}{*{20}{c}}
{OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - CH - COOH\xrightarrow{\Delta }}
\end{array}$
A naturally occurring substance has the constitution shown below. How many may have this constitution ?