MCQ
Maximum enol content is in
- A
- ✓
- C
- D
✓
Answer
Correct option: B.
b
Maximum enol content is in structure $(b)$ because here the enol form is stabilised by $H-$ bonding.
Maximum enol content is in structure $(b)$ because here the enol form is stabilised by $H-$ bonding.
$\underset{\begin{smallmatrix}
keto\,\,form \\
(Acetylacetone)
\end{smallmatrix}}{\mathop{\begin{matrix}
O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O \\
||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|| \\
C{{H}_{3}}-C-C{{H}_{2}}-C-C{{H}_{3}} \\
\end{matrix}}}\,$ $ \rightleftharpoons $ $\mathop {\begin{array}{*{20}{c}}
{O - H - - O} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\
{C{H_3} - C = CH - C - C{H_3}}
\end{array}}\limits_{enol\,\,form} $
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