MCQ
Which is the most suitable reagent for the following transformation ?

$\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,} \\ 
  {C{H_3} - CH = CH - C{H_2} - CH - C{H_3}} 
\end{array}$  $\longrightarrow $    $C{H_3} - CH = CH - C{H_2}C{O_2}H$

  • A
    Tollen’s reagent
  • $I_2 / NaOH$
  • C
    $CrO_2 Cl_2 / Cs_2$
  • D
    alkaline $KMnO_4$

Answer

Correct option: B.
$I_2 / NaOH$
b
Iodoform reaction can be used for this transformation.

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