In the following reaction product ' $\mathrm{P}$ ' is:

• A

  $\mathrm{RCH}_2 \mathrm{OH}$
• B

  $\mathrm{RCOOH}$
• Correct answer
  C

  $\mathrm{RCHO}$
• D

  $\mathrm{RCH}_3$

Solution

The given reaction represents Rosenmund's reaction. Mechanism of Rosenmund's reaction

Hence, the correct answer is option: 'C'.