question_answer

The major product of the following reaction is

A)                   

B)

C)                             

D)

Correct Answer: A

Solution :

[a] In step 1, when phenol reacts with chloroform in presence of \[NaOH\] then salicyaldehyde is formed. This reaction is known as Reimer-Tiemann reaction In step 2, the formed salicylaldehyde then undergoes Cannizzro reaction with formaldehyde in presence of strong base to give an oxidised product (minor) and reduced product (major).