Phenol can be converted to o-hydroxybenzaldehyde by **[Kerala CEE 2011]**

JEE Main Chemistry question

Phenol can be converted to -hydroxybenzaldehyde by **[Kerala CEE 2011]**

(A)Kolbe's reaction
(B)Reimer-Tiemann reactionCorrect
(C)Wurtz reaction
(D)Cannizaro reaction

Answer: (B)

Solution

The Reimer–Tiemann reaction converts phenol directly to -hydroxybenzaldehyde (salicylaldehyde) using chloroform and aqueous NaOH via a dichlorocarbene intermediate. Kolbe's reaction instead introduces

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Question ID VK-148535