How will you prepare benzaldehyde from phenol?

Solution

Step 1. Phenol on treatment with chloroform and KOH (Reimer-Tiemann reaction) yields salicylaldehyde.
2. Salicylaldehyde on distillation with zinc dust will form benzaldehyde.

Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of products of the following reactions:

Arrange the following compounds in increasing order of their boiling points:
CH₃CHO, CH₃CH₂OH, CH₃OCH₃, CH₃CH₂CH₃.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Ethanal, Propanal, Propanone, Butanone.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.

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Aldehydes, Ketones And Carboxylic Acids

How will you prepare benzaldehyde from phenol?

Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of products of the following reactions:

Arrange the following compounds in increasing order of their boiling points:
CH₃CHO, CH₃CH₂OH, CH₃OCH₃, CH₃CH₂CH₃.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Ethanal, Propanal, Propanone, Butanone.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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Aldehydes, Ketones And Carboxylic Acids

How will you prepare benzaldehyde from phenol?

Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of products of the following reactions:

Arrange the following compounds in increasing order of their boiling points:CH3CHO, CH3CH2OH, CH3OCH3, CH3CH2CH3.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions: Ethanal, Propanal, Propanone, Butanone.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions: Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Arrange the following compounds in increasing order of their boiling points:
CH₃CHO, CH₃CH₂OH, CH₃OCH₃, CH₃CH₂CH₃.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Ethanal, Propanal, Propanone, Butanone.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:
Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.