Preparation of Phenols

IMPORTANT

Preparation of Phenols: Overview

In this topic, we will understand the method of preparation of phenols. It discusses the formation of phenol from haloarenes, benzene sulphonic acids, diazonium salts and cumene. It also highlights their structures.

Important Questions on Preparation of Phenols

MEDIUM
IMPORTANT

Reagents required to perform the given transformation:

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MEDIUM
IMPORTANT

The major aromatic product of the following reaction sequence is

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HARD
IMPORTANT

The major product of the following reaction is

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MEDIUM
IMPORTANT

Consider the following reaction.

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The major products P and Q of the reaction are

MEDIUM
IMPORTANT

Identify the products (X)and (Y) of the following reaction:

cumene  (i)O2H2O/H+(ii)(X)+(Y)

MEDIUM
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In the following reaction

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X and Y, respectively are:

HARD
IMPORTANT

C6H5SO3HH3O+NaOH, 350CA

The product A is

MEDIUM
IMPORTANT

Isopropyl benzene on aerial oxidation followed by acid hydrolysis of the resulting compound yields

EASY
IMPORTANT

What by-product is formed in the process of making phenol from cumene?

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EASY
IMPORTANT

In the reaction Question Imagethe products are

HARD
IMPORTANT

Which of the following reactions will yield phenol?

HARD
IMPORTANT

How is phenol prepared from aniline?

HARD
IMPORTANT

How is phenol prepared from Benzenesulphonic acid?

HARD
IMPORTANT

How is phenol prepared from isopropylbenzene?

EASY
IMPORTANT

What is the product formed when Iso-propy lbenzene is air oxidised in the presence of dilute acid?

MEDIUM
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Identify the product (Y):

PhOCOCH3AlCl3(X)NaOHI2(Y)

MEDIUM
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What are the expected products (B) and (C)?

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MEDIUM
IMPORTANT

Identify the reaction that would not produce phenol.

MEDIUM
IMPORTANT

Determine the major product to be formed.

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HARD
IMPORTANT

What are the products formed in the reaction of cumene with O2 followed by treatment with dil. HCl ?