Methods of Preparation of Amines

IMPORTANT

Methods of Preparation of Amines: Overview

This topic consists of various concepts like Preparation of Amines by Reduction of Nitriles,Preparation of Amines by Gabriel's Phthalimide Reaction,Preparation of Amines by Hoffmann's Bromamide Degradation Reaction, etc.

Important Questions on Methods of Preparation of Amines

EASY
IMPORTANT

What are the reagents required to complete the process:

(i) Ethyl cyanide to ethyl amine

(ii) Butan-1-ol to butanoic acid

HARD
IMPORTANT

Which of the following reaction is involved in the preparation of primary amines:

(i)       Hofmann’s bromide reaction and

(ii)     Gobriel phthalimide synthesis

MEDIUM
IMPORTANT

Which of the following reaction is involved in the preparation of primary amines:
(i) Hoffmann bromamide reaction and
(ii) Gabriel phthalimide synthesis

MEDIUM
IMPORTANT

Ethyl isocyanide on hydrolysis in acidic medium generates

HARD
IMPORTANT

The product formed from the following reaction sequence is :

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MEDIUM
IMPORTANT

Complete the following reaction:

CH3COOHND3(A)KOHBr2(B)

HARD
IMPORTANT

The total number of sp2 hybridised carbon atoms in the major product P (a non-heterocyclic compound) of the following reaction is

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MEDIUM
IMPORTANT

The compound which gives propanamide on treatment with bromine in an aqueous solution of NaOH is

HARD
IMPORTANT

Which of the following reactions will NOT give primary amine as the product?

MEDIUM
IMPORTANT

The major product ‘P’ formed in the following sequence of reactions is

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MEDIUM
IMPORTANT

Compoun 'B' is
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MEDIUM
IMPORTANT

Number of isomeric aromatic amines with molecular formula C8H11N, which can be synthesized by Gabriel Phthalimide synthesis is _____.

MEDIUM
IMPORTANT

The major product formed in the following reaction is

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MEDIUM
IMPORTANT

How many compounds can be easily prepared by Gabriel Phthalimide synthesis, which on reaction with Hinsberg reagent produces a compound which is soluble in KOH?

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MEDIUM
IMPORTANT

Complete the following reaction :

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HARD
IMPORTANT

How to convert phenyl isocyanide to benzene

MEDIUM
IMPORTANT

The product of the following reaction is

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HARD
IMPORTANT

Which of the following would be among the products of the reactions between ammonia reacts with bromoethane?

 (i) CH3CH2NH2 (ii) (CH3CH2)2NH (iii) (CH3CH2)3N (iv) (CH3CH2)4N +Br-

HARD
IMPORTANT

Write the chemical equations for the following reaction:

Ammonolysis of benzyl chloride and reaction of amine so formed with two moles of CH3Cl.

HARD
IMPORTANT

Write the chemical equations for the following reaction:

Reaction of ethanolic NH3 with C2H5Cl.