Methods of Preparation of Amines

IMPORTANT

Methods of Preparation of Amines: Overview

This topic covers concepts, such as, Methods of Preparation of Amines, 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

Ethyl isocyanide on hydrolysis in acidic medium generates

MEDIUM
IMPORTANT

How will you convert benzene into N,N-dimethylaniline?

HARD
IMPORTANT

The source of nitrogen in Gabriel synthesis of amines is _____.(Potassium phthalimide/Potassium cyanide)

EASY
IMPORTANT

What is the product X in the given reaction?

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EASY
IMPORTANT

What is the product X in the given reaction?

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MEDIUM
IMPORTANT

Acetanilide on nitration followed by alkaline hydrolysis mainly gives

MEDIUM
IMPORTANT

Which of the following reactions will give a primary amine?

EASY
IMPORTANT

What is the product X in the given reaction?

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EASY
IMPORTANT

The most suitable reagent for the conversion of 2-phenylpropanamide into 1-phenylethylamine is:-

MEDIUM
IMPORTANT

Which of the following reagents would not be a good choice for reducing an aryl nitro compound to an amine?

MEDIUM
IMPORTANT

Bromoethane reacts with NH3 to from:

MEDIUM
IMPORTANT

Which one of the following gives secondary amine on reduction:

MEDIUM
IMPORTANT

Ethanamide on Hoffman degradation produces _____.(Methanamine/Ethanamine)

EASY
IMPORTANT

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The above reaction is conversion of Nitrobenzene to aniline. It is a _____ reaction for nitrobenzene as oxygen is removed.

EASY
IMPORTANT

Consider the following reaction,

C2H5Cl+AgCNEtOH/H2OX¯ (major)

Which one of the following statements is true for X¯?

(I) It gives propionic acid on hydrolysis
(II) It has an ester functional group
(III) It has a nitrogen linked to ethyl carbon
(IV) It has a cyanide group

MEDIUM
IMPORTANT

Identify the compound 'B' in the following series of reactions.

Ethanenitrile Na/alcoholA NaNO2 /dil.HClB

HARD
IMPORTANT

How many moles of methyl iodide are required to convert ethylamine, diethylamine and triethylamine into quaternary ammonium salt, respectively?

EASY
IMPORTANT

Aromatic amines can be prepared by the reaction of aryl halides with an alcoholic solution of ammonia.