Tests for Amines

IMPORTANT

Tests for Amines: Overview

In this topic, we will study the tests done for the detection of amines in a mixture. It describes each test done for the detection of this functional group. We will also learn about the test used to differentiate amines from other compounds.

Important Questions on Tests for Amines

HARD
IMPORTANT

Explain Hinsberg test for amines.

MEDIUM
IMPORTANT

_____ test is used to detect the presence of aniline.

HARD
IMPORTANT

What is the obseravtion for a positive nitrous acid test with aniline.

HARD
IMPORTANT

The mustard oil test can be used for distinction between primary aliphatic and primary aromatic amines.

MEDIUM
IMPORTANT

Hinsberg reagent is:

MEDIUM
IMPORTANT

During the Hinsberg's Test, which of the following primary amine is most likely to be detected as a secondary amine?

HARD
IMPORTANT

The Hinsberg test of a C5H14N2 compound produces a solid that is insoluble in 10% aq. NaOH . This solid derivative dissolves in 10% aq. Sulfuric acid. Which of the following would best fit these facts?

MEDIUM
IMPORTANT

C3H9 N reacts with Hinsberg reagent and the product is insoluble in alkali but soluble in ether. This nitrogen containing compound is

HARD
IMPORTANT

An organic compound 'X' having molecular formula C3H11N reacts with p-toluene sulphonyl chloride to form a compound 'Y' that is soluble in aqueous KOH. Compound 'X' is optically active and reacts with acetyl chloride to form compound 'Z'. Identify the compound 'Z'.

HARD
IMPORTANT

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and




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could be distinguished by -

HARD
IMPORTANT

Which one of the following methods is neither meant for the synthesis nor for separation of amines?

HARD
IMPORTANT

RNH2 reacts with C6H5SO2Cl in aqueous KOH to give a clear solution. On acidification a precipitate is obtained which is due to the formation of

HARD
IMPORTANT

The following reaction constitutes :

RNH 2 + S = C = S H 2 S HgCl 2 R - N = C = S Alkyl isothiocyanate + H 2 S

HARD
IMPORTANT

The following reaction constitutes :

RNH 2 + S = C = S H 2 S HgCl 2 R - N = C = S Alkyl isothiocyanate + H 2 S

HARD
IMPORTANT

The following reaction constitutes :
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HARD
IMPORTANT

Which one of the following compounds will dissolve in an alkali solution after it has undergone reaction with Hinsberg reagent?

EASY
IMPORTANT

Among the following compounds, which one is Hinsberg reagent 

EASY
IMPORTANT

Hinsberg's reagent is :

EASY
IMPORTANT

Hinsberg's reagent is :

EASY
IMPORTANT

Hinsberg's reagent is :