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प्रश्न
Write a short note on the following.
Carbylamine reaction
उत्तर
Aliphatic (or) aromatic primary amines react with chloroform and alcoholic KOH to give isocyanides (carbylamines), which have an unpleasant smell. This reaction is known as the carbylamines test. This test is used to identify the primary amines.
\[\ce{\underset{(Ethylamine)}{C2H5 - NH2} + \underset{(Chloroform)}{CHCl3 + 3KOH} -> \underset{Ethylisocyanide}{C2H5 - NC + 3KCl} + 3H2O}\]
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संबंधित प्रश्न
Choose the most correct option.
Which type of amine does produce N2 when treated with HNO2?
A tertiary amine is an organic compound ____________.
Write a short note on the following.
Ammonolysis
How will you distinguish between primary secondary and tertiary aliphatic amines?
Arrange the following.
In decreasing order of the pKb values C2H5NH2, C6H5NHCH3, (C2H)2NH and CH3NH2.
How will you prepare propan-1-amine from propanamide?
(C2H5)2CHNH2. The following amine can be classified as:
Assertion A: Aniline on nitration yields ortho, meta and para nitro derivatives of aniline.
Reason R: Nitrating mixture is a storng acidic mixture.
In the light of the above statements, choose the correct answer from the options given below:
Write a short note on the following.
Ammonolysis
Name the distinguishing test for differentiating 1° amine from 2° and 3° amine.
