Q2 of 81 Page 400

Give one chemical test to distinguish between the following pairs of compounds.

Methylamine and dimethylamine

The best test for distinguishing methyl amine and dimethylamine is the Carbylamines test.


Carbylamine Test: Aliphatic and aromatic primary amines on heating with chloroform and ethanolic potassium hydroxide form foul-smelling isocyanides or carbylamines.


In this case, Methylamine (which is an aliphatic primary amine) gives a positive carbylamine test while dimethylamine wont.


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