Question

Aniline and methylamine can be dis tinguished by which chem

Answer 1

Methylamine and aniline can be distinguished using the azo-dye test. A dye is obtained when aromatic amines react with at , followed by a reaction with the alkaline solution of 2-naphthol. The dye is usually yellow, red, or orange in colour. Aliphatic amines give a brisk effervescence due (to the evolution of gas) under similar conditions.

Answer 2

aniline can convert to diazoniumchloride
then diazonium chloride coupling reaction .

methylamine also respond to the diazo reaction . but methyl aluminium chloride don't respond to the coupling reaction.

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