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Aromatic amines are important synthetic intermediates.

i) What are the products obtained when aniline is treated with bromine water?

ii) How will you convert nitrobenzene to aniline?

iii) Write down the Isocyanide test for the primary amines.

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i) Aniline reacts with bromine water at room temperature to give a white precipitate of 2,4,6 tribromoaniline.

ii) Nitrocompounds on reduction gives amines.

iii) Primary amines on heating with chloroform and ethanolic KOH, foul-smelling substances known as isocyanides or carbylamines are formed

R−NH2+CHCl3+3KOH  \(\overset{Heat}{\longrightarrow}\) R−NC+3KCl+3H2O

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