Question

4. How will you distinguish between primary secondary and tertiary amines?​

Answer 1

The Hinsberg test, which can distinguish primary, secondary, and tertiary amines, is based upon sulfonamide formation. In the Hinsberg test, an amine is reacted with benzene sulfonyl chloride. ... If the sulfonamide that forms dissolves in aqueous sodium hydroxide solution, it is a primary amine.