What is Hinsberg's reagent ?
Answer:- Benzene sulphonylchloride(C6H5SO2Cl) is called Hinsberg's reagent. ★It is a reagent to distinguish primary, secondary and tertiary amine. ★Tertiary amine do not respond Hinsberg's reagent.
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What is carbylamine reaction ?
ANSWER:- When primary amine reacts with chloroform and costic potas it gives alkyl isocyanide called carbylamine reaction. ★Secondary & Tertiary amine doesn't show carbylamine reaction.
Hoffmann bromamide reaction
Answer:- When acid amide react with bromine and excess of alkali like NaOH or KOH it gives primary amine containing one carbon less than that of parent acid. Therefore this reaction is also called Hoffmann bromamide degradation reaction. e.g
