NTA Abhyas JEE Main2020ChemistryAminesPractice
Hinsberg reagent is benzenesulfonyl chloride. In aqueous K O H this reacts with primary amine ( R N H 2 ) to give a clear solution which on acidification gives a white precipitate, which is due to the formation of
Options
- AR - N H S O 2 C 6 H 5
- BC 6 H 5 S O 2 N H 2
- CR - N - S O 2 C 6 H 5 K +
Correct answer
A. R - N H S O 2 C 6 H 5
Step-by-step solution
The primary amines initially form sulfonamide which deprotonated by base giving water soluble salt.