Question

Hinsberg's reagent is ______.

Options

• benzene sulphonyl chloride

• benzene sulphonic acid

• sodium benzene sulphonate

• benzene sulphonamide

Answer 1

Hinsberg's reagent is benzene sulphonyl chloride.

Explanation:

The reagent used by Hinsberg is benzene sulphonyl chloride. C₆H₅SO₂Cl is its molecular formula. This reagent is used to differentiate between primary (1°), secondary (2°), and tertiary (3°) amines.