In a chemistry practical class, the teacher gave his students an amine 'X' having molecular formula C₂H₇N, and asked the students to identify the type of amine. One of the students, Neeta, observed that it reacts with C₆H₅SO₂Cl, to give a compound which dissolves in NaOH solution. Can you help Neeta to identify the compound 'X'?
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Ethylamine is a primary amine, and it forms soluble sulfonamides with sulfonyl chlorides.
The reaction of the amine 'X' with C₆H₅SO₂Cl (benzenesulfonyl chloride) suggests the formation of a sulfonamide. The amine reacts with sulfonyl chloride to form a sulfonamide, which is soluble in NaOH solution.
The molecular formula C₂H₇N corresponds to ethylamine, which is a primary amine.
Therefore, 'X' is ethylamine.