Question:medium

Anilinium hydrogen sulphate on heating at 453–473 K produces which of the following as a major product ?

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Sulphanilic acid → rearranges → anthranilic acid.

Updated On: Feb 24, 2026

2-aminobenzene sulphonic acid
benzene sulphonic acid
2-aminobenzoic acid
sulphalinic acid

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The Correct Option is C

Solution and Explanation

Upon heating, anilinium hydrogen sulphate undergoes a Hofmann rearrangement to yield anthranilic acid (2-aminobenzoic acid).

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