Solved: The sulfonation of an aromatic ring with SO3 and H2SO4 is reversible. That is
Chapter 6, Problem 16.38(choose chapter or problem)
The sulfonation of an aromatic ring with SO3 and H2SO4 is reversible. That is, heating benzenesulfonic acid with H2SO4 yields benzene. Show the mechanism of the desulfonation reaction. What is the electrophile?
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