sulfonation of benzene has the following mechanism

Sulfonation of benzene involves heating benzene with fuming sulfuric acid (H2SO4 + SO3) to yield benzenesulfonic acid. This reaction is reversible in nature. Here is the reaction with a concise explanation: Here is a step-by-step mechanism for the sulphonation of benzene: Step 1: Formation of electrophile Sulphur trioxide (SO3) reacts with sulfuric acid (H2SO4) to … Read more