Question

Sulfonation, followed by desulfonation method cannot be used for separation of Aromatic compounds.

(a) True

(b) False

I had been asked this question in exam.

Question is taken from Desulfonation Reactions in section Sulfonation and Sulfation of Unit Processes

Answer 1

The correct choice is (b) False

To explain: Sulfonation, followed by desulfonation, has been used to separate mixtures of aromatic compounds not easily separable by distillation. Either or both steps can be selective.