What happens when phenol is heated with phthalic anhydride in presence of conc. H2SO4?

Asked by Topperlearning User | 7th Jun, 2016, 03:11: PM

Expert Answer:

When Phenol is heated with phthalic anhydride in presence of conc H2SO4, Phenolphthalein is formed.

Answered by  | 7th Jun, 2016, 05:11: PM