Fries Rearrangement with mechanism and it’s Application

The Fries rearrangement is an organic reaction which involves the conversion of phenolic esters into hydroxyaryl ketones on heating in the presence of a catalyst Such as HF, AlCl3, BF3 etc. Phenolic esters on heating with aluminium trichloride (Lewis acid) give o and p- acyl phenol. This is known as Fries rearrangement. A mixture of ortho- and … Read more