You find to your surprise that the reaction of phenol with acetic anhydride and aluminum trichloride gives a mixture of two disubstituted products. Pick the best reason for why.

MCQS on the nomenclature, properties, and reactivity of ethers and epoxides, thiols and sulfides, conjugated dienes, benzene and other aromatic compounds, amines, aldehydes and ketones, carboxylic acids, carboxylic acid derivatives, and enols and enolates.