Catalytic direct C-acylation of phenol and naphthol derivatives using carboxylic acids as acylating reagents

Article abstract of DOI:10.1016/0040-4039(96)00790-3

Direct regioselective C-acylation of phenol and naphthol derivatives was carried out by using carboxylic acids as acylating reagents. The reactions proceeded smoothly in the presence of a catalytic amount of Hf(OTf)₄ to afford the corresponding aromatic ketones in good yields.