2-Hydroxyacetophenones undergo upon nitration in acetic acid a substitution of the acyl by nitro group followed by an intramolecular 1,3-acyl shift reminescent of a retro-Fries rearrangement to yield phenyl esters.
2-羟基苯乙酮在
乙酸中硝化后,酰基被硝基取代,然后分子内的1,3-酰基转移再发光,从而形成
苯酯。