Abstract
Acylatton of phenols with acetic anhydride in the presence of 70% perchloric acid results in the synthesis of hydroxyaryl methyl ketones and substituted benzopyrylium salts.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 176–180, February, 1974.
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Dorofeenko, G.N., Tkachenko, V.V. Synthesis of o- and p-hydroxyacetophenones and 2-methyl-4,6-diarylpyrylium and 2-aryl-4-methyl-benzopyrylium salts by acetylation of some phenols. Chem Heterocycl Compd 10, 154–157 (1974). https://doi.org/10.1007/BF00487769
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DOI: https://doi.org/10.1007/BF00487769