N-Substituted 2-methylimidazoles, on treatment with aroyl chlorides in MeCN–Ct3N, are transformed into (2a–f) in a simple, high yield process; hydrolysis thereof produces the title compounds (3a–f).
L. A. M. Bastiaansen, A. A. Macco and E. F. Godefroi, J. Chem. Soc., Chem. Commun., 1974, 36 DOI: 10.1039/C39740000036
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