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journal contribution
posted on 2015-06-10, 18:43authored byDenis N. Tomilin, Lyubov N. Sobenina, Marina V. Markova, Maxim D. Gotsko, Igor A. Ushakov, Vladimir I. Smirnov, Alexander V. Vaschenko, Albina I. Mikhaleva, Boris A. Trofimov
5-Acylethynylpyrrole-2-carbaldehydes have been synthesized from the protected pyrrole-2-carbaldehydes by their transition-metal-free topochemical mechanoactivated ethynylation with acylbromoacetylenes in a solid Al2O3 medium (room temperature, 6 h, 41–54% yields).