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Uncatalyzed addition of indoles and N-methylpyrrole to 3-formylchromones: synthesis of (chromon-3-yl)bis(indol-3-yl)methanes and E-2-hydroxy-3-(1-methylpyrrol-2-ylmethylene)chroman-4-ones under solvent-free conditions |
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| Authors: | Vyacheslav Ya Sosnovskikh Roman A Irgashev |
| Institution: | Department of Chemistry, Ural State University, 620083 Ekaterinburg, Russia |
| Abstract: | (Chromon-3-yl)bis(indol-3-yl)methanes and E-2-hydroxy-3-(1-methylpyrrol-2-ylmethylene)chroman-4-ones have been obtained in good yields from 3-formylchromones on reaction with indoles and N-methylpyrrole under solvent-free conditions. |
| Keywords: | 3-Formylchromones Indoles N-Methylpyrrole Conjugate addition (Chromon-3-yl)bis(indol-3-yl)methanes E-2-Hydroxy-3-(1-methylpyrrol-2-ylmethylene)chroman-4-ones |
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