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Improved Method for Preparation of 3-(1H-Indol-3-yl)benzofuran-2(3H)-ones |
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| Authors: | Igor Yu Grishin Nikolai A Arutiunov Dmitrii A Aksenov Nicolai A Aksenov Alexander V Aksenov Amina Z Gasanova Elena A Sorokina Carolyn Lower Michael Rubin |
| Institution: | 1.Department of Chemistry and Pharmacy, North Caucasus Federal University, 1a Pushkin St., 355017 Stavropol, Russia; (N.A.A.); (D.A.A.); (N.A.A.); (A.V.A.); (A.Z.G.);2.Organic Chemistry Department, Peoples’ Friendship University of Russia (RUDN University), 6 Miklukho-Maklaya St., 117198 Moscow, Russia;3.Department of Chemistry, University of Kansas, 1567 Irving Hill Road, Lawrence, KS 66045, USA; |
| Abstract: | 3-(1H-Indol-3-yl)benzofuran-2(3H)-ones were efficiently accessed via polyphosphoric acid-mediated condensation of 3-(2-nitrovinyl)-1H-indoles with phenols. |
| Keywords: | nitroalkanes Brø nsted acid catalysis indoles rearrangements cascade transformations |