|
|||||
|
|
Improved Method for Preparation of 3-(1H-Indol-3-yl)benzofuran-2(3H)-ones |
|
| 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 |
| Affiliation: | 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 |