Improved Method for Preparation of 3-(1H-Indol-3-yl)benzofuran-2(3H)-ones
Journal article published in 2022 by
Igor Y.-U. Grishin 
,
Elena А. Sorokina,
Nikolai A. Arutiunov,
Dmitrii A. Aksenov,
Nicolai A. Aksenov ,
Alexander V. Aksenov ,
Amina Z. Gasanova,
Elena A. Sorokina,
Carolyn Lower,
Michael Rubin
,
Elena А. Sorokina,
Nikolai A. Arutiunov,
Dmitrii A. Aksenov,
Nicolai A. Aksenov ,
Alexander V. Aksenov ,
Amina Z. Gasanova,
Elena A. Sorokina,
Carolyn Lower,
Michael Rubin
This paper is made freely available by the publisher.
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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.