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Furyl(aryl)methanes and Their Derivatives. Part 22. Furan Ring Opening-Indole Ring Closure: A New Modification of the Reissert Reaction for Indole Synthesis. -Treatment of 2-tosylaminobenzylfurans (III) with refluxing ethanolic HCl results in formation of indole derivatives (IV) via a new modification of the Reissert reaction. -(BUTIN, ALEXANDER V.; STROGANOVA, TAT'YANA A.; LODINA, IRINA V.; KRAPIVIN, GEN-NADY D.; Tetrahedron Lett. 42 (2001) 10, 2031-2033; Kuban State Technol. Univ., Krasnodar 350072, Russia; EN)

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For this synthesis, we propose a modification of the reaction procedure described in [1].[...]