Oxidative Addition of 4-Hydroxycoumarin to Alkenes. An Expeditious Entry to 2, 3-Dihydro-4 H-furo-[3, 2-c][1] benzopyran-4-ones1

…, G Cravotto, G Palmisano, R Annunziata

Index: Appendino, Giovanni; Cravotto, Giancarlo; Palmisano, Giovanni; Annunziata, Rita Synthetic Communications, 1996 , vol. 26, # 18 p. 3359 - 3371

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Citation Number: 13

Abstract

1: Dipartimento di Scienza e Tecnologia del Farmaco, Via Giuria 9, 10125 Torino, Italy. 2: Dipartimento di Chimica Organica e Industriale, Via Venezian 21, 20133 Milano, Italy ... ABSTRACT. In the presence of one-electron metal oxidants (CAN, MAH), 4- hydroxycoumarin (1) adds to alkenes to give 2,3-dihydro-4H-fbro[3,2- c][ l]benzopyran-4-ones. ... Over the past few years, considerable attention has been given to the oxidative ... (IV) ammonium nitrate (CAN)4 or ...