Synthesis 2001(16): 2477-2483
DOI: 10.1055/s-2001-18715
PAPER
© Georg Thieme Verlag Stuttgart · New York

Synthesis of β-Carbolines from 2-Acyl-1-benzenesulfonyl-3-iodo-1H-indoles

Giorgio Abbiati, Egle M. Beccalli, Alessandro Marchesini, Elisabetta Rossi*
Istituto di Chimica Organica, Facoltà di Farmacia, Università degli Studi di Milano, Via Venezian, 21 20133 Milano, Italy
Fax: +39(2)58354476; e-Mail: Elisabetta.Rossi@unimi.it;
Further Information

Publication History

Received 13 July 2001
Publication Date:
05 August 2004 (online)

Abstract

2-Acyl-1-benzenesulfonyl-3-iodo-1H-indoles and 1-benzenesulfonyl-3-iodo-1H-indole-2-carbaldehyde give in satisfactory yields 1,3- and 3-substituted-β-carbolines, respectively, by combined palladium-catalyzed coupling with alk-1-ynes followed by 6-endo-dig cycloamination reactions.