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Paper | Regular issue | Vol 41, No. 9, 1995, pp.1987-1998
Published online, 1st January, 1970
DOI: 10.3987/COM-95-7102
Heck Annulation on 2-Position of Indoles or 1H-Pyrrolo[2,3-b]pyridine

Eric Desarbre and Jean-Yves Mérour

*Laboratoire de Chimie Bioorganique et Analytique, URA-CNRS n°499, Université d'Orléans, BP 6759, 45067 Orléans Cedex 2, France

Abstract

1-Substituted 3-formylindoles lead to annulated indolo[2,1-a]isoquinoline or pyrrolophenanthridine via palladium coupling. Under the same conditions 1-substituted 7-azaindoles afforded the 7-aza analogues.