Tetrahedron letters

Synthesis of 1-aryl-tetralins and 4-aryl-benzopyrans by sulfoxide-mediated benzylic carbocation cyclizations

A Volonterio, M Zanda

Index: Volonterio, Alessandro; Zanda, Matteo Tetrahedron Letters, 2005 , vol. 46, # 50 p. 8723 - 8726

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Citation Number: 9

Abstract

An alkylation/cyclization sequence, with both steps mediated by the ortho-N- methylformamido-phenylsulfinyl function, provided two new C–C bonds and an efficient entry to 1-aryl-tetralins and 4-aryl-benzopyrans. Scope and limits of the process have been studied in detail.