4.4 Article

A smooth access to benzotriazoles via azide-benzyne cycloaddition

Journal

TETRAHEDRON
Volume 64, Issue 49, Pages 11325-11327

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tet.2008.08.115

Keywords

Benzotriazole; Cycloaddition; Benzyne; Azide; Cesium fluoride

Funding

  1. CSIR, New Delhi

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A facile synthesis of 1-alkyl benzotriazoles is achieved through fluoride triggered azide-benzyne cycloaddition. Various alkyl azides were treated with 2-(trimethylsilyl) phenyl triflate in the presence of CsF in acetonitrile to afford the corresponding substituted benzotriazoles in good yield. (C) 2008 Elsevier Ltd. All rights reserved.

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