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Synthesis 2013; 45(3): 365-369
DOI: 10.1055/s-0032-1316834
DOI: 10.1055/s-0032-1316834
paper
Efficient Synthesis of 5H-Indazolo[3,2-b]-1,3,4-benzotriazepines by a Tandem Aza-Wittig Cyclization
Further Information
Publication History
Received: 01 November 2012
Accepted after revision: 03 December 2012
Publication Date:
17 December 2012 (online)
Abstract
5H-Indazolo[3,2-b]-1,3,4-benzotriazepines were directly prepared by the reaction of azides with triphenylphosphine via a tandem aza-Wittig cyclization in good yields.
Key words
5H-indazolo[3,2-b]-1,3,4-benzotriazepine - aza-Wittig reaction - tandem reaction - iminophosphorane - azideSupporting Information
- for this article is available online at http://www.thieme-connect.com/ejournals/toc/synthesis.
- Supporting Information
-
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