1,3-dipolar cycloaddition: Click chemistry for the synthesis of 5-substituted tetrazoles from organoaluminum azides and nitriles

被引:155
作者
Aureggi, Valentina [1 ]
Sedelmeier, Gottfried [1 ]
机构
[1] Novartis Pharma AG, Chem & Analyt Dev, CH-4057 Basel, Switzerland
关键词
azides; cycloaddition; nitriles; sartans; tetrazoles;
D O I
10.1002/anie.200701045
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cheap and safe: Conventional methods to prepare tetrazoles employ dangerous, toxic reagents. A new route to these heterocycles (see scheme) uses inexpensive and nontoxic dialkyl aluminum azides. The cycloaddition occurs under mild conditions and tolerates a variety of functional groups. The low cost and ecocompatibility make this process attractive for large-scale preparation. (Chemical Equation Presented). © 2007 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:8440 / 8444
页数:5
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