Improved Synthesis of 5-Substituted 1H-Tetrazoles via the [3+2] Cycloaddition of Nitriles and Sodium Azide Catalyzed by Silica Sulfuric Acid

نویسندگان

  • Zhenting Du
  • Changmei Si
  • Youqiang Li
  • Yin Wang
  • Jing Lu
چکیده

A silica supported sulfuric acid catalyzed [3+2] cycloaddition of nitriles and sodium azide to form 5-substituted 1H-tetrazoles is described. The protocol can provide a series of 5-substituted 1H-tetrazoles using silica sulfuric acid from nitriles and sodium azide in DMF in 72%-95% yield.

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عنوان ژورنال:

دوره 13  شماره 

صفحات  -

تاریخ انتشار 2012