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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 25, 1995 - Issue 8
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Original Articles

Benzotriazole-1-carboxamidinium Tosylate: An Alternative Method for the Conversion of Amines to Guanidines

Alan R. Katritzky Center for Heterocyclic Compounds, Department of Chemistry, University of Florida, Gainesville, FL, 32611-7200, USA
,
Roslyn L. Parris Center for Heterocyclic Compounds, Department of Chemistry, University of Florida, Gainesville, FL, 32611-7200, USA
,
Steven M. Allin Center for Heterocyclic Compounds, Department of Chemistry, University of Florida, Gainesville, FL, 32611-7200, USA
&
Peter J. Steel Department of Chemistry, University of Canterbury, Christchurch, 1, New Zealand
Pages 1173-1186 | Received 11 Oct 1994, Published online: 23 Sep 2006
 
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Abstract

A novel, effective and convenient reagent for the conversion of amines to guanidines is presented. Various primary and secondary amines react with benzotriazole-1-carboxamidinium tosylate (1) to give the corresponding guanidines in good yields under mild conditions.

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