Synlett 2005(18): 2796-2798  
DOI: 10.1055/s-2005-918931
LETTER
© Georg Thieme Verlag Stuttgart · New York

Enantioselective Synthesis of Chiral α-Aminoalkyl-1,2,3-triazoles Using a Three-Component Reaction

Nina Gommermann, Anna Gehrig, Paul Knochel*
Ludwig-Maximilians-Universität München, Department Chemie und Biochemie, Butenandtstr. 5-13, Haus F, 81377 München, Germany
Fax: +49(89)218077680; e-Mail: paul.knochel@cup.uni-muenchen.de;
Further Information

Publication History

Received 6 September 2005
Publication Date:
10 October 2005 (online)

Abstract

A range of chiral α-aminoalkyl-1,2,3-triazoles have been prepared in a modular fashion in 3 steps with up to 98% ee. The key step is a CuBr/Quinap-catalyzed enantioselective asymmetric three-component synthesis of propargylamines.