Copper(i) complexes as catalysts for the synthesis of N-sulfonyl-1,2,3-triazoles from N-sulfonylazides and alkynes

• DOI: 10.1039/b912835b
• Publication Date: 2009-11-28T03:06:16Z
• Authors: Israel Cano; M. Carmen Nicasio; Pedro J. Pérez
• Keywords: 01 natural sciences; 0104 chemical sciences

The well-defined complex [Tpm(*,Br)Cu(NCMe)]BF(4) efficiently catalyses the [3+2] cycloaddition between alkynes and N-sulfonylazides under mild conditions, with conversions comparable to others obtained with in situ generated catalytic systems previously described for this transformation.