Skip to main content
. Author manuscript; available in PMC: 2012 Aug 2.
Published in final edited form as: Angew Chem Int Ed Engl. 2009;48(52):9879–9883. doi: 10.1002/anie.200905087

Scheme 1.

Scheme 1

Top: Reaction used for screening CuAAC catalysts and conditions. Below: Accelerating ligand 3 and additive 4 used in these studies. DMSO=dimethylsulfoxide.