Fig. 5: Mechanistic experiments.
From: Atroposelective interrupted CuAAC reaction using cyclic diaryliodoniums
a–b The effect of K2CO3 and attempted cycloaddition between 1a and 14. c Three-component reaction of 1a, 3a and alkynyl copper intermediate 2a-Cu. d Analysis the reaction progress by 1H NMR.
