2-azido-N-(pyridin-2-yl)acetamide 、
3-de-O-cladinosyl-11,12-di-O-iso-butyryl-3-O-propargyl-8,9-anhydroerythromycin 在
copper(I) sulfate 、
铜 、 copper(II) sulfate 作用下,
以
水 、
叔丁醇 为溶剂,
反应 12.0h,
以92%的产率得到[(2R,3R,4R,5R,8R,9S,10S,11R,12R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-5-ethyl-2,4,8,10,12,14-hexamethyl-4-(2-methylpropanoyloxy)-7-oxo-9-[[1-[2-oxo-2-(pyridin-2-ylamino)ethyl]triazol-4-yl]methoxy]-6,15-dioxabicyclo[10.2.1]pentadec-1(14)-en-3-yl] 2-methylpropanoate