8-羟基喹啉 、
4-(2,4-dichlorobenzyloxy)pyridin-2(1H)-one 、
tert-Butyl 2-bromo-10-methyl-5,6,7,8,9,10-hexahydro-5,8-iminocyclohepta[4,5]pyrrolo[2,3-b]pyridine-11-carboxylate 在
CuI 、
caesium carbonate 作用下,
以
二甲基亚砜 为溶剂,
以33%的产率得到tert-Butyl 2-(4-(2,4-dichlorobenzyloxy)-2-oxopyridin-1(2H)-yl)-10-methyl-5,6,7,8,9,10-hexahydro-5,8-iminocyclohepta[4,5]pyrrolo[2,3-b]pyridine-11-carboxylate