3-(2,5-dichloro-4-((3-(4-cyclopropyl-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)pyridin-4-yl)oxy)phenyl)propanoic acid 、
2-[2-(2-Azidooxyethoxy)ethoxy]ethanamine 在
三乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
二氯甲烷 为溶剂,
以78%的产率得到N-(2-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)ethyl)-3-(2,5-dichloro-4-((3-(4-cyclopropyl-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)pyridin-4-yl)oxy)phenyl)propanamide