1,4,7-三叔丁氧羰基-1,4,7,10-四氮杂环十二烷 、 tert-butyl N-[2-[2-[2-[3,5-bis(bromomethyl)phenoxy]ethoxy]ethoxy]ethyl]carbamate 在
potassium carbonate 作用下,
以
乙腈 为溶剂,
反应 60.0h,
以90%的产率得到Tritert-butyl 10-[[3-[2-[2-[2-[(2-methylpropan-2-yl)oxycarbonylamino]ethoxy]ethoxy]ethoxy]-5-[[4,7,10-tris[(2-methylpropan-2-yl)oxycarbonyl]-1,4,7,10-tetrazacyclododec-1-yl]methyl]phenyl]methyl]-1,4,7,10-tetrazacyclododecane-1,4,7-tricarboxylate