(S)-4-((((3aR,4R,6R,6aR)-6-(6-amino-9H-purin-9-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl)(methyl)amino)-2-((tert-butoxycarbonyl)amino)butanoic acid 、
biphenyl-3,3'-diyldimethanamine 在
benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 20.0h,
以72%的产率得到N,N'-(biphenyl-3,3'-diylybismethylene)bis{(2''S)-2''-tert-butoxycarbonylamino-4''-[5'''-deoxy-5'''-(methylamino)-2''',3'''-O-(1''''-ethylethylidene)adenosyl]butanamide}