O6-benzyl-3',5'-bis-O-(tert-butyldimethylsilyl)-O2-tris(dimethylamino)phosphonium-2'-deoxyxanthosine hexafluorophosphate 、
N,N,N'-三甲基乙二胺 以
乙二醇二甲醚 为溶剂,
反应 26.0h,
以71%的产率得到O6-benzyl-3',5'-bis-O-(tert-butyldimethylsilyl)-N2-methyl-N2-[(2-N,N-dimethylamino)ethyl]-2'-deoxyguanosine