异丙醇 、 5'-O-(4,4-dimethoxytrityl)thymidin-3'-yl H-phosphonothioate, triethylammonium salt 在
碘 、
三乙胺 作用下,
以
四氢呋喃 为溶剂,
以90%的产率得到triethylamine O-((2R,3S,5R)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl) O-isopropyl phosphorothioate