N,N,N,N-四异丙基二氨基磷酸甲酯 、 1-[(2R,3R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-hydroxy-3-(tetrahydro-furan-2-yloxy)-tetrahydro-furan-2-yl]-4-hydroxy-1H-pyrimidin-2-one 在
diisopropylhydrotetrazole 作用下,
以
二氯甲烷 为溶剂,
反应 4.0h,
以68%的产率得到Diisopropyl-phosphoramidous acid (2R,3R,4R,5R)-2-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-(tetrahydro-furan-2-yloxy)-tetrahydro-furan-3-yl ester methyl ester