2-氰乙基N,N-二异丙基氯亚磷酰胺 、
[(2R,3R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-tetrahydro-furan-3-ylsulfanyl]-acetic acid methyl ester 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
以74%的产率得到[(2R,3R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-[(2-cyano-ethoxy)-diisopropylamino-phosphanyloxy]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-ylsulfanyl]-acetic acid methyl ester