2-氰乙基N,N-二异丙基氯亚磷酰胺 、
4-Oxo-pentanoic acid (2S,3aR,4R,6R,6aS)-4-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3a-hydroxy-6-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-hexahydro-furo[3,4-b]furan-2-ylmethyl ester 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
以50%的产率得到4-Oxo-pentanoic acid (2S,3aR,4R,6R,6aS)-4-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3a-[(2-cyano-ethoxy)-diisopropylamino-phosphanyloxy]-6-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-hexahydro-furo[3,4-b]furan-2-ylmethyl ester