双(二异丙基氨基)(2-氰基乙氧基)膦 、
[(2R,3S,4S,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-tetrahydro-furan-3-yl]-carbamic acid 2-(4-nitro-phenyl)-ethyl ester 在
四氮唑 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
以87%的产率得到[(2R,3S,4S,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-yl]-carbamic acid 2-(4-nitro-phenyl)-ethyl ester