双(二异丙基氨基)(2-氰基乙氧基)膦 、
(1-{(2R,3S,4S,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-hydroxy-3-[2-(4-nitro-phenyl)-ethoxycarbonylamino]-tetrahydro-furan-2-yl}-2-oxo-1,2-dihydro-pyrimidin-4-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83%的产率得到2-(4-nitrophenyl)ethyl N-[1-[(2R,3S,4S,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[2-(4-nitrophenyl)ethoxycarbonylamino]oxolan-2-yl]-2-oxopyrimidin-4-yl]carbamate