1-naphthyl(methoxy-L-alaninyl)phosphorochloridate 、
1-[(2R,3R,4S,5R)-3-cyano-4-hydroxy-5-(hydroxymethyl)-3-methyloxolan-2-yl]-l,2,3,4-tetrahydropyrimidine-2,4-dione 在
N-甲基咪唑 作用下,
以
四氢呋喃 为溶剂,
反应 1.58h,
以36.5 mg的产率得到methyl (2S)-2-[[[(2R,3S,4R,5R)-4-cyano-5-(2,4-dioxopyrimidin-1-yl)-3-hydroxy-4-methyloxolan-2-yl]methoxy-naphthalen-1-yloxyphosphoryl]amino]propanoate