S-[2-[[(3aR,4R,6R,6aR)-4-[4-[[bis(4-methoxyphenyl)-phenylmethyl]amino]-2-oxopyrimidin-1-yl]-3a-methyl-2-oxo-6,6a-dihydro-4H-furo[3,4-d][1,3]dioxol-6-yl]methoxy-(benzylamino)phosphoryl]oxyethyl] 2,2-dimethyl-3-trityloxypropanethioate 在
三氟乙酸 、
甲醇 作用下,
以
二氯甲烷 为溶剂,
反应 0.75h,
以71%的产率得到S-[2-[[(3aR,4R,6R,6aR)-4-(4-amino-2-oxopyrimidin-1-yl)-3a-methyl-2-oxo-6,6a-dihydro-4H-furo[3,4-d][1,3]dioxol-6-yl]methoxy-(benzylamino)phosphoryl]oxyethyl] 3-hydroxy-2,2-dimethylpropanethioate