1-[2-O-acetyl-3-azido-3,5-dideoxy-5-(triisopropylsilyl)ethynyl-β-D-ribofuranosyl]-4-amino-1,2-dihydropyrimidin-2-one 、 Flacourtoside F 在
copper(I) bromide dimethylsulfide complex 作用下,
以
1,4-二氧六环 、
水 、
叔丁醇 为溶剂,
反应 4.0h,
以23.4 mg的产率得到1-[(2R,4S,5R)-5-[[1-[(2R,3S,4R,5R)-2-[[1-[(2R,3S,4R,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-4-hydroxy-2-[3-tri(propan-2-yl)silylprop-2-ynyl]oxolan-3-yl]triazol-4-yl]methyl]-5-(2,4-dioxopyrimidin-1-yl)-4-hydroxyoxolan-3-yl]triazol-4-yl]methyl]-4-hydroxyoxolan-2-yl]-5-methylpyrimidine-2,4-dione