methyl (2R,4S,5R,6R)-5-acetamido-4-acetyloxy-2-[2-[[(2R,3R,4R,5R)-5-(4-benzamido-2-oxopyrimidin-1-yl)-3,4-dibenzoyloxyoxolan-2-yl]methoxy-prop-2-enoxyphosphoryl]oxyethylsulfanyl]-6-[(1S,2R)-1,2,3-triacetyloxypropyl]oxane-2-carboxylate 在
四(三苯基膦)钯 sodium hydroxide 、
sodium methylate 、
二乙胺 作用下,
以
乙腈 为溶剂,
生成 (2R,4S,5R,6R)-5-Acetylamino-2-(2-{[(2R,3S,4R,5R)-5-(4-amino-2-oxo-2H-pyrimidin-1-yl)-3,4-dihydroxy-tetrahydro-furan-2-ylmethoxy]-hydroxy-phosphoryloxy}-ethylsulfanyl)-4-hydroxy-6-((1R,2R)-1,2,3-trihydroxy-propyl)-tetrahydro-pyran-2-carboxylic acid