4-acetoxy-5-acetylamino-2-(2-{[5-(4-benzoylamino-2-oxo-2H-pyrimidin-1-yl)-3,4-bis-benzoyloxy-tetrahydro-furan-2-ylmethoxy]-hydroxy-phosphoryloxy}-ethylsulfanyl)-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester 在
sodium hydroxide 、
sodium methylate 作用下,
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