(4S,5S)-4-{(R)-[(4R,5S)-2,2-Diethyl-5-(2-methoxy-ethoxymethoxymethyl)-[1,3]dioxolan-4-yl]-ethoxycarbonyl-hydroxy-methyl}-5-formyl-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methyl ester 在
sodium chlorite 、
sodium dihydrogenphosphate 、
2-甲基-2-丁烯 作用下,
以
水 、
叔丁醇 为溶剂,
反应 2.5h,
以2.31 g的产率得到(4S,5S)-4-{(R)-[(4R,5S)-2,2-Diethyl-5-(2-methoxy-ethoxymethoxymethyl)-[1,3]dioxolan-4-yl]-ethoxycarbonyl-hydroxy-methyl}-2,2-dimethyl-[1,3]dioxolane-4,5-dicarboxylic acid 4-methyl ester