2,3-O-异亚丙基-D-赤酮酸内酯

甲醇

2,3-O-isopropylidene-β-D-erythrofuranosyl (Z)-3-acetyl-3-hydroxymethylacrylate

乙醇

ethyl 2,3-O-isopropylidene-β-D-erythrofuranosyl 2-acetyl-3-methoxysuccinate