乙酸酐 、
13-[(3aS,4R,6R,6aR)-4-(hydroxymethyl)-2,2-dimethyl-4,5,6,6a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyrrol-6-yl]-1-methoxytridecan-4-one 以
吡啶 为溶剂,
生成 [(3aS,4R,6R,6aR)-5-acetyl-6-(13-methoxy-10-oxotridecyl)-2,2-dimethyl-3a,4,6,6a-tetrahydro-[1,3]dioxolo[4,5-c]pyrrol-4-yl]methyl acetate