2,3,4-tri-O-acetyl-α-D-arabinopyranosyl-(1->3)-1,2:4,5-di-O-isopropylidene-β-D-fructopyranose 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
生成 Acetic acid (2R,3S,4R,5R)-4,5-diacetoxy-2-((3S,4R,5R)-2,4-dihydroxy-2,5-bis-hydroxymethyl-tetrahydro-furan-3-yloxy)-tetrahydro-pyran-3-yl ester