(2R,3S,4S,5R,6R)-5-Azido-2-azidomethyl-6-[(2R,3R,4S,5R)-4-benzyloxy-2-hydroxymethyl-5-(4-methoxy-benzyloxy)-6-phenylsulfanyl-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3,4-diol 在
对甲苯磺酸 作用下,
生成 Methanesulfonic acid (2R,3R,4S,5R)-3-((3aR,4R,6R,7R,7aS)-7-azido-4-azidomethyl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-yloxy)-4-benzyloxy-5-(4-methoxy-benzyloxy)-6-phenylsulfanyl-tetrahydro-pyran-2-ylmethyl ester