methyl 4-O-benzyl-6-O-[(benzyloxy)methyl]-2-{(1S)-2,5-{[(tert-butoxy)carbonyl]imino}-2,5-dideoxy-3,4-O-isopropylidene-L-ribitol-1-C-yl}-3-deoxy-α-D-erythro-hex-2-enopyranoside 在
dimethyl sulfide borane 、
sodium hydroxide 、
双氧水 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以41%的产率得到methyl 4-O-benzyl-6-O-[(benzyloxy)methyl]-2-{(1S)-2,5-{[(tert-butoxy)carbonyl]imino}-2,5-dideoxy-3,4-O-isopropylidene-L-ribitol-1-C-yl}-2-deoxy-α-D-glucopyranoside