2-azido-4,6-O-benzylidene-2-deoxy-α-D-altropyranosyl 2-azido-4,6-O-benzylidene-2-deoxy-α-D-altropyranoside 、
三氟甲磺酸酐 以
吡啶 、
二氯甲烷 为溶剂,
以86%的产率得到2-azido-4,6-O-benzylidene-2-deoxy-3-O-trifluoromethylsulfonyl-α-D-altropyranosyl 2-azido-4,6-O-benzylidene-2-deoxy-3-O-trifluoromethylsulfonyl-α-D-altropyranoside