8-azidooctyl 2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranoside   、                                                                                      
[(2R,3R,4S,5S,6S)-3,4,5-三苯甲酰氧基-6-(2,2,2-三氯亚氨代乙酰)氧基-四氢吡喃-2-基]甲基苯甲酸酯                                                                                                                                                              在
                                                                                                                                                                                 
三氟甲磺酸三甲基硅酯                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 5.0h,
                                                                                                                以72%的产率得到8-azidooctyl 2,3,4,6-tetra-O-benzoyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranosyl-(1→4)-2,6-di-O-benzoyl-3-O-methyl-α-D-mannopyranoside