ethyl 2,3,4-tri-O-acetyl-6-azido-6-deoxy-1-thio-α-D-glucopyranoside   、                                                                                      
tert-butyl N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-N-prop-2-yn-1-yl-L-asparaginate                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以94%的产率得到tert-butyl N
2-[(9H-fluoren-9-ylmethoxy)carbonyl]-N-{[1-(2,3,4-tri-O-acetyl-6-deoxy-1-ethylsulfanyl-α-D-glucopyranosyl)-1H-1,2,3-triazol-4-yl]methyl}-L-α-asparaginate