p-nitrophenyl 3-O-benzoyl-4,6-O-benzylidene-α-D-mannopyranoside   、                                                                                      
3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl bromide                                                                                                                                                              在
                                                                                                                                                                                 
氰化汞                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 48.0h,
                                                                                                                以31%的产率得到p-nitrophenyl 3-O-benzoyl-4,6-O-benzylidene-2-O-(3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl)-α-D-mannopyranoside