4-azido-3-O-<2'-azido-6'-(benzyloxycarbonylamino)-2',3',4',6'-tetradeoxy-α-D-threo-hexopyranosyl>-1,4,5-trideoxy-6-O-methyl-1-(benzyloxycarbonyl)-methylamino-L-chiro-inositol                                                                                                                                                              在
                                                                                                                                                                                 
barium dihydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环   、                                                                                         
水   、                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                    反应 12.5h,
                                                                                                                生成                                                 4-azido-3-O-<2'-azido-6'-(benzyloxycarbonylamino)-2',3',4',6'-tetradeoxy-α-D-threo-hexopyranosyl>-1,4,5-trideoxy-6-O-methyl-1-(benzyloxycarbonyl-glycyl)-methylamino-L-chiro-inositol