methyl 5-acetamido-3,5-dideoxy-2-thio-α-D-glycero-D-galacto-nonulopyranosylonate(2-S-6)-6,7-dideoxy-1,2;3,4-di-O-isopropylidene-6-thio-α-D-glycero-D-galacto-heptopyranose                                                                                                                                                              在
                                                                                                                                                                                 Chelex resin (sodium form)   、                                                                                                  
三氟乙酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
水                                                                                  为溶剂,
                                                                                                                                                    反应 148.0h,
                                                                                                                生成                                                 sodium salt of 5-acetamido-3,5-dideoxy-2-thio-α-D-glycero-D-galacto-2-nonulopyranosylonic acid(2-S-6)-7-deoxy-D-glycero-D-galacto-heptopyranose