3,5-dideoxy-1,2-O-isopropyIidene-6-[5-(4-fluorophenyI)-2-(1-methylethyI)-N,4-diphenyl-1H-pyrrole-3-carboxamide]-α-D-erythro-hexofuranose                                                                                                                                                              在
                                                                                                                                                                                 
三氟乙酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
正庚烷                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                生成                                                 3,5-dideoxy-6-[5-(4-fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1H-pyrrole-3-carboxamide]-α-D-erythro-hexofuranose   、                                                                                             3,5-dideoxy-6-[5-(4-fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1H-pyrrole-3-carboxamide]-β-D-erythro-hexofuranose