methyl 2-deoxy-5,6-O-isopropylidene-3-O-(D-2-propanoyl-L-alanyl-D-isoglutamine benzyl ester)-D-arabino-hexofuranoside                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气   、                                                                                                  
三氟乙酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 7.5h,
                                                                                                                生成                                                 2-deoxy-3-O-(D-2-propanoyl-L-alanyl-D-isoglutamine)-D-arabino-hexopyranose