叠氮基三甲基硅烷   、                                                                                      
2-methyl-(isopropyl 5-acetamido-2,6-anhydro-7-cyclopentyl-3,5,7-trideoxy-D-altro-hetp-2-enoate)-[4,5-d]-2-oxazoline                                                                                                                                                                                              以
                                                                                         
叔丁醇                                                                                  为溶剂,
                                                                                                                                                    反应 15.0h,
                                                                                                                以79%的产率得到isopropyl 5-acetamido-2,6-anhydro-4-azido-7-cyclopentyl-3,4,5,7-tetradeoxy-D-altro-hetp-2-enoate