methyl 2,3,4-tri-O-acetyl-6-[(2S)-2-(2-chlorophenyl)-4-oxo-1,3-thiazolidin-3-yl]-6-deoxy-α-D-glucopyranoside                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以96.6%的产率得到methyl 6-[(2S)-2-(2-chlorophenyl)-4-oxo-1,3-thiazolidin-3-yl]-6-deoxy-α-D-glucopyranoside