(1S)-3,4,6-tri-O-acetyl-1,5-anhydro-2-O-(2,2-diphenylethyl)-1-C-[5,6,7,8-tetrahydro-3-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)naphthalen-2-yl]-D-glucitol                                                                                                                                                              在
                                                                                                                                                                                 
三氯化铝                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以86%的产率得到(1S)-3,4,6-tri-O-acetyl-1,5-anhydro-1-C-[5,6,7,8-tetrahydro-3-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)naphthalen-2-yl]-D-glucitol