2,3,4-tri-O-acetyl-6-deoxy-α-D-glucopyranosyl bromide   、                                                                                      alkaline earth salt of/the/ methylsulfuric acid                                                                                                                                                              在
                                                                                                                                                                                 silver carbonate   、                                                                                                  
苯                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 
(tri-O-acetyl-6-deoxy-α-D-glucopyranosyl)-(tri-O-acetyl-6-deoxy-β-D-glucopyranosyl)-ether   、                                                                                             3β-(tri-
O-acetyl-6-deoxy-β-D-glucopyranosyloxy)-olean-12-en-28-oic acid benzhydryl ester