2-{1-[(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)sulfinyl]-(1-methyl)ethyl}-malonic acid diethyl ester   、                                                                                      
1,7-辛二炔                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
2-[(R(S))-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)sulfinyl]-1-octen-7-yne   、                                                                                             
2-[(S(S))-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)sulfinyl]-1-octen-7-yne