对甲苯基硫脲   、                                                                                      
2,2',3,3',4',6,6'-七-O-乙酰基-alpha-D-乳糖基溴化物                                                                                                                                                                                              以
                                                                                         
异丙醇                                                                                  为溶剂,
                                                                                                                                                                                        以15.26%的产率得到Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-p-tolylcarbamimidoylsulfanyl-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester