6-氯-1-(3,4-二甲氧基苯基)-1-己酮   、                                                                                      
N-甲基-2-(3,4-二甲氧基苯基)乙胺   、                                                                                      N-methyl-m-dithiane-2-propylamine oxalate   、                                                                                      
1,3-丙二硫醇   、                                                                                      3',4'-Dimethoxy-4-[[(3,4-dimethoxyphenyl)-propyl]-methylamino]-butyrophenone                                                                                                                                                                                              以
                                                                                         
丙酮                                                                                  为溶剂,
                                                                                                                                                                                        以obtained from 3,4-dimethoxy-γ-chlorobutyrophenone and 3-(3,4-dimethoxyphenyl)-N-methylpropylamine的产率得到3,4-Dimethoxy-gamma-chlorobutyrophenone