4-chloro-6,6-dimethyl-7,8-dihydro-5H-[1]benzothiolo[2,3-d]pyrimidine   、                                                                                      (1r,4r)-4-(dimethylamino)cyclohexan-1-ol                                                                                                                                                              在
                                                                                                                                                                                 sodium hydride                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃   、                                                                                         mineral oil                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以56%的产率得到(1r,4r)-4-[(6,6-dimethyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy]-N,N-dimethylcyclohexanamine