咪唑   、                                                                                      2-chloro-6-trifluoromethyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine                                                                                                                                                                                                                                                                                                          以gives 2-(imidazol-1-yl)-6-trifluoromethyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine的产率得到2-(imidazol-1-yl)-6-trifluoromethyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine