3-chloro-4,5-dimethyl-6-piperazin-1-yl-pyridazine                                                                                                                                                              在
                                                                                                                                                                                 potassium fluoride   、                                                                                                  
potassium phosphate   、                                                                                                  
N,N-二异丙基乙胺   、                                                                                                  N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷   、                                                                                         
间二甲苯                                                                                  为溶剂,
                                                                                                                                                    反应 6.0h,
                                                                                                                生成                                                 (4-(4,5-dimethyl-6-(1-methyl-1H-pyrazol-5-yl)pyridazin-3-yl)piperazin-1-yl)(4-fluoro-2-(trifluoromethyl)phenyl)methanone