3-iodo-4-methyl-1-[4-(trifluoromethyl)phenyl]-1H-pyrazole   、                                                                                      5-methoxy-2-methyl-4-trimethylstannyl-2H-pyridazin-3-one                                                                                                                                                              在
                                                                                                                                         
双三苯基磷二氯化钯   、                                                                                                  
cupric iodide                                                                                                                                                                                                                               乙酸乙酯                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以to give the title compound (0.11 g) as a solid的产率得到5-methoxy-2-methyl-4-[4-methyl-1-[4-(trifluoromethyl)phenyl]-1H-pyrazol-3-yl]-3(2H)-pyridazinone