4-(5-(6-Chloro-3-methylpyridazin-4-yl)-2-methoxypyridin-3-yl)morpholine   、                                                                                      
4-(5-(5-Chloro-6-methylpyridazin-3-yl)-2-methoxypyridin-3-yl)morpholine   、                                                                                      
ammonium hydroxide                                                                                                                                                                                              以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                    反应 104.0h,
                                                                                                                以to give 5-(6-methoxy-5-morpholinopyridin-3-yl)-6-methylpyridazin-3-amine and 6-(6-methoxy-5-morpholinopyridin-3-yl)-3-methylpyridazin-4-amine的产率得到5-(6-Methoxy-5-morpholinopyridin-3-yl)-6-methylpyridazin-3-amine