1-benzoyl-2-(1,3-dimethyl-5-phenyl-1H-pyrazol-4-ylamino)-4,5-dihydro-1H-imidazole                                                                                                                                                              在
                                                                                                                                                                                 
甲醇   、                                                                                                  
异丙醇                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 6.0h,
                                                                                                                以to yield 5.7 g (80.2% of theory) of 1,3-dimethyl-5-phenyl-4-(2-imidazolin-2-yl)aminopyrazole, mp 232° to 234°的产率得到(4,5-dihydro-1
H-imidazol-2-yl)-(1,3-dimethyl-5-phenyl-1
H-pyrazol-4-yl)-amine