4-(2-methylsulfanyl-pyrimidin-4-yloxy)-phenylamine   、                                                                                      
3-(三氟甲基)异氰酸苯酯                                                                                                                                                              在
                                                                                                                                                                                 ice   、                                                                                                  
2-甲基戊烷                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 21.75h,
                                                                                                                以to give 73.4 g (80%) 1-[4-(2-methylsulfanyl-pyrimidin-4-yloxy)-phenyl]-3-(3-trifluoromethyl-phenyl)-urea的产率得到1-[4-(2-methylsulfanyl-pyrimidin-4-yloxy)-phenyl]-3-(3-trifluoromethyl-phenyl)-urea