4-(4-(2-(difluoromethyl)-4-methoxy-1H-benzo[d]imidazol-1-yl)-6-(piperazin-1-yl)-1,3,5-triazin-2-yl)morpholine   、                                                                                      
三氯乙酰氯                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以gave 2-(difluoromethyl)-1-{4-(4-morpholinyl)-6-[4-(trichloroacetyl)-1-piperazinyl]-1,3,5-triazin-2-yl}-1H-benzimidazol-4-yl methyl ether in 87% yield的产率得到2-(difluoromethyl)-1-{4-(4-morpholinyl)-6-[4-(trichloroacetyl)-1-piperazinyl]-1,3,5-triazin-2-yl}-1H-benzimidazol-4-yl methyl ether