2(1H)-Quinolinone,4-(3-chlorophenyl)-6-[(4-chlorophenyl)(1-methyl-1H-tetrazol-5-yl)methyl]-1-methyl-                                                                                                                                                              在
                                                                                                                                                                                 
air   、                                                                                                  
potassium tert-butylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙二醇二甲醚                                                                                  为溶剂,
                                                                                                                                                    反应 6.0h,
                                                                                                                以24%的产率得到4-(3-Chloro-phenyl)-6-[(4-chloro-phenyl)-hydroxy-(1-methyl-1H-tetrazol-5-yl)-methyl]-1-methyl-1H-quinolin-2-one