Kalium-<4-<1,4-dihydro-4-(4-oxo-2,5-cyclohexadien-1-yliden)-2,6-diphenyl-1-pyridinyl>phenolat>   、                                                                                      
1,4-Bis(4-hydroxyphenyl)-2,6-diphenylpyridinium-perchlorat                                                                                                                                                              在
                                                                                                                                                                                 
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
丙酮                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以97%的产率得到4-[4-(4-Oxo-cyclohexa-2,5-dienylidene)-2,6-diphenyl-4H-pyridin-1-yl]-phenolate1,4-bis-(4-hydroxy-phenyl)-2,6-diphenyl-pyridinium;