2,6-Diphenyl-3,5-dimethyl-4-<1'-(2'',6''-diphenyl-4''-pyranylidene)-2'-phenyl-3'-benzoylallyl>pyrylium perchlorate 在
氨 作用下,
以
苯 为溶剂,
反应 0.17h,
以41%的产率得到2,6-Diphenyl-3,5-dimethyl-4-<1'-(2'',6''-diphenyl-4''-pyranylidene)-2'-phenyl-3'-benzoylallyl>pyridine