acetoacetate diester of diethylene glycol 、
4,7,10,13,16-pentaoxa-1,1,19,19-tetraphenyl-1,18-nonadecadiene 在
manganese(III) triacetate dihydrate 、
溶剂黄146 作用下,
反应 1.17h,
以44%的产率得到12,34-dimethyl-3,6,9,13,17,20,23,26,29,33-decaoxa-2,10-dioxo-14,14,32,32-tetraphenyltricyclo[29.3.0.0(11,15)]tetratriaconta-11,34-diene