3-[[5-[(2-Formyl-1-benzothiophen-3-yl)methyl]thieno[3,2-b]thiophen-2-yl]methyl]-1-benzothiophene-2-carbaldehyde 在
Amberlyst 15 作用下,
以
苯 为溶剂,
反应 24.0h,
以50%的产率得到5,15,20,30-Tetrathiaoctacyclo[14.14.0.02,14.04,12.06,11.017,29.019,27.021,26]triaconta-1(16),2,6,8,10,13,17,21,23,25,28-undecaene