3,6-ditert-butyl-1,8-bis(5-tert-butyl-7-ethynyl-1H-indol-2-yl)-9H-carbazole 在
吡啶 、 copper(II) acetate monohydrate 作用下,
反应 18.0h,
以8.6%的产率得到4,12,20,29-Tetratert-butyl-8,16,33-triazaoctacyclo[29.2.1.115,18.02,7.06,10.09,14.017,22.027,32]pentatriaconta-1(33),2,4,6,9,11,13,15,17(22),18,20,27(32),28,30-tetradecaen-23,25-diyne-34,35-dione