5,10,15-triphenyl-10,15-dihydro-5H-diindolo[3,2-a:3',2'-c]carbazole 、 在
bis(dibenzylideneacetone)-palladium
(0) 、
sodium t-butanolate 作用下,
以
甲苯 为溶剂,
以50%的产率得到9-(4,18-Dimethyl-8,14-dioxa-1-borapentacyclo[11.7.1.02,7.09,21.015,20]henicosa-2(7),3,5,9,11,13(21),15(20),16,18-nonaen-11-yl)-18,27-diphenyl-9,18,27-triazaheptacyclo[18.7.0.02,10.03,8.011,19.012,17.021,26]heptacosa-1,3,5,7,10,12,14,16,19,21,23,25-dodecaene