1,5-bis[2-oxo-3-(1-phenylindolizin-2-yl)quinoxalin-1-yl]-3-oxapentane 在
碘 、
sodium acetate 作用下,
以
二氯甲烷 为溶剂,
反应 20.0h,
以60%的产率得到3,18-Diphenyl-31-oxa-9,12,21,28,34,41-hexazanonacyclo[32.7.1.120,28.02,10.04,9.011,19.012,17.022,27.035,40]tritetraconta-1(41),2(10),3,5,7,11(19),13,15,17,20,22,24,26,35,37,39-hexadecaene-42,43-dione