3,5-bis(3,4-diethyl-5-formyl-1H-pyrrol-2-ylmethyl)-1H-pyrazole 、
1,2,4,5-benzenetetraamine tetrahydrochloride 在
三氟乙酸 作用下,
以
甲醇 为溶剂,
反应 20.25h,
生成 9,10,20,21,30,31,41,42-Octaethyl-4,5,13,17,25,26,34,38,43,44,46,47-dodecazanonacyclo[38.2.1.13,6.18,11.119,22.124,27.129,32.014,37.016,35]octatetraconta-1(42),3,6(48),8,10,12,14,16(35),17,19,21,24,27(45),29,31,33,36,38,40-nonadecaene