2,8,14,20-Tetramethyl-5-nitro-2,8,14,20,25,26,27-heptazapentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3(28),4,6,9,11,13(27),15,17,19(26),21(25),22-dodecaene 在
potassium nitrite 、 copper(II) bis(trifluoromethanesulfonate) 作用下,
以
二甲基亚砜 、
乙腈 为溶剂,
反应 12.0h,
以51%的产率得到2,8,14,20-Tetramethyl-5,28-dinitro-2,8,14,20,25,26,27-heptazapentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaene