cycloundeca-1,10-diene-1,2,6,7-tetracarboxylate,9,9,10,11-tetramethylcycloundeca-1,10-diene-1,2,6,7-tetracarboxylate 、 7,8-diazaphencyclone 以
氯仿 为溶剂,
反应 60.0h,
以45%的产率得到(1α,16α,17β,18α,19β,20α,23α,24β,25α,26β,27α) tetramethyl 1,16-dimethyl-7,10-diaza-27-oxo-nonacyclo[14.10.1.119,24.02,15.03,8.09,14,017,26.018,25.020,23]octacosa-2,4,6,8,10,12,14,21-octaen-17,21,22,26-tetracarboxylate