Tert-butyl 3-[[ethyl-[3-[[ethyl-[3-(ethylaminomethyl)benzoyl]amino]methyl]benzoyl]amino]methyl]benzoate 、
3-[[[3-[[[3-[[[3-[[[3-[[[3-[[Benzoyl(ethyl)amino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoic acid 在
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 72.0h,
以32%的产率得到Tert-butyl 3-[[[3-[[[3-[[[3-[[[3-[[[3-[[[3-[[[3-[[[3-[[benzoyl(ethyl)amino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoyl]-ethylamino]methyl]benzoate