(S)-2-((2-methylpyrrolidin-1-yl)methyl)-1H-benzo[d]imidazol-5-amine 、
5-Methyl-6-phenanthridon-3-carbonsaeure 在
N,N-二异丙基乙胺 、 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,
以17 %的产率得到(S)-5-methyl-N-(2-((2-methylpyrrolidin-1-yl)methyl)-1H-benzo[d]imidazol-5-yl)-6-oxo-5,6-dihydrophenanthridine-3-carboxamide