1-(3,4-difluorobenzyl)-6-oxo-1,6-dihydropyrimidine-5-carboxylic acid 、 5-[(2R)-2-amino-2-phenylethoxy]-1,3-dihydro-2H-benzimidazol-2-one hydrochloride 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
异丁酰胺 为溶剂,
反应 1.5h,
生成
1-(3,4-difluorobenzyl)-6-oxo-N-{(1R)-2-[(2-oxo-2,3-dihydro-1H-benzimidazol-5-yI)oxy]-1-phenylethyI}-1,6-dihydropyrimidine-5-carboxamide