(S)-N-(1-(naphthalen-1-yl)ethyl)-3-(3-(trifluoromethyl)phenyl)propan-1-amine 、
7,8-dihydroxy-6-nitro-2-oxo-2H-chromene-3-carboxylic acid 在
potassium carbonate 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 8.0h,
以0.25g的产率得到(R)-7,8-dihydroxy-N-(1-(naphthalen-1-yl)ethyl-6-nitro-2-oxo-N-(3-(3-trifluoromethyl)phenyl)propyl)-2H-benzopyran-3-carboxamide