α-(3,4-dichloro-phenoxy)-isobutyric acid 、 3-(4-(3-aminophenyl)thiophen-2-yl)-1,2,4-oxadiazol-5(4H)-one hydrochloride 在
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,
以67 %的产率得到2-(3,4-dichlorophenoxy)-2-methyl-N-(3-(5-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)thiophen-3-yl)phenyl)propanamide