6-(5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl)nicotinic acid 、 (R)-N
1,N
1-dimethyl-propane-1,2-diamine dihydrochloride 在
N,N-二异丙基乙胺 、 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 2.5h,
以51%的产率得到(R)-N-(1-(dimethylamino)propan-2-yl)-6-(5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl)nicotinamide