2-(dimethylamino)thiazole-5-carboxylic acid 、 2-[5-(aminomethyl)-1,2,4-oxadiazol-3-yl]-N-[(3S,4R)-3-fluoro-1-methyl-4-piperidyl]-1-(2,2,2-trifluoroethyl)indol-4-amine hydrochloride 在
三乙胺 、 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,
以48.2%的产率得到2-(dimethylamino)-N-{[3-(4-{[(3S,4R)-3-fluoro-1-methylpiperidin-4-yl]amino}-1-(2,2,2-trifluoroethyl)-1H-indol-2-yl)-1,2,4-oxadiazol-5-yl]methyl}-1,3-thiazole-5-carboxamide