(1S)-1-[3-[2-(trifluoromethyl)-4-pyridyl]-1,2,4-oxadiazol-5-yl]ethanamine 、
1-(pyridin-4-ylmethyl)-3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acid 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
二氯甲烷 为溶剂,
反应 2.0h,
以19%的产率得到(S)-1-(pyridin-4-ylmethyl)-3-(trifluoromethyl)-N-(1-(3-(2-(trifluoromethyl)pyridin-4-yl)-1,2,4-oxadiazol-5-yl)ethyl)-1H-pyrazole-5-carboxamide