(1S,3R)-N1-(6-chloro-2-(trifluoromethyl)quinolin-4-yl)cyclohexane-1,3-diamine hydrochloride 、
1-(1-(tertbutoxycarbonyl)piperidin-4-yl)-5-methyl-1H-pyrazole-4-carboxylic acid 在
N,N-二异丙基乙胺 、
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以62 %的产率得到tert-butyl 4-(4-(((1R,3S)-3-((6-chloro-2-(trifluoromethyl)quinolin-4-yl)amino)cyclohexyl)carbamoyl)-5-methyl-1H-pyrazol-1-yl)piperidine-1-carboxylate