2,6-dimethyl-8-[(2,3,6-trifluorobenzyl)oxy]imidazo[1,2-a]pyridine-3-carboxylic acid 、
3-amino-6,6,7,7,7-pentafluoro-2-methylheptan-2-ol hydrochloride 在
N-甲基吗啉 、 O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以62%的产率得到2,6-dimethyl-N-(6,6,7,7,7-pentafluoro-2-hydroxy-2-methylheptan-3-yl)-8-[(2,3,6-trifluorobenzyl)oxy]imidazo[1,2-a]pyridine-3-carboxamide