8-[(3-fluoropyridin-2-yl)methoxy]-2,6-dimethylimidazo[1,2-a]pyridine-3-carboxylic acid hydrochloride 、
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
二氯甲烷 为溶剂,
以66%的产率得到rac-8-[(3-fluoropyridin-2-yl)methoxy]-2,6-dimethyl-N-(6,6,7,7,7-pentafluoro-2-hydroxy-2-methylheptan-3-yl)imidazo[1,2-a]pyridine-3-carboxamide