N-[(1S,2S)-1-amino-1-(4-fluorophenyl)-1-(6-fluoropyridin-3-yl)propan-2-yl]-4-methyl-6-oxo-1,6-dihydropyridine-2-carboxamide 在
ytterbium(III) triflate 作用下,
以
甲苯 为溶剂,
反应 6.0h,
以54 mg的产率得到6-[(4S,5S)-4-(4-fluorophenyl)-4-(6-fluoropyridin-3-yl)-5-methyl-4,5-dihydro-1H-imidazol-2-yl]-4-methylpyridin-2(1H)-one