(2S,4R)-tert-butyl 2-(5-(4-bromophenyl)-1H-imidazol-2-yl)-4-hydroxypyrrolidine-1-carboxylate 在
N,N-二异丙基乙胺 、
三氟乙酸 、 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 5.0h,
生成 methyl ((S)-1-((2S,4R)-2-(5-(4-bromophenyl)-1H-imidazol-2-yl)-4-hydroxypyrrolidin-1-yl)3-methyl-1-oxobutan-2-yl)carbamate