S-5-(acetoxy(2-fluorophenyl)amino)-5-oxo-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pentan-2-yl O-ethyl carbonodithioate 在
过氧化双月桂酰 作用下,
以
乙酸乙酯 为溶剂,
反应 5.0h,
以54%的产率得到9-fluoro-5-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)-4,5-dihydro-1H-benzo[b]azepin-2(3H)-one