tert-butyl 2-oxo-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)spiro[indoline-3,4’-piperidine]-1’-carboxylate 、
7-溴-1,4-二氢-4,4-二甲基-2H-3,1-苯并恶嗪-2-酮 以77 mg of 4,4-dimethyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d][1,3]oxazin-2 (4H)-one 7.39 was obtained的产率得到4,4-dimethyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d][1,3]oxazin-2(4H)-one