121564-97-4
6-溴-8-甲基-2H-苯并[B][1,4]咯嗪-3(4H)-酮
+
73183-34-3
联硼酸频那醇酯
→
943994-87-4
8-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4H-1,4-benzoxazin-3-one