8-Bromo-5-ethyl-10-[2-(3-hydroxy-phenyl)-ethyl]-3-methyl-2,4-dioxo-2,3,4,10-tetrahydro-benzo[g]pteridin-5-ium; perchlorate 以
吡啶 为溶剂,
反应 0.33h,
生成
8-Bromo-5-ethyl-4a-hydroxy-10-[2-(3-hydroxy-phenyl)-ethyl]-3-methyl-5,10-dihydro-4aH-benzo[g]pteridine-2,4-dione