20348-09-8
2H-吡啶并[3,2-b][1,4]恶嗪-3(4H)-酮
→
~48%
337463-64-6
6-硝基-2H-吡啶并[3,2-b][1,4]噁嗪-3(4h)-酮
337463-65-7
6-氨基-2H-吡啶[3,2-B][1,4]恶嗪-3(4H)-酮