640735-27-9
4-溴-1H-吡咯并[2,3-B]吡啶 7-氧化物
→
~90%
942920-50-5
4-溴-6-氯-7-氮杂吲哚
348640-06-2
4-溴-1H-吡咯并[2,3-b]吡啶