89284-05-9
3-溴-4-氨基-5-硝基吡啶
→
~68%
163452-78-6
3,4-二氨基-5-溴-2-氯吡啶
26482-55-3
N-pyridin-4-ylnitramide
504-24-5
4-氨基吡啶