72617-81-3
2-(2,2,2-Trifluoroethoxy)-5-nitropyridine
→
~92%
72617-82-4
6-(2,2,2-三氟乙氧基)吡啶-3-胺
4548-45-2
2-氯-5-硝基吡啶
+
7440-66-6
锌