64-17-5
乙醇
+
135795-55-0
2-chloro-3-chlorocarbonyl-5-nitropyridine
→
~71%
146512-21-2
ethyl 2-ethoxy-5-nitropyridine-3-carboxylate
15441-51-7
ethyl 2-ethoxypyridine-3-carboxylate