5832-38-2
4-methyl-5-nitropyridine-2-carboxaldehyde
→
~95%
5832-43-9
4-甲基-5-硝基吡啶-2-羧酸
868551-30-8
methyl 4-methyl-5-nitropyridine-2-carboxylate
868551-99-9
methyl 5-amino-4-methylpyridine-2-carboxylate