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以N -氧化吡啶为原料合成N -氧化 - 4-硝基吡啶 ,进而还原合成 4-氨基吡啶 ,总产率达 80 % ,通过质谱、红外光谱和核磁共振谱对产品进行了结构测定 ,证明了合成工艺的可靠性。
N - Oxidation of 4 - nitropyridine with N - pyridine oxide as raw material and further reduction of 4 - aminopyridine to yield a total yield of 80%. The structure of the product was confirmed by MS, FTIR and 1H NMR. The reliability of the synthesis process.