4-硝基吡啶-N-氧化物
化合物
4-硝基吡啶-N-氧化物是一种有机化合物,化学式为C5H4N2O3。它可由N-氧化吡啶在混酸中硝化制得,[2][1]或由4-硝基吡啶经间氯过氧苯甲酸氧化得到。[3]它在乙酸中可以被铁还原(或在乙醚中被三氯化钛还原[4])为4-氨基吡啶。[2]
4-硝基吡啶-N-氧化物 | |||
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IUPAC名 4-Nitropyridine 1-oxide | |||
别名 | 4-硝基吡啶-1-氧化物 N-氧化-4-硝基吡啶 4-硝基-N-氧化吡啶 | ||
识别 | |||
CAS号 | 1124-33-0 | ||
PubChem | 14300 | ||
ChemSpider | 13662 | ||
SMILES |
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InChI |
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InChIKey | RXKNNAKAVAHBNK-UHFFFAOYAT | ||
性质 | |||
化学式 | C5H4N2O3 | ||
摩尔质量 | 140.1 g·mol−1 | ||
外观 | 黄色固体[1] | ||
熔点 | 161 °C(434 K)[1] | ||
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
编辑- ^ 1.0 1.1 1.2 Gerhard Panke, Thomas Schwalbe, Wolfgang Stirner, Shahriyar Taghavi-Moghadam, Gregor Wille. A Practical Approach of Continuous Processing to High Energetic Nitration Reactions in Microreactors. Synthesis. 2003, (18): 2827–2830 [2022-10-21]. ISSN 0039-7881. doi:10.1055/s-2003-42491. (原始内容存档于2018-06-03) (英语).
- ^ 2.0 2.1 den Hertog, H. J.; Overhoff, J. Pyridine and quinoline derivs. LXXXII. Pyridine N-oxide as an intermediate for the preparation of 2- and 4-substituted pyridines. Recueil des Travaux Chimiques des Pays-Bas et de la Belgique, 1950. 69: 468-473. ISSN 0370-7539.
- ^ Sravan Kumar Aithagani, Mukesh Kumar, Mahipal Yadav, Ram A. Vishwakarma, Parvinder Pal Singh. Metal-Free, Phosphonium Salt-Mediated Sulfoximination of Azine N -Oxides: Approach for the Synthesis of N -Azine Sulfoximines. The Journal of Organic Chemistry. 2016-07-15, 81 (14): 5886–5894 [2022-10-21]. ISSN 0022-3263. doi:10.1021/acs.joc.6b00593. (原始内容存档于2022-10-23) (英语).
- ^ Kuz'min, S. V.; Mizhiritskii, M. D.; Kogan, L. M. Deoxygenation of some N- and S-oxides with titanium(III) chloride. Zhurnal Organicheskoi Khimii, 1989. 25 (3): 663-664. ISSN 0514-7492.