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贝尚还原反应.
贝尚还原反应(法语:réduction de Béchamp)指芳香硝基化合物与铁及稀酸(如盐酸)及亚铁盐作用,被还原为相应的芳香胺。[1][2][3][4]
结构极不同的芳香硝基化合物都能通过此法还原,此法简单且经济,且不会还原双键和芳环,因此常用于工业上。生成的四氧化三铁可作颜料。
脂肪族硝基化合物活性较低,一般只能被还原为相应的取代羟胺。
综述:[5][6]
- ^ A. J. Béchamp, J. Ann. Chim. Phys. 42(3), 186, (1854); Ann., 92, 401 (1854).
- ^ J. Werner, Ind. Eng. Chem. 40, 1575 (1948); 41, 1841 (1949).
- ^ S. Yagi et al., Bull. Chem. Soc. Jpn. 29, 194 (1956).
- ^ A. Courtin, Helv. Chim. Acta 62, 2280 (1980).
- ^ C. S. Hamilton, J. F. Morgan, Org. React. 2, 428 (1944).
- ^ R. Schröter, Houben-Weyl 11/1, 394-409 (1957).
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