Abstract
The activity of supported nickel catalysts (5–20% Ni) in the hydrogenation of p-dinitrobenzene to p-phenylenediamine was investigated. The catalysts were obtained by ureainduced precipitation. Activated carbon, alumina, titania, and silica gel were evaluated as supports. The most active catalysts, 5%Ni/TiO2 and 20%Ni/SiO2, provided 50–54% yields of p-phenylenediamine at complete dinitrobenzene conversion.
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Published in Russian in Izvestiya Akademii Nauk. Seriya Khimicheskaya, No. 1, pp. 0034—0038, January, 2017.
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Shuvalova, E.V., Kirichenko, O.A. & Kustov, L.M. Nickel catalysis for hydrogenation of p-dinitrobenzene to p-phenylenediamine. Russ Chem Bull 66, 34–38 (2017). https://doi.org/10.1007/s11172-017-1696-9
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DOI: https://doi.org/10.1007/s11172-017-1696-9