Low-temperature copper hydrosilicates: catalysts for reduction of aromatic nitro compounds with molecular hydrogen


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Abstract

The catalytic reduction of aromatic nitro compounds with hydrogen was carried out for the first time over low-temperature copper hydrosilicates synthesized at 92–110 °C as catalysts. Copper hydrosilicates demonstrated high catalytic activity and selectivity towards nitrobenzene hydrogenation to aniline and p-dinitrobenzene hydrogenation to p-nitroaniline and p-phenylenediamine under relatively mild conditions (150–170 °C, hydrogen pressure of 1.3 MPa).

About the authors

O. A. Kirichenko

N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences; M. V. Lomonosov Institute of Fine Chemical Technology, Russian Technology University

Email: redinaea@ioc.ac.ru
Russian Federation, 47 Leninsky prosp., Moscow, 119991; 86 prosp. Vernadskogo, Moscow, 119454

E. V. Shuvalova

N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences

Email: redinaea@ioc.ac.ru
Russian Federation, 47 Leninsky prosp., Moscow, 119991

E. A. Redina

N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences

Author for correspondence.
Email: redinaea@ioc.ac.ru
Russian Federation, 47 Leninsky prosp., Moscow, 119991

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