CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol

In this study, novel SiO<sub>2</sub>- and Al<sub>2</sub>O<sub>3</sub>-supported Cu-Fe catalysts are developed for selective hydrogenation of 2-methyl-3-butyne-2-ol to 2-methyl-3-butene-2-ol under mild reaction conditions. TEM, XRD, and FTIR studies of adsorbed CO...

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Main Authors: Anastasiya A. Shesterkina, Anna A. Strekalova, Elena V. Shuvalova, Gennady I. Kapustin, Olga P. Tkachenko, Leonid M. Kustov
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Catalysts
Subjects:
Online Access:https://www.mdpi.com/2073-4344/11/5/625
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spelling doaj-38764fac43e24e44ae9918e3591e35652021-05-31T23:46:52ZengMDPI AGCatalysts2073-43442021-05-011162562510.3390/catal11050625CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-olAnastasiya A. Shesterkina0Anna A. Strekalova1Elena V. Shuvalova2Gennady I. Kapustin3Olga P. Tkachenko4Leonid M. Kustov5Nanochemistry and Ecology Department, National University of Science and Technology MISiS, 4 Leninsky Prospect, 119049 Moscow, RussiaNanochemistry and Ecology Department, National University of Science and Technology MISiS, 4 Leninsky Prospect, 119049 Moscow, RussiaN.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 47 Leninsky Prospect, 119991 Moscow, RussiaN.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 47 Leninsky Prospect, 119991 Moscow, RussiaN.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 47 Leninsky Prospect, 119991 Moscow, RussiaNanochemistry and Ecology Department, National University of Science and Technology MISiS, 4 Leninsky Prospect, 119049 Moscow, RussiaIn this study, novel SiO<sub>2</sub>- and Al<sub>2</sub>O<sub>3</sub>-supported Cu-Fe catalysts are developed for selective hydrogenation of 2-methyl-3-butyne-2-ol to 2-methyl-3-butene-2-ol under mild reaction conditions. TEM, XRD, and FTIR studies of adsorbed CO and TPR-H<sub>2</sub> are performed to characterize the morphology, nanoparticle size, and particle distribution, as well as electronic state of deposited metals in the prepared catalysts. The deposition of Fe and Cu metal particles on the aluminum oxide carrier results in the formation of a mixed oxide phase with a strong interaction between the Fe and Cu precursors during the calcination. The highly dispersed nanoparticles of Fe<sub>2</sub>O<sub>3</sub> and partially reduced CuO<sub>x</sub>, with an average size of 3.5 nm and with strong contact interactions between the metals in 5Cu-5Fe/Al<sub>2</sub>O<sub>3</sub> catalysts, provide a high selectivity of 93% toward 2-methyl-3-butene-2-ol at complete conversion of the unsaturated alcohol.https://www.mdpi.com/2073-4344/11/5/625bimetallic Cu-Fe nanoparticleselective hydrogenation2-Methyl-3-butyn-2-ol2-Methyl-3-butene-2-ol
collection DOAJ
language English
format Article
sources DOAJ
author Anastasiya A. Shesterkina
Anna A. Strekalova
Elena V. Shuvalova
Gennady I. Kapustin
Olga P. Tkachenko
Leonid M. Kustov
spellingShingle Anastasiya A. Shesterkina
Anna A. Strekalova
Elena V. Shuvalova
Gennady I. Kapustin
Olga P. Tkachenko
Leonid M. Kustov
CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
Catalysts
bimetallic Cu-Fe nanoparticle
selective hydrogenation
2-Methyl-3-butyn-2-ol
2-Methyl-3-butene-2-ol
author_facet Anastasiya A. Shesterkina
Anna A. Strekalova
Elena V. Shuvalova
Gennady I. Kapustin
Olga P. Tkachenko
Leonid M. Kustov
author_sort Anastasiya A. Shesterkina
title CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
title_short CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
title_full CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
title_fullStr CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
title_full_unstemmed CuO-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Supported on SiO<sub>2</sub> and Al<sub>2</sub>O<sub>3</sub> for Selective Hydrogenation of 2-Methyl-3-Butyn-2-ol
title_sort cuo-fe<sub>2</sub>o<sub>3</sub> nanoparticles supported on sio<sub>2</sub> and al<sub>2</sub>o<sub>3</sub> for selective hydrogenation of 2-methyl-3-butyn-2-ol
publisher MDPI AG
series Catalysts
issn 2073-4344
publishDate 2021-05-01
description In this study, novel SiO<sub>2</sub>- and Al<sub>2</sub>O<sub>3</sub>-supported Cu-Fe catalysts are developed for selective hydrogenation of 2-methyl-3-butyne-2-ol to 2-methyl-3-butene-2-ol under mild reaction conditions. TEM, XRD, and FTIR studies of adsorbed CO and TPR-H<sub>2</sub> are performed to characterize the morphology, nanoparticle size, and particle distribution, as well as electronic state of deposited metals in the prepared catalysts. The deposition of Fe and Cu metal particles on the aluminum oxide carrier results in the formation of a mixed oxide phase with a strong interaction between the Fe and Cu precursors during the calcination. The highly dispersed nanoparticles of Fe<sub>2</sub>O<sub>3</sub> and partially reduced CuO<sub>x</sub>, with an average size of 3.5 nm and with strong contact interactions between the metals in 5Cu-5Fe/Al<sub>2</sub>O<sub>3</sub> catalysts, provide a high selectivity of 93% toward 2-methyl-3-butene-2-ol at complete conversion of the unsaturated alcohol.
topic bimetallic Cu-Fe nanoparticle
selective hydrogenation
2-Methyl-3-butyn-2-ol
2-Methyl-3-butene-2-ol
url https://www.mdpi.com/2073-4344/11/5/625
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