Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water

A green procedure is described for supporting Pd nanoparticles on hydroxyapatite (HAP), which serves as a highly-stable heterogeneous catalyst displaying excellent activity for the aqueous expeditious reduction of nitroaromatics to the corresponding amines with sodium borohydride, and oxidation of p...

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Main Authors: Mohammadreza Shokouhimehr, Samaneh Mahmoudi-Gom Yek, Mahmoud Nasrollahzadeh, Aejung Kim, Rajender S. Varma
Format: Article
Language:English
Published: MDPI AG 2019-10-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/9/19/4183
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author Mohammadreza Shokouhimehr
Samaneh Mahmoudi-Gom Yek
Mahmoud Nasrollahzadeh
Aejung Kim
Rajender S. Varma
author_facet Mohammadreza Shokouhimehr
Samaneh Mahmoudi-Gom Yek
Mahmoud Nasrollahzadeh
Aejung Kim
Rajender S. Varma
author_sort Mohammadreza Shokouhimehr
collection DOAJ
description A green procedure is described for supporting Pd nanoparticles on hydroxyapatite (HAP), which serves as a highly-stable heterogeneous catalyst displaying excellent activity for the aqueous expeditious reduction of nitroaromatics to the corresponding amines with sodium borohydride, and oxidation of primary and secondary alcohols by hydrogen peroxide with high yields and selectivities. The structural features of the prepared catalyst are confirmed by latest techniques including field emission scanning electron microscopy, transmission electron microscopy, energy-dispersive X-ray spectroscopy, and X-ray photoelectron spectroscopy. The reusability of the heterogeneous catalyst was affirmed in the aqueous reduction of nitrobenzene and oxidation of cycloheptanol for six consecutive runs without significant loss of catalytic activity.
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spelling doaj.art-27f565a22c1148c8b353f919e52995e52022-12-21T20:07:43ZengMDPI AGApplied Sciences2076-34172019-10-01919418310.3390/app9194183app9194183Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in WaterMohammadreza Shokouhimehr0Samaneh Mahmoudi-Gom Yek1Mahmoud Nasrollahzadeh2Aejung Kim3Rajender S. Varma4Department of Material Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 08826, KoreaDepartment of Chemistry, Bu-Ali Sina University, Hamedan 65178, IranDepartment of Chemistry, Faculty of Science, University of Qom, Qom 3716146611, IranAsia Center, Seoul National University, Seoul 08826, KoreaRegional Center of Advanced Technologies and Materials, Department of Physical Chemistry, Faculty of Science, Palacky University, Šlechtitelů 27, 783 71 Olomouc, Czech RepublicA green procedure is described for supporting Pd nanoparticles on hydroxyapatite (HAP), which serves as a highly-stable heterogeneous catalyst displaying excellent activity for the aqueous expeditious reduction of nitroaromatics to the corresponding amines with sodium borohydride, and oxidation of primary and secondary alcohols by hydrogen peroxide with high yields and selectivities. The structural features of the prepared catalyst are confirmed by latest techniques including field emission scanning electron microscopy, transmission electron microscopy, energy-dispersive X-ray spectroscopy, and X-ray photoelectron spectroscopy. The reusability of the heterogeneous catalyst was affirmed in the aqueous reduction of nitrobenzene and oxidation of cycloheptanol for six consecutive runs without significant loss of catalytic activity.https://www.mdpi.com/2076-3417/9/19/4183hydroxyapatitepalladium nanocatalystsheterogeneous catalysisoxidationreductionalcoholnitrobenzene
spellingShingle Mohammadreza Shokouhimehr
Samaneh Mahmoudi-Gom Yek
Mahmoud Nasrollahzadeh
Aejung Kim
Rajender S. Varma
Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
Applied Sciences
hydroxyapatite
palladium nanocatalysts
heterogeneous catalysis
oxidation
reduction
alcohol
nitrobenzene
title Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
title_full Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
title_fullStr Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
title_full_unstemmed Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
title_short Palladium Nanocatalysts on Hydroxyapatite: Green Oxidation of Alcohols and Reduction of Nitroarenes in Water
title_sort palladium nanocatalysts on hydroxyapatite green oxidation of alcohols and reduction of nitroarenes in water
topic hydroxyapatite
palladium nanocatalysts
heterogeneous catalysis
oxidation
reduction
alcohol
nitrobenzene
url https://www.mdpi.com/2076-3417/9/19/4183
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AT samanehmahmoudigomyek palladiumnanocatalystsonhydroxyapatitegreenoxidationofalcoholsandreductionofnitroarenesinwater
AT mahmoudnasrollahzadeh palladiumnanocatalystsonhydroxyapatitegreenoxidationofalcoholsandreductionofnitroarenesinwater
AT aejungkim palladiumnanocatalystsonhydroxyapatitegreenoxidationofalcoholsandreductionofnitroarenesinwater
AT rajendersvarma palladiumnanocatalystsonhydroxyapatitegreenoxidationofalcoholsandreductionofnitroarenesinwater