Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides

Abstract Herein, we report a one-step peroxide mediated heterogeneous catalytic oxidation of amides to imides utilizing a series of manganese oxides. Among them, Cs/Mn2O3 was found to be the most active catalyst for the selective partial oxidation of N-benzylbenzamide to diphenyl imide. We have been...

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Autores principales: Sourav Biswas, Harshul S. Khanna, Quddus A. Nizami, Donald R. Caldwell, Katherine T. Cavanaugh, Amy R. Howell, Sumathy Raman, Steven L. Suib, Partha Nandi
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Publicado: Nature Portfolio 2018
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Acceso en línea:https://doaj.org/article/88c076a7233e4b528f60fabbe04fa910
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spelling oai:doaj.org-article:88c076a7233e4b528f60fabbe04fa9102021-12-02T15:08:26ZHeterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides10.1038/s41598-018-31729-32045-2322https://doaj.org/article/88c076a7233e4b528f60fabbe04fa9102018-09-01T00:00:00Zhttps://doi.org/10.1038/s41598-018-31729-3https://doaj.org/toc/2045-2322Abstract Herein, we report a one-step peroxide mediated heterogeneous catalytic oxidation of amides to imides utilizing a series of manganese oxides. Among them, Cs/Mn2O3 was found to be the most active catalyst for the selective partial oxidation of N-benzylbenzamide to diphenyl imide. We have been able to apply an optimized oxidation method to other aromatic substrates. The feasibility of using air as an oxidant, the heterogeneous nature, inexpensive catalytic materials, respectable turnover numbers, and chemoselectivity to imides make this methodology an attractive choice for functional group transformations of amides to imides.Sourav BiswasHarshul S. KhannaQuddus A. NizamiDonald R. CaldwellKatherine T. CavanaughAmy R. HowellSumathy RamanSteven L. SuibPartha NandiNature PortfolioarticleHeterogeneous Catalytic OxidationAmorphous Manganese Oxide (AMO)Imide ProductManganese Oxide Octahedral Molecular SieveBenzylamideMedicineRScienceQENScientific Reports, Vol 8, Iss 1, Pp 1-8 (2018)
institution DOAJ
collection DOAJ
language EN
topic Heterogeneous Catalytic Oxidation
Amorphous Manganese Oxide (AMO)
Imide Product
Manganese Oxide Octahedral Molecular Sieve
Benzylamide
Medicine
R
Science
Q
spellingShingle Heterogeneous Catalytic Oxidation
Amorphous Manganese Oxide (AMO)
Imide Product
Manganese Oxide Octahedral Molecular Sieve
Benzylamide
Medicine
R
Science
Q
Sourav Biswas
Harshul S. Khanna
Quddus A. Nizami
Donald R. Caldwell
Katherine T. Cavanaugh
Amy R. Howell
Sumathy Raman
Steven L. Suib
Partha Nandi
Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
description Abstract Herein, we report a one-step peroxide mediated heterogeneous catalytic oxidation of amides to imides utilizing a series of manganese oxides. Among them, Cs/Mn2O3 was found to be the most active catalyst for the selective partial oxidation of N-benzylbenzamide to diphenyl imide. We have been able to apply an optimized oxidation method to other aromatic substrates. The feasibility of using air as an oxidant, the heterogeneous nature, inexpensive catalytic materials, respectable turnover numbers, and chemoselectivity to imides make this methodology an attractive choice for functional group transformations of amides to imides.
format article
author Sourav Biswas
Harshul S. Khanna
Quddus A. Nizami
Donald R. Caldwell
Katherine T. Cavanaugh
Amy R. Howell
Sumathy Raman
Steven L. Suib
Partha Nandi
author_facet Sourav Biswas
Harshul S. Khanna
Quddus A. Nizami
Donald R. Caldwell
Katherine T. Cavanaugh
Amy R. Howell
Sumathy Raman
Steven L. Suib
Partha Nandi
author_sort Sourav Biswas
title Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
title_short Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
title_full Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
title_fullStr Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
title_full_unstemmed Heterogeneous Catalytic Oxidation of Amides to Imides by Manganese Oxides
title_sort heterogeneous catalytic oxidation of amides to imides by manganese oxides
publisher Nature Portfolio
publishDate 2018
url https://doaj.org/article/88c076a7233e4b528f60fabbe04fa910
work_keys_str_mv AT souravbiswas heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT harshulskhanna heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT quddusanizami heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT donaldrcaldwell heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT katherinetcavanaugh heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT amyrhowell heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT sumathyraman heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT stevenlsuib heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
AT parthanandi heterogeneouscatalyticoxidationofamidestoimidesbymanganeseoxides
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