Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile

Abstract Direct catalytic conversion of methane to methanol with O2 has been a fundamental challenge in unlocking abundant natural gas supplies. Metal-free methane conversion with 17% methanol yield based on the limiting reagent O2 at 275 °C was achieved with near supercritical acetonitrile in the p...

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Main Authors: Tharindu Kankanam Kapuge, Ehsan Moharreri, Inosh Perera, Nicholas Eddy, David Kriz, Nathaniel Nisly, Seth Shuster, Partha Nandi, Steven L. Suib
Format: Article
Language:English
Published: Nature Portfolio 2022-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-12639-x
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author Tharindu Kankanam Kapuge
Ehsan Moharreri
Inosh Perera
Nicholas Eddy
David Kriz
Nathaniel Nisly
Seth Shuster
Partha Nandi
Steven L. Suib
author_facet Tharindu Kankanam Kapuge
Ehsan Moharreri
Inosh Perera
Nicholas Eddy
David Kriz
Nathaniel Nisly
Seth Shuster
Partha Nandi
Steven L. Suib
author_sort Tharindu Kankanam Kapuge
collection DOAJ
description Abstract Direct catalytic conversion of methane to methanol with O2 has been a fundamental challenge in unlocking abundant natural gas supplies. Metal-free methane conversion with 17% methanol yield based on the limiting reagent O2 at 275 °C was achieved with near supercritical acetonitrile in the presence of boron nitride. Reaction temperature, catalyst loading, dwell time, methane–oxygen molar ratio, and solvent-oxygen molar ratios were identified as critical factors controlling methane activation and the methanol yield. Extension of the study to ethane (C2) showed moderate yields of methanol (3.6%) and ethanol (4.5%).
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spelling doaj.art-23d56445fe19409eb25f4e1e7a29675f2022-12-22T02:34:25ZengNature PortfolioScientific Reports2045-23222022-05-0112111110.1038/s41598-022-12639-xPartial oxidation of methane to methanol on boron nitride at near critical acetonitrileTharindu Kankanam Kapuge0Ehsan Moharreri1Inosh Perera2Nicholas Eddy3David Kriz4Nathaniel Nisly5Seth Shuster6Partha Nandi7Steven L. Suib8Department of Chemistry, University of ConnecticutInstitute of Material Science, University of ConnecticutDepartment of Chemistry, University of ConnecticutInstitute of Material Science, University of ConnecticutDepartment of Chemistry, University of ConnecticutDepartment of Chemistry, University of ConnecticutDepartment of Chemistry, University of ConnecticutCorporate Strategic Research, ExxonMobil Research and EngineeringDepartment of Chemistry, University of ConnecticutAbstract Direct catalytic conversion of methane to methanol with O2 has been a fundamental challenge in unlocking abundant natural gas supplies. Metal-free methane conversion with 17% methanol yield based on the limiting reagent O2 at 275 °C was achieved with near supercritical acetonitrile in the presence of boron nitride. Reaction temperature, catalyst loading, dwell time, methane–oxygen molar ratio, and solvent-oxygen molar ratios were identified as critical factors controlling methane activation and the methanol yield. Extension of the study to ethane (C2) showed moderate yields of methanol (3.6%) and ethanol (4.5%).https://doi.org/10.1038/s41598-022-12639-x
spellingShingle Tharindu Kankanam Kapuge
Ehsan Moharreri
Inosh Perera
Nicholas Eddy
David Kriz
Nathaniel Nisly
Seth Shuster
Partha Nandi
Steven L. Suib
Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
Scientific Reports
title Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
title_full Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
title_fullStr Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
title_full_unstemmed Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
title_short Partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
title_sort partial oxidation of methane to methanol on boron nitride at near critical acetonitrile
url https://doi.org/10.1038/s41598-022-12639-x
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