Articles with "acid valerolactone" as a keyword



An Efficient and Reusable Embedded Ru Catalyst for the Hydrogenolysis of Levulinic Acid to γ-Valerolactone.

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Published in 2017 at "ChemSusChem"

DOI: 10.1002/cssc.201601769

Abstract: To achieve a higher activity and reusability of a Ru-based catalyst, Ru nanoparticles were embedded in N-doped mesoporous carbon through a hard-template method. The catalyst showed excellent catalytic performance (314 h-1 turnover frequency) and recyclability (reusable… read more here.

Keywords: carbon; acid valerolactone; levulinic acid; catalyst ... See more keywords

Temperature-Tuned Electrocatalytic Valorization of Levulinic Acid to γ-Valerolactone or 4-Hydroxyvaleric Acid over CuNi(Ru)/Graphene Nanowalls.

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Published in 2025 at "ChemSusChem"

DOI: 10.1002/cssc.202502403

Abstract: Temperature‐modulated electrocatalytic hydrogenation of levulinic acid (LA) to γ‐valerolactone (GVL) or 4‐hydroxyvaleric acid (HVA) was investigated over CuNi and CuNiRu catalysts electrodeposited onto vertically aligned graphene nanowalls. Systematic potential (–1.6 to –2.0 V vs. Ag|AgCl)… read more here.

Keywords: temperature; acid valerolactone; graphene nanowalls; hydroxyvaleric acid ... See more keywords

A Comparative Study of Structurally Related Homogeneous Ruthenium and Iron Catalysts for the Hydrogenation of Levulinic Acid to γ‐Valerolactone

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Published in 2017 at "European Journal of Inorganic Chemistry"

DOI: 10.1002/ejic.201700938

Abstract: The conversion of levulinic acid to -valerolactone was investigated by employing the homogeneous Shvo catalyst (Ru-1) and iron Knolker-type catalysts, in order to evaluate the possibility to replace ruthenium with cheap, earth-abundant iron for this… read more here.

Keywords: ruthenium; iron; acid valerolactone; levulinic acid ... See more keywords
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Using MOF-808 as a Promising Support to Immobilize Ru for Selective Hydrogenation of Levulinic Acid to γ-Valerolactone

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Published in 2020 at "Catalysis Letters"

DOI: 10.1007/s10562-020-03277-x

Abstract: Abstract A stable Zr-based metal–organic framework (MOF), MOF-808, was used as a promising support to immobilize metallic Ru for the first time. The skeleton structure of MOF-808 can be well preserved during the immobilization process.… read more here.

Keywords: support immobilize; hydrogenation; acid valerolactone; levulinic acid ... See more keywords

MIL-53-NH2-derived carbon-Al2O3 composites supported Ru catalyst for effective hydrogenation of levulinic acid to γ-valerolactone under ambient conditions

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Published in 2019 at "Molecular Catalysis"

DOI: 10.1016/j.mcat.2019.110478

Abstract: Abstract Herein, we report the synthesis of stable and efficient novel Ru-embedded C-Al2O3 catalyst for the hydrogenation of levulinic acid (LA) to γ-valerolactone (GVL) in water under ambient condition. The prepared Ru@C-Al2O3 catalyst is characterized… read more here.

Keywords: levulinic acid; catalyst; mil nh2; hydrogenation levulinic ... See more keywords

Conversion of levulinic acid to γ-valerolactone over ultra-thin TiO2 nanosheets decorated with ultrasmall Ru nanoparticle catalysts under mild conditions

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Published in 2019 at "Green Chemistry"

DOI: 10.1039/c8gc03529f

Abstract: Herein, we successfully loaded Ru nanoparticles onto TiO2 nanosheet catalyst, which could exhibit highly efficient catalytic activity during the conversion of levulinic acid to γ-valerolactone at mild condition. read more here.

Keywords: conversion levulinic; acid valerolactone; levulinic acid;
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Highly efficient Ni-Mn/SiO2 catalyst for selective hydrogenation of biomass-derived levulinic acid to γ-valerolactone under mild conditions

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Published in 2023 at "New Journal of Chemistry"

DOI: 10.1039/d3nj01010d

Abstract: Hydrogenation of levulinic acid (LA) to γ-valerolactone (GVL) is a key reaction in the conversion of biomass to renewable fuels and value-added chemicals. Developing low-cost, highly efficient and reusable non-noble... read more here.

Keywords: hydrogenation; levulinic acid; highly efficient; acid valerolactone ... See more keywords
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A comparative study on microwave-assisted catalytic transfer hydrogenation of levulinic acid to γ-valerolactone using Ru/C, Pt/C, and Pd/C

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Published in 2020 at "Chemical Engineering Communications"

DOI: 10.1080/00986445.2020.1791833

Abstract: Abstract Conversion of levulinic acid (LA) to γ-valerolactone (GVL) via catalytic transfer hydrogenation (CTH) using conventional heating (CH) involves long reaction times, and low yields. Microwave (MW) heating seems a solution to address these issues… read more here.

Keywords: catalytic transfer; acid valerolactone; transfer hydrogenation; conversion ... See more keywords

Hydrodeoxygenation of Levulinic Acid to γ-Valerolactone over Mesoporous Silica-Supported Cu-Ni Composite Catalysts

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27175383

Abstract: Monometallic (Cu, Ni) and bimetallic (Cu-Ni) catalysts supported on KIT-6 based mesoporous silica/zeolite composites were prepared using the wet impregnation method. The catalysts were characterized using X-ray powder diffraction, N2 physisorption, SEM, solid state NMR… read more here.

Keywords: mesoporous silica; levulinic acid; acid valerolactone;

Evaluation of Kinetic Models for the Catalytic Hydrogenation of Levulinic Acid to γ-Valerolactone over Nickel Catalyst Supported by Titania

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Published in 2025 at "Molecules"

DOI: 10.3390/molecules30071400

Abstract: The search for alternative sources of, and substitutes for, chemicals derived from fossil-based feedstocks encourages studies of heterogeneous catalysts to increase the feasibility of sustainable production of biomass derivatives, such as γ-valerolactone, among others. In… read more here.

Keywords: reaction; catalyst; acid valerolactone; acid ... See more keywords