Articles with "ethyl levulinate" as a keyword



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One‐pot ethanolysis of carbohydrates to promising biofuels: 5‐ethoxymethylfurfural and ethyl levulinate

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Published in 2017 at "Asia-Pacific Journal of Chemical Engineering"

DOI: 10.1002/apj.2095

Abstract: 5-Ethoxymethylfurfural (EMF) and ethyl levulinate (EL) have been considered as the new promising biofuels. A comparative study was conducted for the direct conversion of carbohydrates into EMF and EL in different medium containing ethanol. The… read more here.

Keywords: promising biofuels; medium; ethyl levulinate; pot ethanolysis ... See more keywords
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Design of Ordered Mesoporous Sulfonic Acid Functionalized ZrO2/organosilica Bifunctional Catalysts for Direct Catalytic Conversion of Glucose to Ethyl Levulinate

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Published in 2018 at "ChemCatChem"

DOI: 10.1002/cctc.201801089

Abstract: Ordered mesoporous sulfonic acid functionalized ZrO2/organosilica catalysts (SO42−/ZrO2‐PMO‐SO3H) bearing tunable Brønsted, and Lewis acid site distributions were prepared by a P123‐directed sol‐gel co‐condensation route followed by ClSO3H functionalization. As‐prepared catalysts were applied in the conversion… read more here.

Keywords: ethyl levulinate; zro2; glucose ethyl; ordered mesoporous ... See more keywords
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Continuous Hydrogenation of Ethyl Levulinate to 1,4-Pentanediol over 2.8Cu-3.5Fe/SBA-15 Catalyst at Low Loading: The Effect of Fe Doping.

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Published in 2019 at "ChemSusChem"

DOI: 10.1002/cssc.201901198

Abstract: Bimetallic Cu-Fe catalysts with low loading were prepared for hydrogenation of ethyl levulinate (EL) to 1,4-pentanediol (1,4-PDO). Among them, 2.8Cu-3.5Fe/SBA-15 (Cu/Fe molar ratio of 1:1.5) performed best, capable of converting EL into key γ-Valerolactone (GVL)… read more here.

Keywords: ethyl levulinate; 8cu 5fe; levulinate pentanediol; low loading ... See more keywords
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Esterification of levulinic acid to ethyl levulinate: optimization of process conditions using commercial levulinic acid and extension to the use of levulinic acid derived from depithed sugarcane bagasse

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Published in 2021 at "Biomass Conversion and Biorefinery"

DOI: 10.1007/s13399-021-01632-5

Abstract: The need for sustainability necessitates intensive research on using renewable resources to produce biofuels and biochemicals. The esterification of commercial levulinic acid (LA) into ethyl levulinate (EL) was first optimized using methanesulfonic acid (MsOH) and… read more here.

Keywords: ethyl levulinate; acid ethyl; levulinic acid; commercial levulinic ... See more keywords
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Intraparticle diffusion model to determine the intrinsic kinetics of ethyl levulinate synthesis promoted by Amberlyst-15

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Published in 2020 at "Chemical Engineering Science"

DOI: 10.1016/j.ces.2020.115974

Abstract: Abstract Levulinic acid and its esters are considered very versatile chemical compounds used for a wide range of derivatives. Traditionally ethyl levulinate is synthesized in batch reactors, using homogeneous catalysts (H2SO4, H3PO4). Several investigations were… read more here.

Keywords: model determine; ethyl levulinate; intraparticle diffusion; diffusion model ... See more keywords
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The combustion kinetics of the lignocellulosic biofuel, ethyl levulinate

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Published in 2018 at "Combustion and Flame"

DOI: 10.1016/j.combustflame.2018.02.028

Abstract: Abstract Ethyl levulinate (Ethyl 4-oxopentanoate) is a liquid molecule at ambient temperature, comprising of ketone and ethyl ester functionalities and is one of the prominent liquid fuel candidates that may be easily obtained from lignocellulosic… read more here.

Keywords: ethyl levulinate; ethyl; model; combustion kinetics ... See more keywords
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Production of ethyl levulinate fuel bioadditive from 5-hydroxymethylfurfural over sulfonic acid functionalized biochar catalysts

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Published in 2021 at "Fuel"

DOI: 10.1016/j.fuel.2021.121227

Abstract: Abstract In this work, a series of novel -SO3H functionalized biochar materials were prepared and investigated for the first time as catalysts for the production of fuel additive ethyl levulinate (EL) from biomass-derived 5-hydroxymethylfurfural (HMF).… read more here.

Keywords: functionalized biochar; ethyl levulinate; production; fuel ... See more keywords
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Mechanical deconstruction of corn stover as an entry process to facilitate the microwave-assisted production of ethyl levulinate

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Published in 2018 at "Fuel Processing Technology"

DOI: 10.1016/j.fuproc.2018.02.011

Abstract: Abstract In this study, ball milling was applied as a pretreatment to promote the production of ethyl levulinate (EL) from corn stover under microwave irradiation. The experiments showed mechanical grinding significantly increased the EL yields… read more here.

Keywords: corn stover; corn; production ethyl; ethyl levulinate ... See more keywords
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Metal triflates are tunable acidic catalysts for high yielding conversion of cellulosic biomass into ethyl levulinate

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Published in 2019 at "Fuel Processing Technology"

DOI: 10.1016/j.fuproc.2019.106159

Abstract: Abstract Metal triflates and their mixtures with Bronsted acids are excellent catalysts for the selective and high yielding transformation of microcrystalline cellulose into ethyl levulinate, in ethanol, producing synergistic catalyst effects in some instances. The… read more here.

Keywords: conversion; levulinate; ethyl levulinate; high yielding ... See more keywords
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Preparation of ethyl levulinate from wheat straw catalysed by sulfonate ionic liquid

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Published in 2018 at "Industrial Crops and Products"

DOI: 10.1016/j.indcrop.2018.01.030

Abstract: Abstract Wheat straw, a typical lignocellulosic biomass, is difficult to be liquefied because of its complex structure, which limits its further conversion to valuable products. Ionic liquid can dissolve the cellulose, which can destroy the… read more here.

Keywords: ethyl levulinate; ionic liquid; wheat straw; liquid ... See more keywords
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Catalytic transfer hydrogenation of ethyl levulinate to γ-valerolactone over zirconium (IV) Schiff base complexes on mesoporous silica with isopropanol as hydrogen source

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Published in 2017 at "Molecular Catalysis"

DOI: 10.1016/j.mcat.2017.07.026

Abstract: Abstract Zr(IV)-salphen-MCM-41 was prepared by immobilizing a zirconium(IV) Schiff base complex onto the surface of MCM-41. The structural properties of the heterogeneous catalysts were characterized by FT-IR, UV, TG, XRD, SEM, TEM, BET, EDX, CO… read more here.

Keywords: zirconium schiff; ethyl levulinate; base; isopropanol ... See more keywords