Themed collection Advances in Electrosynthesis for a Greener Chemical Industry

27 items
Perspective

Electrochemical nitration for organic C–N bond formation: a current view on possible N-sources, mechanisms, and technological feasibility

Rethinking nitration: sustainable electrochemical C-N functionalization. This work reviews diverse inorganic nitrogen sources for fine chemical production, with a perspective on innovative pathways to harness alternative nitrogen sources' potential.

Graphical abstract: Electrochemical nitration for organic C–N bond formation: a current view on possible N-sources, mechanisms, and technological feasibility
Open Access Perspective

Using earth abundant materials for long duration energy storage: electro-chemical and thermo-chemical cycling of bicarbonate/formate

The HCO3-HCO2 cycle, where aqueous solutions of formate salts are hydrogen and energy carriers, offers the opportunity of combining electrochemical and thermochemical operations, and of coupling CO2 capture with energy/hydrogen storage.

Graphical abstract: Using earth abundant materials for long duration energy storage: electro-chemical and thermo-chemical cycling of bicarbonate/formate
Accepted Manuscript - Critical Review

Advanced Research and Prospects on Polymer Ionic Liquids: Trends, Potential and Application

Open Access Critical Review

Making chemicals from the air: the new frontier for hybrid electrosyntheses in artificial tree-like devices

The production of fertilisers and food components (carbohydrates, proteins) from the air in artificial-tree-like devices is analysed, focusing on electrosynthesis.

Graphical abstract: Making chemicals from the air: the new frontier for hybrid electrosyntheses in artificial tree-like devices
Accepted Manuscript - Critical Review

Electrocatalytic upcycling of plastic waste

Communication

From screening to the hectogram scale: sustainable electrochemical synthesis of mefenpyr-diethyl

A solvent-controlled electrochemical method for the preparation of commercial herbicide safener mefenpyr-diethyl is established, demonstrating its application potential from screening to hectogram scale.

Graphical abstract: From screening to the hectogram scale: sustainable electrochemical synthesis of mefenpyr-diethyl
Open Access Communication

Integrated electrosynthesis and biosynthesis for the production of adipic acid from lignin-derived phenols

We show that adipic acid (AA), a major building block for polyamides like Nylon-6,6, can be synthesized from lignin-derived feedstock by combining electrochemical hydrogenation with biotransformation.

Graphical abstract: Integrated electrosynthesis and biosynthesis for the production of adipic acid from lignin-derived phenols
Open Access Paper

Water-soluble nickel and iron salts for hydroxymethylfurfural (HMF) and water oxidation: the simplest precatalysts?

We report on a rapid, green, and cost-effective fabrication of nickel(-iron) oxyhydroxides by drop-coating and reconstructing water-soluble nitrate precursors, and their application for the OER and the oxidation of 5-hydroxymethylfurfural (HMF).

Graphical abstract: Water-soluble nickel and iron salts for hydroxymethylfurfural (HMF) and water oxidation: the simplest precatalysts?
Open Access Paper

Local reactivity descriptors to decipher the electrochemical hydrogenation of unsaturated carboxylic acids

We explain the intricate interplay between electronic properties and reactivity during the electrochemical hydrogenation of biobased unsaturated (di)acids under acidic and neutral conditions.

Graphical abstract: Local reactivity descriptors to decipher the electrochemical hydrogenation of unsaturated carboxylic acids
Paper

Electrochemical synthesis of γ-keto sulfones containing a β-quaternary carbon center via 1,2-migration

An electrochemical method has been developed for the synthesis of γ-keto sulfones with a β-quaternary carbon center through 1,2-C migration mediated by sulfonyl under metal- and oxidant-free conditions.

Graphical abstract: Electrochemical synthesis of γ-keto sulfones containing a β-quaternary carbon center via 1,2-migration
Accepted Manuscript - Paper

Speciation of potential-dependent fouling on copper foil electrodes during electrochemical hydrogenation and hydrogenolysis of furfural in strong acid

Paper

Efficient algal lipid extraction via a green bio-electro-Fenton process and its conversion into biofuel and bioelectricity with concurrent wastewater treatment in a photosynthetic microbial fuel cell

Algal biofuel production via a green bio-electro-Fenton process is a promising alternative to meet global energy demand.

Graphical abstract: Efficient algal lipid extraction via a green bio-electro-Fenton process and its conversion into biofuel and bioelectricity with concurrent wastewater treatment in a photosynthetic microbial fuel cell
Paper

A CoOxHy/β-NiOOH electrocatalyst for robust ammonia oxidation to nitrite and nitrate

In this work, we describe a composite electrocatalyst for the electrooxidation of ammonia to nitrite and nitrate under ambient conditions as a step towards stable, practical materials for this process.

Graphical abstract: A CoOxHy/β-NiOOH electrocatalyst for robust ammonia oxidation to nitrite and nitrate
Accepted Manuscript - Paper

In situ transformation of Co-MOF nanorods into Co3S4/Ni3S2 nanotube arrays for electrochemical biomass upgrading

Paper

Molecular transformation and metabolic insights of microbial electrolysis treatment and valorization of post-hydrothermal liquefaction wastewater

Microbial electrochemical cells can effectively treat post-hydrothermal liquefaction wastewater with the synergistic metabolism of fermentative bacteria and electroactive bacteria while producing H2 for biocrude upgrading.

Graphical abstract: Molecular transformation and metabolic insights of microbial electrolysis treatment and valorization of post-hydrothermal liquefaction wastewater
Paper

Electrochemical transformation of D,L-glutamic acid into acrylonitrile

We present a new route for the electrochemical synthesis of green acrylonitrile using the biogenic amino acid D,L-glutamic acid as a substrate by utilising electro-oxidative decarboxylation and non-Kolbe electrolysis.

Graphical abstract: Electrochemical transformation of d,l-glutamic acid into acrylonitrile
Open Access Paper

Metal deposition and electrocatalysis for elucidating structural changes of gold electrodes during cathodic corrosion

This work provides deep insights into the structural changes likely to occur at cathodes under highly reducing conditions, such as HER, CO2, and N2 reduction, as well as cathodic electro-conversion in various (organic) electrosynthesis reactions.

Graphical abstract: Metal deposition and electrocatalysis for elucidating structural changes of gold electrodes during cathodic corrosion
Paper

Electrosynthesis of N,N-dimethylformamide from market-surplus trimethylamine coupled with hydrogen production

We report an electrochemical oxidation strategy to synthesize DMF directly from market-surplus trimethylamine and couple it with hydrogen production. The reaction was achieved in an aqueous medium without any mediator using water as the oxidant.

Graphical abstract: Electrosynthesis of N,N-dimethylformamide from market-surplus trimethylamine coupled with hydrogen production
Paper

Electrocatalysis as an efficient alternative to thermal catalysis over PtRu bimetallic catalysts for hydrogenation of benzoic acid derivatives

PtRu bimetallic nanoclusters electrodeposited on carbon paper catalysts show highly efficient and uniquely selective electrocatalytic hydrogenation of aromatic rings in benzoic acid derivatives under mild and environmentally-friendly conditions.

Graphical abstract: Electrocatalysis as an efficient alternative to thermal catalysis over PtRu bimetallic catalysts for hydrogenation of benzoic acid derivatives
Open Access Paper

Benzylic C–H arylation with dicyanoarenes via convergent paired electrolysis

We describe the convergent paired electrolysis of methylarene derivatives and 1,4-dicyanoarenes to perform the arylative functionalization of a benzylic C(sp3)–H bond to form 1,1-biarylmethane derivatives.

Graphical abstract: Benzylic C–H arylation with dicyanoarenes via convergent paired electrolysis
Paper

Investigating the electrocatalytic reduction of 2,4,6-tri-nitro-toluene (TNT) using density functional theory methods

TNT electro-reduction catalysts can be optimized by tuning O* affinity. A partially reduced Fe2O3 (0001) surface may deviate from late transition metal scaling behavior, expanding the design space for TNT reduction electrocatalysts.

Graphical abstract: Investigating the electrocatalytic reduction of 2,4,6-tri-nitro-toluene (TNT) using density functional theory methods
Paper

Room-temperature fabrication of defective CoOxHy nanosheets with abundant oxygen vacancies and high porosity as efficient 5-hydroxymethylfurfural oxidation electrocatalysts

Defective cobalt oxide hydrate nanosheets with abundant oxygen vacancies and high porosity were fabricated via room-temperature reductive treatments, and they performed well in the electrocatalytic oxidation reaction of 5-hydroxymethylfurfural.

Graphical abstract: Room-temperature fabrication of defective CoOxHy nanosheets with abundant oxygen vacancies and high porosity as efficient 5-hydroxymethylfurfural oxidation electrocatalysts
Paper

Single-iron, cobalt, nickel, and copper-atom catalysts for the selective reduction of oxygen to H2O2

A series of single metal atom catalysts anchored into N-doped carbon nanosheets are evaluated for H2Oelectrosynthesis via oxygen reduction. The Cu/NCNSs exhibits the best catalytic performance in alkaline media with nearly 100% H2O2 selectivity.

Graphical abstract: Single-iron, cobalt, nickel, and copper-atom catalysts for the selective reduction of oxygen to H2O2
Paper

Versatile electrooxidative amino- and oxyselenation of alkenes

We herein describe a methodology for the production of organoselenium compounds by electrocatalytic difunctionalisation of alkenes.

Graphical abstract: Versatile electrooxidative amino- and oxyselenation of alkenes
Paper

Electrochemical electrophilic bromination/spirocyclization of N-benzyl-acrylamides to brominated 2-azaspiro[4.5]decanes

An electrochemical electrophilic bromination/spirocyclization of N-benzyl-acrylamides to brominated 2-azaspiro[4.5]decanes with 2-bromoethan-1-ol as the brominating reagent has been developed.

Graphical abstract: Electrochemical electrophilic bromination/spirocyclization of N-benzyl-acrylamides to brominated 2-azaspiro[4.5]decanes
Paper

Exploring the electrochemical ring hydrogenation of furanic compounds

The utilization of Pd- and Pt-containing electrocatalysts for the ring-hydrogenation of furfural and related furans to tetrahydrofurans is investigated.

Graphical abstract: Exploring the electrochemical ring hydrogenation of furanic compounds
Paper

Electrocatalytic amino acid synthesis from biomass-derivable keto acids over ball milled carbon nanotubes

Using ball milled CNT catalysts, the electrocatalytic reductive amination of keto acids to amino acids was efficiently conducted. Moderate to high formation rates (up to 180.9 mmol g−1cat h−1) and Faradaic efficiencies (up to 90%) were achieved.

Graphical abstract: Electrocatalytic amino acid synthesis from biomass-derivable keto acids over ball milled carbon nanotubes
27 items

About this collection

Guest Editors: Jean-Philippe Tessonnier (Iowa State University), Season Si Chen (Tsinghua University), Vassiliki-Alexandra (Vanda) Glezakou (Oak Ridge National Laboratory), Adam Holewinski (University of Colorado, Boulder) and Juan Lopez-Ruiz (Pacific Northwest National Laboratory).

Electrosynthesis is a fast-expanding field of research that is poised to play a critical role in the decarbonization of the chemical industry and the transition to green transformations for chemical production. This research area is less mature than traditional catalysis fields and innovations are typically scattered among multiple broad audience journals. Hence, this themed collection intends to bring this community together and share the latest original research, reviews, and perspectives on the electrosynthesis of chemicals and fuels.

This collection includes contributions on recent green advances in electrochemical transformations, including, but not limited to, hybrid processes that combine electrochemical with photo- or biocatalytic (microbial) transformations, catalyst development, electrolyzer cell designs, computational studies, and techno-economic analysis (with a focus on environmental concerns or life-cycle analysis).

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