Themed collection 2023 Green Chemistry Hot Articles

112 items - Showing page 1 of 2
Perspective

On the role of surfactants: rethinking “aqueous” chemistry

Some of the latest technological developments involving chemistry in water are discussed.

Graphical abstract: On the role of surfactants: rethinking “aqueous” chemistry
From the themed collection: Green Chemistry 25th Anniversary Collection
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
From the themed collection: 2023 Green Chemistry Reviews
Perspective

Status check: biocatalysis; its use with and without chemocatalysis. How does the fine chemicals industry view this area?

Stages of the penetration of catalytic technology and the necessity for fruitful collaboration.

Graphical abstract: Status check: biocatalysis; its use with and without chemocatalysis. How does the fine chemicals industry view this area?
From the themed collection: 2023 Green Chemistry Reviews
Open Access Perspective

What does it mean that “something is green”? The fundamentals of a Unified Greenness Theory

Proposal of a general theory of greenness, connecting all chemical disciplines and not only; the description of basic concepts and relationships.

Graphical abstract: What does it mean that “something is green”? The fundamentals of a Unified Greenness Theory
From the themed collection: 2023 Green Chemistry Reviews
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
From the themed collection: 2023 Green Chemistry Reviews
Open Access Tutorial Review

Recycling of polyurethanes: where we are and where we are going

Polyurethanes (PUs) represent a family of useful synthetic polymers (thermoplastic or thermosetting) obtained from diisocyanates and diols/polyols via polycondensation reactions.

Graphical abstract: Recycling of polyurethanes: where we are and where we are going
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Tutorial Review

Adsorptive separation of saccharides and polyols over materials functionalized with boronate groups

The Tutorial review critically considers the application of materials bearing boronate groups for separation and recovery of saccharides and polyols via affinity adsorption processes.

Graphical abstract: Adsorptive separation of saccharides and polyols over materials functionalized with boronate groups
From the themed collection: 2023 Green Chemistry Hot Articles
Tutorial Review

Deep eutectic solvents as a versatile platform toward CO2 capture and utilization

Deep eutectic solvents provide a versatile platform for CO2 capture and subsequent conversion into value-added chemicals.

Graphical abstract: Deep eutectic solvents as a versatile platform toward CO2 capture and utilization
From the themed collection: 2023 Green Chemistry Reviews
Tutorial Review

Research progress in electrochemical/photochemical utilization of methanol as a C1 source

This review highlights the recent advances in various electrochemical and photochemical reactions using methanol as a sustainable C1 source.

Graphical abstract: Research progress in electrochemical/photochemical utilization of methanol as a C1 source
From the themed collection: 2023 Green Chemistry Reviews
Tutorial Review

Research status, opportunities, and challenges of cobalt phosphate based materials as OER electrocatalysts

Cobalt phosphate (CoPi) based material has attracted great attention due to its low cost, good stability, high catalytic activity, and redox properties. This review presents the recent advances of CoPi in OER process.

Graphical abstract: Research status, opportunities, and challenges of cobalt phosphate based materials as OER electrocatalysts
From the themed collection: 2023 Green Chemistry Reviews
Tutorial Review

Recent advances in plastic recycling and upgrading under mild conditions

This review summarizes the emerging advanced technologies including bio-, photo-, electro-, and low-temperature thermocatalysis for recycling and upgrading of waste plastics under mild conditions.

Graphical abstract: Recent advances in plastic recycling and upgrading under mild conditions
From the themed collection: 2023 Green Chemistry Reviews
Tutorial Review

A review of water splitting via mixed ionic–electronic conducting (MIEC) membrane reactors

Coupling catalytic water splitting with a mixed ionic–electronic conducting (MIEC) membrane reactor has been demonstrated as a very promising approach to enhance the hydrogen production rate by extracting the oxygen produced.

Graphical abstract: A review of water splitting via mixed ionic–electronic conducting (MIEC) membrane reactors
From the themed collection: 2023 Green Chemistry Reviews
Tutorial Review

Ionic liquids membranes for liquid separation: status and challenges

The exciting research activities in the fields of ionic liquid membranes (ILMs) for liquid separation are reviewed, covering the preparation strategy, applicability, transport mechanism, and future perspectives.

Graphical abstract: Ionic liquids membranes for liquid separation: status and challenges
From the themed collection: 2023 Green Chemistry Reviews
Open Access Tutorial Review

Ionic liquids as a new cornerstone to support hydrogen energy

This work reviewed how ionic liquids support hydrogen energy technologies for production, storage and utilization.

Graphical abstract: Ionic liquids as a new cornerstone to support hydrogen energy
From the themed collection: 2023 Green Chemistry Reviews
Open Access Tutorial Review

Biocatalytic amide bond formation

The state-of-the-art of biocatalytic amide bond formation is discussed with the help of a manually curated database of enzymatic amidation reactions.

Graphical abstract: Biocatalytic amide bond formation
From the themed collection: 2023 Green Chemistry Reviews
Critical Review

High-value utilization of lignin: construction of an intelligent release system for targeting the delivery of pesticides

Lignin, as an intelligent material, holds significant potential for the development of pesticide smart delivery systems, thereby promoting the green and sustainable development of agriculture.

Graphical abstract: High-value utilization of lignin: construction of an intelligent release system for targeting the delivery of pesticides
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Critical Review

Sustainable valorisation of renewables through dialkyl carbonates and isopropenyl esters

This review showcases the most recent application of commercially relevant linear and alkylene organic carbonates and a representative enol ester, isopropenyl acetate (iPAc), for the chemical upgrading of renewable-based compounds and biopolymers.

Graphical abstract: Sustainable valorisation of renewables through dialkyl carbonates and isopropenyl esters
From the themed collection: 2023 Green Chemistry Reviews
Open Access Critical Review

From green innovations in oligopeptide to oligonucleotide sustainable synthesis: differences and synergies in TIDES chemistry

Can the green innovations introduced in peptide synthesis be transferred to oligonucleotide manufacturing? A critical analysis to disclose the green potential of TIDES.

Graphical abstract: From green innovations in oligopeptide to oligonucleotide sustainable synthesis: differences and synergies in TIDES chemistry
From the themed collection: 2023 Green Chemistry Reviews
Critical Review

Chemical transformations of 5-hydroxymethylfurfural into highly added value products: present and future

HMF has excellent potential to be converted into a wide range of high added value products.

Graphical abstract: Chemical transformations of 5-hydroxymethylfurfural into highly added value products: present and future
From the themed collection: 2023 Green Chemistry Reviews
Communication

An environmentally benign and atom-economical protocol for the regioselective synthesis of isoquinolones from o-alkynylaldehydes

An environmentally benign, transition metal- and base-free, atom-economical protocol for the synthesis of the privileged isoquinolone scaffold via regioselective intramolecular iodoamidation of alkynes under mild conditions has been developed.

Graphical abstract: An environmentally benign and atom-economical protocol for the regioselective synthesis of isoquinolones from o-alkynylaldehydes
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Hydrodeoxygenation of condensed lignins followed by acid-mediated methylolation enables preparation of lignin-based wood adhesives

A biobased lignin–formaldehyde (LF) adhesive was synthesized from industrially available technical lignins through hydrodeoxygenation followed by acid-mediated methylolation of aromatic C2/C6 positions.

Graphical abstract: Hydrodeoxygenation of condensed lignins followed by acid-mediated methylolation enables preparation of lignin-based wood adhesives
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Unexpected stereoselective CuBr2-catalyzed cascade reaction of 2-ethynylanilines with silylynamides: facile and atom-economical access to N-vinylsilylindoles

A stereoselective, ligand-free, and cost-effective CuBr2-catalyzed cascade reaction of 2-ethynylanilines with silylynamides toward valuable N-vinylsilylindoles is developed under air conditions.

Graphical abstract: Unexpected stereoselective CuBr2-catalyzed cascade reaction of 2-ethynylanilines with silylynamides: facile and atom-economical access to N-vinylsilylindoles
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Synthesis of functionalized sulfilimines via iron-catalyzed sulfur alkylation of sulfenamides with diazo compounds

An efficient iron-catalyzed sulfur alkylation of sulfenamides with diazo compounds for the synthesis of functionalized sulfilimines is developed under air conditions.

Graphical abstract: Synthesis of functionalized sulfilimines via iron-catalyzed sulfur alkylation of sulfenamides with diazo compounds
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

A cell-free artificial anabolic pathway for direct conversion of CO2 to ethanol

A cell-free anabolic pathway for direct conversion of CO2 to ethanol in a carbon-conserved and ATP-independent manner is proposed by constructing and assembling CO2 activation, formaldehyde → acetyl-CoA, and ethanol synthesis modules.

Graphical abstract: A cell-free artificial anabolic pathway for direct conversion of CO2 to ethanol
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Restoration of triphenylphosphine using the “sulfur method”: two valuable chemicals from waste products

Ph3P is found to be inert to sodium in toluene even on heating.

Graphical abstract: Restoration of triphenylphosphine using the “sulfur method”: two valuable chemicals from waste products
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Design and synthesis of covalently tethered “isoG-star” as a recyclable host for selective cesium separation

By employing well-defined isoguanosine self-assembled pentamer formation and post-assembly modification, covalently tethered isoG-star through olefin metathesis was prepared as a recyclable receptor for selective cesium separation.

Graphical abstract: Design and synthesis of covalently tethered “isoG-star” as a recyclable host for selective cesium separation
From the themed collection: 130th Anniversary of Wuhan University
Communication

Precious metal catalyst recycling through photocatalytic dissolution

By utilizing photocatalytic dissolution techniques and traditional deposition–precipitation procedures, we can recycle and regenerate precious metal catalysts in an environmentally friendly manner, which displays a high activity recovery level.

Graphical abstract: Precious metal catalyst recycling through photocatalytic dissolution
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Synthesis of α-cyanato-α′-carbonyl sulfoxonium ylides in water

A new catalyst-, metal- and additive-free green strategy to synthesize bis-substituted sulfoxonium ylides is reported, which has good compatibility with various substituents and generally excellent yields.

Graphical abstract: Synthesis of α-cyanato-α′-carbonyl sulfoxonium ylides in water
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

A rapid electrochemical method to recycle carbon fiber composites using methyl radicals

We report an electrochemical system for selective deconstruction and re-manufacture of epoxy-carbon fiber composite using a Kolbe-like mechanism for generating methyl radicals from CH3COOH. These cleave C–N bonds via hydrogen atom abstraction.

Graphical abstract: A rapid electrochemical method to recycle carbon fiber composites using methyl radicals
From the themed collection: Sustainable Composites
Communication

Improved environmental chemistry property prediction of molecules with graph machine learning

Rapid prediction of environmental chemistry properties is critical for the green and sustainable development of the chemical industry and drug discovery.

Graphical abstract: Improved environmental chemistry property prediction of molecules with graph machine learning
Communication

Renewable and water-degradable polyimide-esters from citric acid

Polyimide-esters derived from sustainable citric acid and glycine exhibit commercially-relevant glass transition temperatures and environmentally-relevant water-degradability.

Graphical abstract: Renewable and water-degradable polyimide-esters from citric acid
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Transition metal-free photocatalytic radical annulation of 2-cyanoaryl acrylamides with difluoromethyl radicals to assemble 4-amino-quinolinone derivatives

A metal-free photocatalytic radical annulation of 2-cyanoaryl acrylamides with [CF2HPPh3]+Br to give 4-amino-quinolinones in good yields was developed. An easily obtained organophotocatalyst and green solvent acetone/H2O were utilized in the protocol.

Graphical abstract: Transition metal-free photocatalytic radical annulation of 2-cyanoaryl acrylamides with difluoromethyl radicals to assemble 4-amino-quinolinone derivatives
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Photocatalytic defluorocarboxylation using formate salts as both a reductant and a carbon dioxide source

Herein, we report a photocatalytic defluorocarboxylation of benzylic C(sp3)–F bonds using formate salts as both a reductant and a carbon dioxide source.

Graphical abstract: Photocatalytic defluorocarboxylation using formate salts as both a reductant and a carbon dioxide source
From the themed collection: 130th Anniversary of Wuhan University
Communication

Closed-loop recycling of lignin-based sustainable polymers with an all-hydrocarbon backbone

Recyclable lignin-based polymers with an all-hydrocarbon backbone showing excellent thermal stability and mechanical properties are reported. These polyolefins can be depolymerized back to pristine monomers quantitatively under mild conditions.

Graphical abstract: Closed-loop recycling of lignin-based sustainable polymers with an all-hydrocarbon backbone
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Self-catalytic photochemical sulfonylation of phenothiazines

Herein, we report a novel self-catalytic photochemical mono- and di-sulfonylation of phenothiazines proceeding without an extra photocatalyst and additives.

Graphical abstract: Self-catalytic photochemical sulfonylation of phenothiazines
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Computer-assisted design of metal-free catalysts for highly efficient hydration of epoxides at mild temperatures and atmospheric pressure via multiple hydrogen bonding interactions

A new strategy for developing metal-free catalysts via multiple hydrogen bonding interactions using a computer-assisted method.

Graphical abstract: Computer-assisted design of metal-free catalysts for highly efficient hydration of epoxides at mild temperatures and atmospheric pressure via multiple hydrogen bonding interactions
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Metal-free photoinduced hydrogen atom transfer assisted C(sp3)–H thioarylation

A mild metal-free approach for C(sp3)–H thioarylation of organic building blocks.

Graphical abstract: Metal-free photoinduced hydrogen atom transfer assisted C(sp3)–H thioarylation
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Copper-catalyzed direct synthesis of 3-methylene-2-arylisoindolin-1-ones with calcium carbide as a surrogate of gaseous acetylene

A novel strategy for the synthesis of 3-methyleneisoindolin-1-ones through Sonogashira reactions using calcium carbide was reported. This is a green and sustainable development of synthesis method.

Graphical abstract: Copper-catalyzed direct synthesis of 3-methylene-2-arylisoindolin-1-ones with calcium carbide as a surrogate of gaseous acetylene
From the themed collection: 2023 Green Chemistry Hot Articles
Communication

Visible-light-mediated green synthesis of tertiary alcohols from dicarbonyl compounds and arylamines in water

We have developed a green protocol for the synthesis of tertiary alcohols by merging visible-light and water. This mild strategy enables the late-stage modification of pharmaceuticals efficiently under environmentally benign conditions.

Graphical abstract: Visible-light-mediated green synthesis of tertiary alcohols from dicarbonyl compounds and arylamines in water
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Communication

Amenamevir by Ugi-4CR

We report a concise, convenient and sustainable multicomponent reaction synthesis of the approved anti-herpes zoster drug, Amenamevir.

Graphical abstract: Amenamevir by Ugi-4CR
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Sulfurous zeosils for dehydra-decyclization of tetrahydrofuran to renewable butadiene

Renewable 1,3-butadiene (1,3-BD, C4H6) was synthesized from the tandem decyclization and dehydration of biomass-derived tetrahydrofuran (THF) on weak Brønsted acid zeolite catalysts.

Graphical abstract: Sulfurous zeosils for dehydra-decyclization of tetrahydrofuran to renewable butadiene
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Solvent–base mismatch enables the deconstruction of epoxy polymers and bisphenol A recovery

The use of an alkaline base mismatched with an apolar aromatic solvent provides a new route to disassemble thermoset epoxy resins resulting in the recovery of the polymer building block bisphenol A.

Graphical abstract: Solvent–base mismatch enables the deconstruction of epoxy polymers and bisphenol A recovery
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Palladium recovery from acidic solution with phenanthroline-based covalent organic polymers as adsorbents for efficient heterogeneous catalysis

Highly efficient and selective recovery of Pd(II) from high-level liquid waste (HLLW) was realized by new phenanthroline-based organic polymers for subsequent heterogeneous catalysis of Suzuki-Miyaura cross-coupling reactions.

Graphical abstract: Palladium recovery from acidic solution with phenanthroline-based covalent organic polymers as adsorbents for efficient heterogeneous catalysis
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Bioinspired notched volvox-like nested Z-scheme heterostructure improves solar-energy utilization for high visible-light-driven hydrogen production

Bioinspired by the nested structure of volvox with multi-subcell, a facile and universal symbiosis hydrothermal strategy is reported to synthesize volvox-like double-core nested hollow materials for efficient visible-light-driven hydrogen production.

Graphical abstract: Bioinspired notched volvox-like nested Z-scheme heterostructure improves solar-energy utilization for high visible-light-driven hydrogen production
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Optimization of analytical method greenness scores: a case study of amino acid enantioseparations with carbonated aqueous systems

Analytical and preparative separation techniques, although perceived as less detrimental compared to industrial manufacturing processes, present a substantial concealed environmental threat.

Graphical abstract: Optimization of analytical method greenness scores: a case study of amino acid enantioseparations with carbonated aqueous systems
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Eco-friendly conversion between n- and p-type carbon nanotubes based on rationally functionalized lignin biopolymers

We strategically modify lignin as effective p- and n-dopants for nanocarbon materials, offering promising alternatives to chemical dopants from fossil-fuels.

Graphical abstract: Eco-friendly conversion between n- and p-type carbon nanotubes based on rationally functionalized lignin biopolymers
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

Mild hydrolysis of chemically stable valerolactams by a biocatalytic ATP-dependent system fueled by metaphosphate

The biocatalytic hydrolysis of valerolactams was achieved with ATP-dependent oxoprolinases OplAB, coupled to an in situ ATP regeneration using metaphosphate.

Graphical abstract: Mild hydrolysis of chemically stable valerolactams by a biocatalytic ATP-dependent system fueled by metaphosphate
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

A comparative study of palladium-gold and palladium-tin catalysts in the direct synthesis of H2O2

Supported PdSn catalysts are highly effective for the direct synthesis of hydrogen peroxide showing significantly higher selectivity to comparable PdAu catalysts.

Graphical abstract: A comparative study of palladium-gold and palladium-tin catalysts in the direct synthesis of H2O2
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

Comparative techno-economic and life-cycle analysis of precious versus non-precious metal electrocatalysts: the case of PEM fuel cell cathodes

Fe–N–C catalyst production outperforms Pt/C from an enviro-economic viewpoint, but further Fe–N–C activity development is required before deployment in PEMFCs.

Graphical abstract: Comparative techno-economic and life-cycle analysis of precious versus non-precious metal electrocatalysts: the case of PEM fuel cell cathodes
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

New conformationally flexible and recyclable aryl iodine catalysts from an inexpensive chiral source for asymmetric oxidations

A concise, scalable and efficient process has been well established to access a new conformationally flexible and recyclable aryl iodine catalyst library, which could be extensively loaded to a series of highly enantioselective oxidative transformations.

Graphical abstract: New conformationally flexible and recyclable aryl iodine catalysts from an inexpensive chiral source for asymmetric oxidations
From the themed collection: 2023 Green Chemistry Hot Articles
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
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Synergizing mitigated spatial confinement and chemical stabilization of lignin facilitates full utilization of lignocellulose

A novel concept is introduced for fractionating biomass, specifically softwood, by employing a unique strategy that combines chemical protection and mitigation of lignin spatial confinement during the extraction process.

Graphical abstract: Synergizing mitigated spatial confinement and chemical stabilization of lignin facilitates full utilization of lignocellulose
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Techno-economic analysis and life-cycle assessment of the electrochemical conversion process with captured CO2 in an amine-based solvent

The assessment highlights the promise that direct electrochemical conversion of captured CO2 technology has the potential to be an economically and environmentally effective alternative to the current energy-demanding CO2 capture and utilization systems.

Graphical abstract: Techno-economic analysis and life-cycle assessment of the electrochemical conversion process with captured CO2 in an amine-based solvent
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Electrochemical-induced solvent-tuned selective transfer hydrogenation of imidazopyridines with carbazates as hydrogen donors

A solvent-tuned electrochemical protocol for the selective transfer hydrogenation of imidazopyridines using carbazates as hydrogen donors has been developed.

Graphical abstract: Electrochemical-induced solvent-tuned selective transfer hydrogenation of imidazopyridines with carbazates as hydrogen donors
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

Efficient synthesis of fully renewable, furfural-derived building blocks via formal Diels–Alder cycloaddition of atypical addends

Tethering an unreactive furan diene to a poorly reactive dienophile leads to a 100% biobased substrate for the intramolecular [4 + 2] DA cycloaddition. This novel platform molecule was transformed into a range of valuable, renewable intermediates.

Graphical abstract: Efficient synthesis of fully renewable, furfural-derived building blocks via formal Diels–Alder cycloaddition of atypical addends
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

A closed-loop process for high-value regeneration of spent LiFePO4 cathodes after selective aluminium precipitation

A recycling process is proposed in which spent cathode materials and Al foil are leached by low-concentration acids, then Al is selectively precipitated, finally the lithium iron phosphate material is synthesized by a one-step hydrothermal synthesis.

Graphical abstract: A closed-loop process for high-value regeneration of spent LiFePO4 cathodes after selective aluminium precipitation
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Conductive metal-covalent organic frameworks as novel catalytic platforms for reduction of nitrate to ammonia

A highly active metal-covalent organic framework is proposed for nitrate reduction to ammonia, which offers a reasonable platform for unveiling the catalytic mechanism of single-metal atoms.

Graphical abstract: Conductive metal-covalent organic frameworks as novel catalytic platforms for reduction of nitrate to ammonia
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Hot Pickering emulsion interfacial catalysis accelerates polyethylene terephthalate (PET) glycolysis

A stable hot Pickering emulsion interfacial catalysis (HPEIC) system was constructed by a kind of asymmetric silica nanonets (M-ANNs). The system achieved 100% depolymerization of PET with a yield of PET monomer more than 90% within 5 min at 170 °C.

Graphical abstract: Hot Pickering emulsion interfacial catalysis accelerates polyethylene terephthalate (PET) glycolysis
From the themed collection: 2023 Green Chemistry Hot Articles
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
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Production of functional spherical particles with porous hollow structures in water via oiling-out directional agglomeration

An efficient and green method for the production of porous hollow spherical particles was proposed by designing an oiling-out process, and functional spherical particles of indomethacin and nifedipine were successfully prepared in water.

Graphical abstract: Production of functional spherical particles with porous hollow structures in water via oiling-out directional agglomeration
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Developing a green and efficient biosynthesis system for L-aspartic acid by addressing enzyme imbalance and catalysis-extraction circulation processes

A catalysis-extraction circulation process for production of L-aspartic acid is presented, which is significantly improved compared to the state-of-the-art green processes, and is environmentally friendly and cost-effective.

Graphical abstract: Developing a green and efficient biosynthesis system for l-aspartic acid by addressing enzyme imbalance and catalysis-extraction circulation processes
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

An alternative reaction pathway triggered by oxygen vacancies for boosting selective hydrodeoxygenation reactions

The Co/CoOx catalyst with rich oxygen vacancies was found to be robust for mild and selective hydrodeoxygenation reactions. The oxygen vacancies promote the activation of substrates, and enable the reactions in direct hydrogenolysis pathway.

Graphical abstract: An alternative reaction pathway triggered by oxygen vacancies for boosting selective hydrodeoxygenation reactions
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Co(dppbsa)-catalyzed reductive N,N-dimethylation of nitroaromatics with CO2 and hydrosilane

A novel half-sandwich Co(dppbsa) ([Co]) was synthesized and employed for the catalytic N,N-dimethylation of nitroaromatics with CO2 and hydrosilane. The same catalyst also enabled the highly efficient reduction of nitroaromatics to aromatic amines.

Graphical abstract: Co(dppbsa)-catalyzed reductive N,N-dimethylation of nitroaromatics with CO2 and hydrosilane
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Modulation of interfacial electronic structure in Ni3P/NiFe LDH p–n junction for efficient oxygen evolution at ampere-level current density

Herein, a Ni3P/NiFe LDH heterostructure is synthesized with remarkable OER activity, and the current density of 1.4 A cm−2 can be achieved with only 304 mV in 1 M KOH.

Graphical abstract: Modulation of interfacial electronic structure in Ni3P/NiFe LDH p–n junction for efficient oxygen evolution at ampere-level current density
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

Ionic liquid-based aqueous biphasic systems as one-step clean-up, microextraction and preconcentration platforms for the improved determination of salivary biomarkers

Ionic liquid-based aqueous biphasic systems succeed in one-step clean-up, microextraction, and preconcentration strategies for biomarkers in saliva. These novel platforms improve the saliva bioanalysis in terms of simplicity and greenness.

Graphical abstract: Ionic liquid-based aqueous biphasic systems as one-step clean-up, microextraction and preconcentration platforms for the improved determination of salivary biomarkers
From the themed collection: 2023 Green Chemistry Hot Articles
Open Access Paper

A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection

Fungicide-free (meth)acrylate polymer sprays help protect wheat crops from fungal infection.

Graphical abstract: A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Rapid dissolution of chitin and chitosan with degree of deacetylation less than 80% in KOH/urea aqueous solution

The rapid dissolution of chitin and chitosan with degree of deacetylation less than 80% in the universal solvent KOH/urea aqueous solution were comprehensively investigated. A desolvation–intercalation dissolution mechanism was proposed.

Graphical abstract: Rapid dissolution of chitin and chitosan with degree of deacetylation less than 80% in KOH/urea aqueous solution
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Densification pretreatment with a limited deep eutectic solvent triggers high-efficiency fractionation and valorization of lignocellulose

A DES was integrated into a novel densification pretreatment technology (DLCA) to realize lignocellulose fractionation and valorization with low DES dosage and high fractionation efficiency.

Graphical abstract: Densification pretreatment with a limited deep eutectic solvent triggers high-efficiency fractionation and valorization of lignocellulose
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Organophotocatalytic dehydrogenative preparation of amides directly from alcohols

A photocatalytic route to the formation of amide directly from alcohol has been described, where pyrenedione undergoes easy excited-state monoreduction and paves the way for a hydrogen atom transfer reaction.

Graphical abstract: Organophotocatalytic dehydrogenative preparation of amides directly from alcohols
From the themed collection: 2023 Green Chemistry Hot Articles
Paper

Reprogramming the metabolism of oleaginous yeast for sustainably biosynthesizing the anticarcinogen precursor germacrene A

The highest titer of the anticancer precursor sesquiterpene germacrene A was observed in oleaginous yeast using multi-layered systematic metabolic engineering strategies.

Graphical abstract: Reprogramming the metabolism of oleaginous yeast for sustainably biosynthesizing the anticarcinogen precursor germacrene A
From the themed collection: 2023 Green Chemistry Hot Articles
112 items - Showing page 1 of 2

About this collection

Welcome to our online rolling collection of the hottest work published in Green Chemistry. Here we feature all of the 2023 articles highlighted as HOT by our Editors and Referees. Congratulations to all those featured!

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