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Themed collection 2020 Green Chemistry Hot Articles

66 items
Tutorial Review

Photocatalytic hydrogen atom transfer: the philosopher's stone for late-stage functionalization?

Applications of photocatalytic Hydrogen Atom Transfer (HAT) methodologies for the Late-Stage Functionalization (LSF) of complex molecules have been discussed in this perspective.

Graphical abstract: Photocatalytic hydrogen atom transfer: the philosopher's stone for late-stage functionalization?
From the themed collection: Green Chemistry 2020 Emerging Investigators
Critical Review

Hydrodeoxygenation of lignin-derived phenolics – a review on the active sites of supported metal catalysts

This article mainly reviews the state-of-the-art achievements of supported metal catalysts and the characteristics and actions of their active sites, working in the reactions involved in HDO of lignin-derived phenolic compounds.

Graphical abstract: Hydrodeoxygenation of lignin-derived phenolics – a review on the active sites of supported metal catalysts
From the themed collection: 2020 Green Chemistry Hot Articles
Critical Review

Biocompatible ionic liquids and their applications in pharmaceutics

This critical review highlights the recent advancements of using biocompatible ionic liquids as “green” designer solvents and/or materials to overcome the limitations caused by conventional organic solvents/materials in pharmaceutics and medicine.

Graphical abstract: Biocompatible ionic liquids and their applications in pharmaceutics
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Critical Review

Recent advances in eco-friendly and cost-effective materials towards sustainable dye-sensitized solar cells

Main DSSC components, along with their most critical materials and related issues are reviewed and feasible alternatives are envisaged.

Graphical abstract: Recent advances in eco-friendly and cost-effective materials towards sustainable dye-sensitized solar cells
From the themed collection: 2020 Green Chemistry Hot Articles
Critical Review

Accelerated ageing reactions: towards simpler, solvent-free, low energy chemistry

Accelerated ageing reactions proceed spontaneously in mixtures of solid reactants, and provide a route towards developing solvent- and energy-free chemistry.

Graphical abstract: Accelerated ageing reactions: towards simpler, solvent-free, low energy chemistry
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Critical Review

Catalytic C(sp3)–F bond formation: recent achievements and pertaining challenges

Catalytic C(sp3)–F formation processes are critically reviewed, highlighting recent achievements and pertaining challenges still present in the field.

Graphical abstract: Catalytic C(sp3)–F bond formation: recent achievements and pertaining challenges
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Critical Review

Advances in the green chemistry of coordination polymer materials

A perspective on the development of coordination polymers based on sustainable benign ligands and metals, and green synthesis.

Graphical abstract: Advances in the green chemistry of coordination polymer materials
From the themed collection: 2020 Green Chemistry Hot Articles
Critical Review

Metal-catalysed selective transfer hydrogenation of α,β-unsaturated carbonyl compounds to allylic alcohols

This review describes the state-of-the-art of metal-catalyzed selective transfer hydrogenation of α,β-unsaturated aldehydes and ketones to the allylic alcohols, covering the literature of the last 30 years.

Graphical abstract: Metal-catalysed selective transfer hydrogenation of α,β-unsaturated carbonyl compounds to allylic alcohols
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

LiBr-promoted photoredox neutral Minisci hydroxyalkylations of quinolines with aldehydes

A bromide additive is found to be the key for the success of atom-economical photoredox neutral Minisci hydroxyalkylations.

Graphical abstract: LiBr-promoted photoredox neutral Minisci hydroxyalkylations of quinolines with aldehydes
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Highly efficient production of lactic acid from xylose using Sn-beta catalysts

The pathway, glycolaldehyde (C2) → erythrose (C4) → lactic acid (C3) was exploited over the Sn-beta catalyst from xylose.

Graphical abstract: Highly efficient production of lactic acid from xylose using Sn-beta catalysts
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Rh(I)-Catalyzed regioselective arylcarboxylation of acrylamides with arylboronic acids and CO2

The first Rh(I)-catalyzed regioselective arylcarboxylation of electron-deficient acrylamides with arylboronic acids under atmospheric pressure of CO2 has been developed.

Graphical abstract: Rh(i)-Catalyzed regioselective arylcarboxylation of acrylamides with arylboronic acids and CO2
From the themed collection: CO2 Utilization
Communication

An effective combination catalyst of CeO2 and zeolite for the direct synthesis of diethyl carbonate from CO2 and ethanol with 2,2-diethoxypropane as a dehydrating agent

The combination of CeO2 and H-FAU zeolite acted as an effective heterogeneous catalyst for the direct synthesis of diethyl carbonate from CO2 and ethanol with 2,2-diethoxypropane as a dehydrating agent.

Graphical abstract: An effective combination catalyst of CeO2 and zeolite for the direct synthesis of diethyl carbonate from CO2 and ethanol with 2,2-diethoxypropane as a dehydrating agent
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Biaryl and atropisomeric biaryl aldehyde synthesis by one-step, metal-free benzannulation of aryl enals and propiolates

The metal-free benzannulation reactions of alkyl propiolates and aryl enals have been developed for biaryl and atropisomeric biaryl aldehyde synthesis.

Graphical abstract: Biaryl and atropisomeric biaryl aldehyde synthesis by one-step, metal-free benzannulation of aryl enals and propiolates
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Efficient and selective catalytic hydrogenation of furanic aldehydes using well defined Ru and Ir pincer complexes

Homogeneous catalyzed hydrogenation of furanic aldehydes to their corresponding alcohols using PNP complexes.

Graphical abstract: Efficient and selective catalytic hydrogenation of furanic aldehydes using well defined Ru and Ir pincer complexes
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Photoinduced catalyst-free deborylation–deuteration of arylboronic acids with D2O

Novel photoinduced catalyst-free deborylation–deuteration of arylboronic acids with D2O under mild conditions is reported. A wide range of deuterated products were obtained in good yields with a high level of deuteration.

Graphical abstract: Photoinduced catalyst-free deborylation–deuteration of arylboronic acids with D2O
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Sustainable electroorganic synthesis of lignin-derived dicarboxylic acids

Electrosynthesis provides access to substituted adipic acids using lignin-derived cyclohexanols.

Graphical abstract: Sustainable electroorganic synthesis of lignin-derived dicarboxylic acids
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Photoredox-catalyzed dicarbofunctionalization of styrenes with amines and CO2: a convenient access to γ-amino acids

Visible-light-mediated regioselective carbocarboxylation of styrenes using CO2 and amines to generate important γ-amino acids has been realized by photocatalysis.

Graphical abstract: Photoredox-catalyzed dicarbofunctionalization of styrenes with amines and CO2: a convenient access to γ-amino acids
From the themed collection: CO2 Utilization
Communication

Ethyl lactate-involved three-component dehydrogenative reactions: biomass feedstock in diversity-oriented quinoline synthesis

The biomass feedstock ethyl lactate has been utilized for quinoline synthesis via three-component reactions with anilines and aldehydes. The reactions take place efficiently via oxidant-/solvent-free EL dehydrogenation, and provide only water and hydrogen by-products.

Graphical abstract: Ethyl lactate-involved three-component dehydrogenative reactions: biomass feedstock in diversity-oriented quinoline synthesis
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Concise synthesis of α-amino cyclic boronates via multicomponent coupling of salicylaldehydes, amines, and B2(OH)4

α-Amino cyclic boronates were synthesized from readily available salicylaldehydes, amines, and B2(OH)4. The process can be run at room temperature in ethanol, does not require catalysts or additives, and scale up and purification are easy.

Graphical abstract: Concise synthesis of α-amino cyclic boronates via multicomponent coupling of salicylaldehydes, amines, and B2(OH)4
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Introducing the Tishchenko reaction into sustainable polymer chemistry

The combination of the Williamson and Tishchenko reactions produced a series of new α,ω-diene functionalized carboxylic ester, by which serials of polyesters have been prepared successfully.

Graphical abstract: Introducing the Tishchenko reaction into sustainable polymer chemistry
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Communication

A facile method for the simultaneous recovery of rare-earth elements and transition metals from Nd–Fe–B magnets

A closed loop of recovering rare-earth elements and transition metals from Nd–Fe–B magnets with the total re-use of the electrolyte using a facile electrolysis-selective precipitation procedure.

Graphical abstract: A facile method for the simultaneous recovery of rare-earth elements and transition metals from Nd–Fe–B magnets
From the themed collection: 2020 Green Chemistry Hot Articles
Communication

Photocatalyst- and transition-metal-free α-allylation of N-aryl tetrahydroisoquinolines mediated by visible light

A convenient and efficient α-allylation of N-aryl tetrahydroisoquinolines has been achieved. This transformation can be realized under only visible light irradiation without the aid of transition metals or photocatalysts.

Graphical abstract: Photocatalyst- and transition-metal-free α-allylation of N-aryl tetrahydroisoquinolines mediated by visible light
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Synthesis and self-assembly of aminyl and alkynyl substituted sophorolipids

Sophorolipids are one of the most important microbial biosurfactants, because of their large-scale production and applications developed so far in the fields of detergency, microbiology, cosmetics or environmental science.

Graphical abstract: Synthesis and self-assembly of aminyl and alkynyl substituted sophorolipids
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

High elasticity, chemically recyclable, thermoplastics from bio-based monomers: carbon dioxide, limonene oxide and ε-decalactone

Efficient polymerization catalyses transform bio-sourced monomers into thermoplastics with high elasticity and strength, which can be degraded to allow for chemical recycling. The plastics utilize carbon dioxide, limonene oxide and ε-decalactone.

Graphical abstract: High elasticity, chemically recyclable, thermoplastics from bio-based monomers: carbon dioxide, limonene oxide and ε-decalactone
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Nitromethane as a surrogate cyanating agent: 7-N,N-dimethylamino-4-hydroxycoumarin-catalyzed, metal-free synthesis of α-iminonitriles

An alkali and cyanide free approach for the synthesis of α-iminonitriles via a base-mediated and 1,3-diketone-catalyzed reaction is reported. The preparation of target compounds was realized by use of nitromethane as solvent and cyanating agent, offering a greener process.

Graphical abstract: Nitromethane as a surrogate cyanating agent: 7-N,N-dimethylamino-4-hydroxycoumarin-catalyzed, metal-free synthesis of α-iminonitriles
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

A water-based process for the surface functionalisation of ceramic fibres

This research work applied the hydrothermal process for the surface treatment of ceramic fibres in replacement of conventional process using strong acids.

Graphical abstract: A water-based process for the surface functionalisation of ceramic fibres
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

A green route to polyurethanes: oxidative carbonylation of industrially relevant aromatic diamines by CO2-based methyl formate

Toluene-2,4-diamine, 4,4′-methylenedianiline and 2,4-diaminomesitylene were converted directly into the corresponding dicarbamates via the CO2-based intermediate methyl formate (MF) which can be regarded as a liquid source for CO/MeOH mixtures.

Graphical abstract: A green route to polyurethanes: oxidative carbonylation of industrially relevant aromatic diamines by CO2-based methyl formate
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Selective defunctionalization of citric acid to tricarballylic acid as a precursor for the production of high-value plasticizers

In presence of a solid acid H-Beta zeolite and Pd/C catalyst, citric acid was converted to tricarballylic acid via a one-pot sequential dehydration-hydrogenation process with a yield up to 85% and a selectivity exceeding 90%.

Graphical abstract: Selective defunctionalization of citric acid to tricarballylic acid as a precursor for the production of high-value plasticizers
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Highly effective capture and subsequent catalytic transformation of low-concentration CO2 by superbasic guanidines

We have developed a novel N,N′-bis(imidazolyl)guanidine-based system, which shows high performance in low-concentration CO2 capture and subsequent catalytic transformation to functionalized (4E,5Z)-4-imino-5-benzylideneoxazolidine-2-ones.

Graphical abstract: Highly effective capture and subsequent catalytic transformation of low-concentration CO2 by superbasic guanidines
From the themed collection: CO2 Utilization
Paper

Near neutral waterborne cationic polyurethane from CO2-polyol, a compatible binder to aqueous conducting polyaniline for eco-friendly anti-corrosion purposes

A near-neutral waterborne cationic polyurethane from CO2-polyol was synthesized using BDE as an internal emulsifier. Its compatibility with an aqueous cPANI dispersion and strong adhesion to CS plates mean it could be used for corrosion protection.

Graphical abstract: Near neutral waterborne cationic polyurethane from CO2-polyol, a compatible binder to aqueous conducting polyaniline for eco-friendly anti-corrosion purposes
From the themed collection: CO2 Utilization
Paper

Bioconversion of methane to cadaverine and lysine using an engineered type II methanotroph, Methylosinus trichosporium OB3b

Cadaverine is an important monomer used for the production of bio-polyamides. Based on the genome-scale metabolic model of type II methanotroph, iMsOB3b1_cadaverine, we engineered Methylosinus trichosporium OB3b to produce cadaverine from methane.

Graphical abstract: Bioconversion of methane to cadaverine and lysine using an engineered type II methanotroph, Methylosinus trichosporium OB3b
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Martini coarse-grained models of imidazolium-based ionic liquids: from nanostructural organization to liquid–liquid extraction

New coarse-grained models for imidazolium-based ionic liquids (ILs) were developed using the Martini force field. They were able to not only reproduce the structural properties but also allow simulations of liquid–liquid extraction experiments.

Graphical abstract: Martini coarse-grained models of imidazolium-based ionic liquids: from nanostructural organization to liquid–liquid extraction
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

One-step processing of shrimp shell waste with a chitinase fused to a carbohydrate-binding module

A sustainable, economical and convenient one-step process to produce high-value chitin oligomers and digestible shell residue from shrimp shell waste by a chitinase fused to a carbohydrate-binding module.

Graphical abstract: One-step processing of shrimp shell waste with a chitinase fused to a carbohydrate-binding module
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

A renewable co-solvent promoting the selective removal of lignin by increasing the total number of hydrogen bonds

Four renewable HBS were chosen as co-solvents to promote the selective removal of lignin by increasing the total number of hydrogen bonds.

Graphical abstract: A renewable co-solvent promoting the selective removal of lignin by increasing the total number of hydrogen bonds
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Functional B@mCN-assisted photocatalytic oxidation of biomass-derived pentoses and hexoses to lactic acid

The integration of biorefining and photocatalysis is the most promising approach to enable green and efficient synthesis of biomass-based high value chemicals.

Graphical abstract: Functional B@mCN-assisted photocatalytic oxidation of biomass-derived pentoses and hexoses to lactic acid
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Environmentally responsible, safe, and chemoselective catalytic hydrogenation of olefins: ppm level Pd catalysis in recyclable water at room temperature

Textbook catalytic hydrogenations are typically presented as reactions done in organic solvents and oftentimes under varying pressures of hydrogen using specialized equipment.

Graphical abstract: Environmentally responsible, safe, and chemoselective catalytic hydrogenation of olefins: ppm level Pd catalysis in recyclable water at room temperature
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

In situ electrosynthesis of anthraquinone electrolytes in aqueous flow batteries

We demonstrate the electrochemical oxidation of an anthracene derivative to a redox-active anthraquinone at room temperature in a flow cell without the use of hazardous oxidants or noble metal catalysts.

Graphical abstract: In situ electrosynthesis of anthraquinone electrolytes in aqueous flow batteries
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Design and synthesis of florylpicoxamid, a fungicide derived from renewable raw materials

The holistic application of Green Chemistry principles in the design and synthesis of the new broad-spectrum fungicide, florylpicoxamid, is described.

Graphical abstract: Design and synthesis of florylpicoxamid, a fungicide derived from renewable raw materials
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

“Revitalizing” degraded solid oxide fuel cells in sour fuels for bifunctional oxygen catalysis in zinc–air batteries

“Trash to treasure”: degraded solid oxide fuel cells can be “revitalized” as high-performance bifunctional catalysts.

Graphical abstract: “Revitalizing” degraded solid oxide fuel cells in sour fuels for bifunctional oxygen catalysis in zinc–air batteries
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Using iron sulphate to form both n-type and p-type pseudo-thermoelectrics: non-hazardous and ‘second life’ thermogalvanic cells

Conventional electrically in-series thermogalvanic cells are proven options to chemically convert waste heat into electricity, but often utilise incompatible chemicals. This work reports significantly safer and more robust cell chemistry.

Graphical abstract: Using iron sulphate to form both n-type and p-type pseudo-thermoelectrics: non-hazardous and ‘second life’ thermogalvanic cells
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Life cycle based alternatives assessment (LCAA) for chemical substitution

We developed a Life Cycle based Alternatives Assessment (LCAA) framework for efficiently including quantitative exposure and life cycle impacts in chemical substitution studies.

Graphical abstract: Life cycle based alternatives assessment (LCAA) for chemical substitution
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Mechanochemical synthesis of (hetero)aryl Au(I) complexes

Shake, Rattle and Gold! Mechanochemistry enables the efficient and selective synthesis of organo-Au(I) complexes.

Graphical abstract: Mechanochemical synthesis of (hetero)aryl Au(i) complexes
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Cell-free biocatalytic syntheses of L-pipecolic acid: a dual strategy approach and process intensification in flow

As an alternative to the traditional chemical synthesis or in vivo production of L-pipecolic acid, we have developed two ex vivo strategies using purified and immobilised enzymes for the production of this key building block.

Graphical abstract: Cell-free biocatalytic syntheses of l-pipecolic acid: a dual strategy approach and process intensification in flow
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Direct synthesis of phosphorotrithioites and phosphorotrithioates from white phosphorus and thiols

General and high-yielding synthesis of phosphorotrithioites and phosphorotrithioates involving white phosphorus (P4) and thiols under air conditions is presented.

Graphical abstract: Direct synthesis of phosphorotrithioites and phosphorotrithioates from white phosphorus and thiols
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Selective hydrogenation of aromatic furfurals into aliphatic tetrahydrofurfural derivatives

Efficient selective hydrogenation of furfural to tetrahydrofurfural or 5-hydroxymethylfurfural to 5-hydroxymethyltetrahydro-2-furaldehyde have been realized over Pd/LDH-MgAl-NO3, and the selectivities could reach 92.6% and 83.7%, respectively.

Graphical abstract: Selective hydrogenation of aromatic furfurals into aliphatic tetrahydrofurfural derivatives
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Biocatalytic asymmetric ring-opening of dihydroisoxazoles: a cyanide-free route to complementary enantiomers of β-hydroxy nitriles from olefins

From alkenes and nitromethane, a cyanide-free pathway to synthesize chiral β-hydroxy nitriles via the enantioselective ring-opening of 5-sub-4,5-dihydroisoxazoles catalyzed by aldoxime dehydratases has been developed.

Graphical abstract: Biocatalytic asymmetric ring-opening of dihydroisoxazoles: a cyanide-free route to complementary enantiomers of β-hydroxy nitriles from olefins
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Upcycling of biowaste carbon and nutrients in line with consumer confidence: the “full gas” route to single cell protein

Coupling biowaste gas recovery with single cell protein production could foster future food safety and sustainability on a global scale.

Graphical abstract: Upcycling of biowaste carbon and nutrients in line with consumer confidence: the “full gas” route to single cell protein
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

When sonochemistry meets heterogeneous photocatalysis: designing a sonophotoreactor towards sustainable selective oxidation

Proof of concept to interpret the effect of ultrasonication when applied to improve the selective oxidation of aromatic alcohols through heterogeneous photocatalysis.

Graphical abstract: When sonochemistry meets heterogeneous photocatalysis: designing a sonophotoreactor towards sustainable selective oxidation
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

One-pot synthesis of 2-hydroxymethylindoles via photoredox-catalyzed ketyl–ynamide coupling/1,3-allylic alcohol transposition

An efficient photoredox-catalyzed ketyl–ynamide coupling of alkyl sulfonyl substituted ynamides followed by 1,3-allylic alcohol transposition in one-pot has been developed, affording 2-hydroxymethylindoles in generally moderate to good yields.

Graphical abstract: One-pot synthesis of 2-hydroxymethylindoles via photoredox-catalyzed ketyl–ynamide coupling/1,3-allylic alcohol transposition
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Application of multifunctional silylenes and siliranes as universal crosslinkers for metal-free curing of silicones

Multifunctional silacyclopropanes act as universal crosslinkers for PDMS-elastomers, which can react via ring-opening or silylene insertion.

Graphical abstract: Application of multifunctional silylenes and siliranes as universal crosslinkers for metal-free curing of silicones
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Degradable and recyclable bio-based thermoset epoxy resins

A degradable and recyclable thermoset hyperbranched epoxy resin was synthesized from bio-based 2,5-furandicarboxylic acid.

Graphical abstract: Degradable and recyclable bio-based thermoset epoxy resins
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Maximizing the sustainability of a macroalgae biorefinery: a superstructure optimization of a volatile fatty acid platform

Macroalgae are a valuable energy source that can be transformed into numerous products most notably fuels and chemicals due to their high content of carbohydrates, proteins, and vitamins.

Graphical abstract: Maximizing the sustainability of a macroalgae biorefinery: a superstructure optimization of a volatile fatty acid platform
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Dehydra-decyclization of 2-methyltetrahydrofuran to pentadienes on boron-containing zeolites

1,3-Pentadiene (piperylene) is an important monomer in the manufacturing of adhesives, plastics, and resins. This study utilizes fundamental insights gained from the dehydra-decyclization of biomass-derived 2-methyltetrahydrofuran to achieve high piperylene yields.

Graphical abstract: Dehydra-decyclization of 2-methyltetrahydrofuran to pentadienes on boron-containing zeolites
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Ambient reductive synthesis of N-heterocyclic compounds over cellulose-derived carbon supported Pt nanocatalyst under H2 atmosphere

Cellulose-derived carbon supported Pt nanocatalyst can realize the reductive heterocyclization of 2-nitroacylarenes to 2,1-benzisoxazoles and the amination of levulinic acid to pyrrolidones in the presence of H2 under ambient conditions.

Graphical abstract: Ambient reductive synthesis of N-heterocyclic compounds over cellulose-derived carbon supported Pt nanocatalyst under H2 atmosphere
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Combined lignin defunctionalisation and synthesis gas formation by acceptorless dehydrogenative decarbonylation

Iridium catalysed acceptorless dehydrogenative decarbonylation of organosolv lignin is exemplified for the combined lignin defunctionalisation and liberation of synthesis gas.

Graphical abstract: Combined lignin defunctionalisation and synthesis gas formation by acceptorless dehydrogenative decarbonylation
From the themed collection: Green Chemistry 2020 Emerging Investigators
Paper

Photocatalytic transfer hydrogenolysis of aromatic ketones using alcohols

Photocatalytic deoxygenation of aromatic ketones to alkyl arenes was developed on Pd/TiO2 using alcohols as green hydrogen donors.

Graphical abstract: Photocatalytic transfer hydrogenolysis of aromatic ketones using alcohols
From the themed collection: Green Chemistry 2020 Emerging Investigators
Open Access Paper

Mechanism of selective gold extraction from multi-metal chloride solutions by electrodeposition-redox replacement

The electrochemical method for gold extraction from multi-metal industrial solutions in an environmentally benign and energy efficient manner is explained in detail.

Graphical abstract: Mechanism of selective gold extraction from multi-metal chloride solutions by electrodeposition-redox replacement
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

Photochemical synthesis of acetals utilizing Schreiner's thiourea as the catalyst

Schreiner's thiourea activating aldehydes in photochemical reactions.

Graphical abstract: Photochemical synthesis of acetals utilizing Schreiner's thiourea as the catalyst
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Highly efficient oxidation of alcohols to carboxylic acids using a polyoxometalate-supported chromium(III) catalyst and CO2

A green and highly efficient oxidation of alcohols to carboxylic acids using a polyoxometalate-supported chromium(III) catalyst and CO2.

Graphical abstract: Highly efficient oxidation of alcohols to carboxylic acids using a polyoxometalate-supported chromium(iii) catalyst and CO2
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Conversion of ethanol to 1,3-butadiene over high-performance Mg–ZrOx/MFI nanosheet catalysts via the two-step method

High stability and outstanding catalytic performance of Mg–Zr/MFI(NS) for the conversion of ethanol and acetaldehyde to butadiene.

Graphical abstract: Conversion of ethanol to 1,3-butadiene over high-performance Mg–ZrOx/MFI nanosheet catalysts via the two-step method
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Ga/ZSM-5 catalyst improves hydrocarbon yields and increases alkene selectivity during catalytic fast pyrolysis of biomass with co-fed hydrogen

An integrated experimental and computational study to understand the catalytic upgrading of biomass vapors into high yield of alkenes.

Graphical abstract: Ga/ZSM-5 catalyst improves hydrocarbon yields and increases alkene selectivity during catalytic fast pyrolysis of biomass with co-fed hydrogen
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Recycling lithium-ion batteries: adding value with multiple lives

A mixed metal compound from separation and processing of spent batteries is demonstrated to be feasible as a “second-life” anode.

Graphical abstract: Recycling lithium-ion batteries: adding value with multiple lives
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Hybrid alginate–protein cryogel beads: efficient and sustainable bio-based materials to purify immunoglobulin G antibodies

Bio-based and low-cost hybrid alginate–protein cryogel beads, which can be regenerated and reused, are efficient adsorbent materials for the purification of IgG from human serum.

Graphical abstract: Hybrid alginate–protein cryogel beads: efficient and sustainable bio-based materials to purify immunoglobulin G antibodies
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Recycling non-food-grade tree gum wastes into nanoporous carbon for sustainable energy harvesting

Nanoporous carbon (nC), as electricity source, is prepared from low-grade tree-gum wastes via carbonization and exfoliation.

Graphical abstract: Recycling non-food-grade tree gum wastes into nanoporous carbon for sustainable energy harvesting
From the themed collection: 2020 Green Chemistry Hot Articles
Open Access Paper

A more sustainable and highly practicable synthesis of aliphatic isocyanides

A more sustainable and easier applicable synthesis of aliphatic isocyanides in DMC is introduced using non-hazardous p-toluenesulfonyl chloride as dehydration reagent.

Graphical abstract: A more sustainable and highly practicable synthesis of aliphatic isocyanides
From the themed collection: 2020 Green Chemistry Hot Articles
Paper

Electroactivated alkylation of amines with alcohols via both direct and indirect borrowing hydrogen mechanisms

Aqueous electrocatalytic alkylation of amines with alcohol; water is the only byproduct.

Graphical abstract: Electroactivated alkylation of amines with alcohols via both direct and indirect borrowing hydrogen mechanisms
From the themed collection: 2020 Green Chemistry Hot Articles
66 items

About this collection

Welcome to our online rolling collection of the hottest work published in Green Chemistry. Here we feature all the 2020 Green Chemistry articles highlighted as HOT by the handling editor or our referees. Congratulations to all the authors whose articles are featured.

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