Themed collection Chemical Communications HOT articles

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Electrocatalytic oxidative upgrading of biomass platform chemicals: from the aspect of reaction mechanism

We describe the recent progress in oxidative biomass electrorefining via inner-sphere and outer-sphere anodic reactions.

Graphical abstract: Electrocatalytic oxidative upgrading of biomass platform chemicals: from the aspect of reaction mechanism
From the themed collection: Chemical Communications HOT articles
Highlight

Cobalt-catalyzed alkyne hydrosilylation as a new frontier to selectively access silyl-hydrocarbons

This article describes recent advances on cobalt-catalyzed regioselective alkyne hydrosilylations enabled by delicate ligand design.

Graphical abstract: Cobalt-catalyzed alkyne hydrosilylation as a new frontier to selectively access silyl-hydrocarbons
From the themed collection: Chemical Communications HOT articles
Highlight

Cyclometallated complexes as catalysts for C–H activation and functionalization

This highlight describes an emerging trend in the C–H activation field: the use of the cyclometallated catalysts for the challenging and unprecedented direct transformations.

Graphical abstract: Cyclometallated complexes as catalysts for C–H activation and functionalization
From the themed collection: Functionalization of unreactive C-H bonds
Feature Article

Cationic π-extended heteroaromatics via a catalytic C–H activation annulative alkyne-insertion sequence

Herein, the recent progress of an annulative alkyne-insertion π-extension (AAIPEX) strategy to construct opto-electronically significant cationic polycyclic heteroaromatic compounds (cPHACs) is showcased.

Graphical abstract: Cationic π-extended heteroaromatics via a catalytic C–H activation annulative alkyne-insertion sequence
From the themed collection: ChemComm Community – Dedicated Authors
Feature Article

Artificial light-harvesting systems based on macrocycle-assisted supramolecular assembly in aqueous media

This Feature Article will discuss the fabrication of light-harvesting systems based on water-soluble macrocycles, such as cyclodextrins (CD), pillararenes (PA), calixarenes (CA), cucurbiturils (CB), and other macrocycles.

Graphical abstract: Artificial light-harvesting systems based on macrocycle-assisted supramolecular assembly in aqueous media
From the themed collection: Functional Supramolecular Photochemistry
Feature Article

Pillararene-based molecular-scale porous materials

This feature article discusses the synthetic methods, functionalisation approaches and application potential of pillararene-based molecular-scale porous materials.

Graphical abstract: Pillararene-based molecular-scale porous materials
From the themed collection: ChemComm Community – Dedicated Authors
Feature Article

Enzymatic noncovalent synthesis of peptide assemblies generates multimolecular crowding in cells for biomedical applications

This article highlights the unique features of enzymatic noncovalent synthesis (ENS) for generating multimolecular crowding in cells and the relevant applications for biomedicines.

Graphical abstract: Enzymatic noncovalent synthesis of peptide assemblies generates multimolecular crowding in cells for biomedical applications
From the themed collection: Multimolecular Crowding in Biosystems
Feature Article

Achievements in Pt nanoalloy oxygen reduction reaction catalysts: strain engineering, stability and atom utilization efficiency

Achievements in Pt nanoalloy catalysts for the oxygen reduction reaction (ORR) are summarized from three aspects, namely, strain engineering, stability, and atom utilization efficiency.

Graphical abstract: Achievements in Pt nanoalloy oxygen reduction reaction catalysts: strain engineering, stability and atom utilization efficiency
From the themed collection: Chemical Communications HOT articles
Open Access Feature Article

The mutual interactions of RNA, counterions and water – quantifying the electrostatics at the phosphate–water interface

Recent progress in the understanding of the electrostatics at the biological phosphate–water interface establishes the interaction strength with water molecules and counterions, the relevant fluctuation timescales and the spatial reach of interactions.

Graphical abstract: The mutual interactions of RNA, counterions and water – quantifying the electrostatics at the phosphate–water interface
From the themed collection: Chemical Communications HOT articles
Feature Article

Thermal management materials for energy-efficient and sustainable future buildings

State-of-the-art materials design, structural engineering and computational modeling, and new opportunities to develop sustainable and energy-efficient thermal management materials for future smart buildings.

Graphical abstract: Thermal management materials for energy-efficient and sustainable future buildings
From the themed collection: 2021 Emerging Investigators
Feature Article

Excited state dynamics and photochemistry of nitroaromatic compounds

Nitroaromatic compounds have unique excited state dynamics due to the presence of oxygen-centered non-bonding orbitals.

Graphical abstract: Excited state dynamics and photochemistry of nitroaromatic compounds
From the themed collection: Chemical Communications HOT articles
Feature Article

Atomically dispersed metal catalysts on nanodiamond and its derivatives: synthesis and catalytic application

The recent progress in the synthesis and catalytic application of atomically dispersed metal catalysts on nanodiamond and its derivatives is systematically summarized.

Graphical abstract: Atomically dispersed metal catalysts on nanodiamond and its derivatives: synthesis and catalytic application
From the themed collection: Chemical Communications HOT articles
Feature Article

Luminescent lanthanide–macrocycle supramolecular assembly

Macrocyclic compounds, including crown ether, cyclodextrin, cucurbituril and pillararene, bound to various specific guest molecules through various non-covalent interactions, can make the system multifunctional and endow system with intelligence.

Graphical abstract: Luminescent lanthanide–macrocycle supramolecular assembly
From the themed collection: ChemComm Community – Dedicated Authors
Feature Article

Amidinium⋯carboxylate frameworks: predictable, robust, water-stable hydrogen bonded materials

This feature article describes the development of hydrogen bonded frameworks assembled using amidinium∙∙∙carboxylate hydrogen bonds, and discusses their structures, stabilities and applications.

Graphical abstract: Amidinium⋯carboxylate frameworks: predictable, robust, water-stable hydrogen bonded materials
From the themed collection: 2021 Emerging Investigators
Feature Article

C–H bond functionalization by high-valent cobalt catalysis: current progress, challenges and future perspectives

Over the last decade, high-valent cobalt catalysis has earned a place in the spotlight as a valuable tool for C–H activation and functionalization.

Graphical abstract: C–H bond functionalization by high-valent cobalt catalysis: current progress, challenges and future perspectives
From the themed collection: Chemical Communications HOT articles
Feature Article

Recent advances in (chemo)enzymatic cascades for upgrading bio-based resources

Developing (chemo)enzymatic cascades is very attractive for green synthesis, because they streamline multistep synthetic processes.

Graphical abstract: Recent advances in (chemo)enzymatic cascades for upgrading bio-based resources
From the themed collection: Chemical Communications HOT articles
Feature Article

Recent advances in catalytic asymmetric aza-Cope rearrangement

This review highlights the recent progress in catalytic asymmetric aza-Cope rearrangement, and covers important features of these studies including catalytic system design, mechanism insight, stereochemistry analysis and synthetic applications.

Graphical abstract: Recent advances in catalytic asymmetric aza-Cope rearrangement
From the themed collection: Chemical Communications HOT articles
Feature Article

Molecular structures and magnetic properties of endohedral metallofullerenes

Endohedral metallofullerenes are fascinating materials. Recent progress on molecular structures and magnetic properties of metallofullerenes is summarized in this feature article.

Graphical abstract: Molecular structures and magnetic properties of endohedral metallofullerenes
From the themed collection: 2021 Emerging Investigators
Feature Article

Biofunctional chemistry and reactivity of biogenic acrolein for cancer diagnosis and therapy

Acrolein holds excellent potential as a biomarker in various oxidative stress-related diseases, including cancer, Alzheimer's, Parkinson's, and inflammatory disorders.

Graphical abstract: Biofunctional chemistry and reactivity of biogenic acrolein for cancer diagnosis and therapy
From the themed collection: Chemical Communications HOT articles
Feature Article

Reduction of NO by diiron complexes in relation to flavodiiron nitric oxide reductases

A detailed analysis of the mechanism and model studies of NO reduction by flavodiiron nitric oxide reductases (FNORs) is presented.

Graphical abstract: Reduction of NO by diiron complexes in relation to flavodiiron nitric oxide reductases
From the themed collection: Chemical Communications HOT articles
Open Access Feature Article

Enhanced polysaccharide nanofibers via oxidation over SiliaCat TEMPO

Drawing on independent work carried out by academic and industrial researchers using the immobilized TEMPO catalyst SiliaCat TEMPO, in this study, we show how shifting the carboxylation process mediated by TEMPO in solution to a process mediated by the above-mentioned hybrid sol–gel catalyst allows the synthesis of insoluble polysaccharide nanofibers of superior quality, eliminating waste.

Graphical abstract: Enhanced polysaccharide nanofibers via oxidation over SiliaCat TEMPO
From the themed collection: Chemical Communications HOT articles
Feature Article

Cross β amyloid assemblies as complex catalytic machinery

Short peptide-based cross β amyloid assemblies can mimic advanced enzyme functions and possibly were the earliest protein folds.

Graphical abstract: Cross β amyloid assemblies as complex catalytic machinery
From the themed collection: Chemical Communications HOT articles
Feature Article

Electrochemical nitrogen reduction: recent progress and prospects

Electrochemical nitrogen reduction reaction (ENRR) is regarded as a green process for ammonia production. This work provides a comprehensive review on recent advance in the ENRR process. Opportunities and future directions of it are also discussed.

Graphical abstract: Electrochemical nitrogen reduction: recent progress and prospects
From the themed collection: Chemical Communications HOT articles
Feature Article

Diacyl peroxides: practical reagents as aryl and alkyl radical sources

This feature article describes the recent achievements in utilizing diacyl peroxides as arylating and alkylating reagents in organic synthesis via the formation of aryl and alkyl radicals.

Graphical abstract: Diacyl peroxides: practical reagents as aryl and alkyl radical sources
From the themed collection: Chemical Communications HOT articles
Feature Article

The influence of polymer architecture in polymer mechanochemistry

This Feature Article describes how cyclic, intramolecularly cross-linked, dendritic, star, bottlebrush, and dendronized polymer architectures can influence the mechanochemical reactivity of polymers.

Graphical abstract: The influence of polymer architecture in polymer mechanochemistry
From the themed collection: Chemical Communications HOT articles
Feature Article

Intrinsically ultralow thermal conductive inorganic solids for high thermoelectric performance

Intrinsic strategies to inhibit phonon propagation through a crystalline inorganic solid and to achieve low lattice thermal conductivity.

Graphical abstract: Intrinsically ultralow thermal conductive inorganic solids for high thermoelectric performance
From the themed collection: Chemical Communications HOT articles
Feature Article

Catalytic conversion of nitrogen molecule into ammonia using molybdenum complexes under ambient reaction conditions

This feature article overviews the development of the conversion of nitrogen molecule into ammonia using molybdenum complexes with a special focus on the reaction mechanism.

Graphical abstract: Catalytic conversion of nitrogen molecule into ammonia using molybdenum complexes under ambient reaction conditions
From the themed collection: Chemical Communications HOT articles
Communication

Silver-assisted gold-catalyzed solid phase synthesis of linear and branched oligosaccharides

Gold-catalyzed synthesis of oligosaccharides is reported by solid-phase methods. The utility of this is demonstrated by the synthesis of branched and linear pentaarabinofuranosides.

Graphical abstract: Silver-assisted gold-catalyzed solid phase synthesis of linear and branched oligosaccharides
From the themed collection: Chemical Communications HOT articles
Communication

Photo-modulated supramolecular self-assembly of ortho-nitrobenzyl ester-based alkynylplatinum(II) 2,6-bis(N-alkylbenzimidazol-2′-yl)pyridine complexes

The enhanced supramolecular self-assembly behaviors of photo-caged platinum(II) complexes have been triggered by applying light as the external stimulus.

Graphical abstract: Photo-modulated supramolecular self-assembly of ortho-nitrobenzyl ester-based alkynylplatinum(ii) 2,6-bis(N-alkylbenzimidazol-2′-yl)pyridine complexes
From the themed collection: Functional Supramolecular Photochemistry
Communication

Nickel-catalyzed synthesis of Zn(I)–Zn(I) bonded compounds

The first catalyzed synthesis of Zn(I)–Zn(I) bonded compounds was realized through nickel-catalyzed dehydrocoupling of zinc(II) hydrides.

Graphical abstract: Nickel-catalyzed synthesis of Zn(i)–Zn(i) bonded compounds
From the themed collection: Chemical Communications HOT articles
Communication

A facile design of thio-perylenediimides with controllable fluorescent, photodynamic and photothermal effects towards cancer theranostics

A series of thionated perylenediimides with controllable fluorescent, photodynamic and photothermal effects have been synthesized by a one-pot method for multiple cancer phototheranostics.

Graphical abstract: A facile design of thio-perylenediimides with controllable fluorescent, photodynamic and photothermal effects towards cancer theranostics
From the themed collection: Chemical Communications HOT articles
Communication

KB3H8: an environment-friendly reagent for the selective reduction of aldehydes and ketones to alcohols

Selective reduction of aldehydes and ketones to alcohols using KB3H8 was achieved in water and THF.

Graphical abstract: KB3H8: an environment-friendly reagent for the selective reduction of aldehydes and ketones to alcohols
Communication

Structurally screening calixarenes as peptide transport activators

We studied the influence of calixarene structure on transport efficiency of peptides, and provide meaningful information for transport systems.

Graphical abstract: Structurally screening calixarenes as peptide transport activators
From the themed collection: Host-Guest Chemistry
Communication

Synthesis of β-cyanoalkylsulfonylated vinyl selenides through a four-component reaction

A copper-catalyzed multicomponent selenosulfonylation of alkynes with sulfur dioxide for the synthesis of β-cyanoalkylsulfonylated vinyl selenides is achieved.

Graphical abstract: Synthesis of β-cyanoalkylsulfonylated vinyl selenides through a four-component reaction
From the themed collection: Chemical Communications HOT articles
Communication

Steric control of sorting regimes in self-assembled cages

Self-sorting regimes are controlled by adjusting steric interactions in self-assembled coordination cages and equilibration followed by HPLC. Statistical or biased distributions can be obtained, including isolation of a single heteroleptic species.

Graphical abstract: Steric control of sorting regimes in self-assembled cages
From the themed collection: Host-Guest Chemistry
Open Access Communication

Macrocyclic complexes based on [N⋯I⋯N]+ halogen bonds

Macrocyclic iodine(I) complexes with 5–10 Å cavity act as host molecules and encapsulate hexafluorophosphate anions in the gas phase confirmed by ion-mobility spectrometry and DFT calculations.

Graphical abstract: Macrocyclic complexes based on [N⋯I⋯N]+ halogen bonds
From the themed collection: Host-Guest Chemistry
Communication

A photoelectrochemical biosensor based on methylene blue sensitized Bi5O7I for sensitive detection of PSA

Bismuth oxyiodide was used as a signal probe to construct a sensitization structure with methylene blue, combined with protein conversion strategy, and a photoelectrochemical biosensor was constructed for detection of prostate-specific antigen.

Graphical abstract: A photoelectrochemical biosensor based on methylene blue sensitized Bi5O7I for sensitive detection of PSA
From the themed collection: Chemical Communications HOT articles
Open Access Communication

One-pot gram-scale synthesis of virucidal heparin-mimicking polymers as HSV-1 inhibitors

A straightforward and gram-scale synthesis method was developed to engineer virucidal heparin-mimicking polymers as HSV-1 inhibitors.

Graphical abstract: One-pot gram-scale synthesis of virucidal heparin-mimicking polymers as HSV-1 inhibitors
From the themed collection: Chemical Communications HOT articles
Communication

Hypoiodite-catalysed oxidative homocoupling of arenols and tandem oxidation/cross-coupling of hydroquinones with arenes

A transition-metal-free method for the oxidative C–C homocoupling and tandem oxidation/cross-coupling is reported.

Graphical abstract: Hypoiodite-catalysed oxidative homocoupling of arenols and tandem oxidation/cross-coupling of hydroquinones with arenes
From the themed collection: Chemical Communications HOT articles
Communication

Cobalt phosphide nanorings towards efficient electrocatalytic nitrate reduction to ammonia

High-quality CoP nanorings (CoP NRs) show high activity towards the nitrate electrocatalytic reduction reaction due to substantial coordinately unsaturated active sites, a high surface area, and available mass transfer pathways.

Graphical abstract: Cobalt phosphide nanorings towards efficient electrocatalytic nitrate reduction to ammonia
From the themed collection: Chemical Communications HOT articles
Communication

A rearrangement of saccharin-derived cyclic ketimines with 3-chlorooxindoles leading to spiro-1,3-benzothiazine oxindoles

An unusual rearrangement of saccharin-derived cyclic ketimines (SDCIs) and 3-chlorooxindoles has been developed to provide a series of spiro-1,3-benzothiazine oxindoles.

Graphical abstract: A rearrangement of saccharin-derived cyclic ketimines with 3-chlorooxindoles leading to spiro-1,3-benzothiazine oxindoles
From the themed collection: Chemical Communications HOT articles
Communication

Rim-differentiated Co-pillar[4+1]arenes

Rim-differentiated Co-pillar[4+1]arenes with clickable moieties and extra synthetic handles are versatile platforms for self-assembled molecular architectures and biological applications.

Graphical abstract: Rim-differentiated Co-pillar[4+1]arenes
From the themed collection: 2021 Emerging Investigators
Communication

Construction of an isoquinolinone framework from carboxylic-ester-directed umpolung ring opening of methylenecyclopropanes

A novel carboxylic ester directed umpolung ring opening of functionalized methylenecyclopropanes (MCPs) leading to the rapid construction of isoquinolinone framework.

Graphical abstract: Construction of an isoquinolinone framework from carboxylic-ester-directed umpolung ring opening of methylenecyclopropanes
From the themed collection: Chemical Communications HOT articles
Communication

Selective synthesis of fluorinated biaryls by [MCl2(PhPEWO-F)] (M = Ni, Pd) catalysed Negishi cross-coupling

Selective Negishi cross-coupling of fluorinated aryls with Ni(II) or Pd(II) catalysts made easy using a coupling-promoter ligand.

Graphical abstract: Selective synthesis of fluorinated biaryls by [MCl2(PhPEWO-F)] (M = Ni, Pd) catalysed Negishi cross-coupling
From the themed collection: Chemical Communications HOT articles
Communication

Trapping an unusual pentacoordinate carbon atom in a neutral trialuminum complex

A pentacoordinate methylidene carbon atom was trapped in a neutral trimetallic aluminum core using a naphthalene bis amidinate ligand. The resulting complex exhibits the shortest equatorial Al–C bond distance reported for Al3-(μ3-CH2) moieties.

Graphical abstract: Trapping an unusual pentacoordinate carbon atom in a neutral trialuminum complex
From the themed collection: Chemical Communications HOT articles
Open Access Communication

A novel 18F-labeled clickable substrate for targeted imaging of SNAP-tag expressing cells by PET in vivo

In this work, high-contrast PET imaging of subcutaneous SNAP-tag expressing tumor xenografts is achieved by bioorthogonal covalent targeting with a novel 18F-based radioligand in vivo.

Graphical abstract: A novel 18F-labeled clickable substrate for targeted imaging of SNAP-tag expressing cells by PET in vivo
From the themed collection: Chemical Communications HOT articles
Communication

Enantioselective synthesis of 1-aminoindene derivatives via asymmetric Brønsted acid catalysis

A catalytic asymmetric iminium ion cyclization reaction of simple 2-alkenylbenzaldimines using a BINOL-derived chiral N-triflyl phosphoramide was described. The corresponding 1-aminoindenes and tetracyclic 1-aminoindanes are formed in good yields and high enantioselectivities.

Graphical abstract: Enantioselective synthesis of 1-aminoindene derivatives via asymmetric Brønsted acid catalysis
From the themed collection: Chemical Communications HOT articles
Communication

A strongly Lewis-acidic and fluorescent borenium cation supported by a tridentate formazanate ligand

A fluorescent, strongly Lewis-acidic borenium cation (Gutmann–Beckett acceptor number >100) was created using a tridentate formazanate ligand. This cation shows a potential utility as a colourimetric reactivity probe.

Graphical abstract: A strongly Lewis-acidic and fluorescent borenium cation supported by a tridentate formazanate ligand
Communication

Key to C2 production: selective C–C coupling for electrochemical CO2 reduction on copper alloy surfaces

The OC–COH coupling is kinetically facilitated compared to OC–CHO coupling, which is induced by the optimized composition and electronic structures of copper alloys.

Graphical abstract: Key to C2 production: selective C–C coupling for electrochemical CO2 reduction on copper alloy surfaces
From the themed collection: Chemical Communications HOT articles
Communication

Reactivity of an N-heterocyclic silylene with a 1,1′-ferrocenediyl backbone towards carbonyl compounds, including carbon suboxide

The reaction of a stable silylene with Ph2C[double bond, length as m-dash]C[double bond, length as m-dash]O and O[double bond, length as m-dash]C[double bond, length as m-dash]C[double bond, length as m-dash]C[double bond, length as m-dash]O respectively afforded the first silaallene oxide and a silylketene, whose hydrolysis furnished a stable methyleneketene.

Graphical abstract: Reactivity of an N-heterocyclic silylene with a 1,1′-ferrocenediyl backbone towards carbonyl compounds, including carbon suboxide
From the themed collection: Chemical Communications HOT articles
Open Access Communication

Slow magnetic relaxation in distorted tetrahedral Dy(III) aryloxide complexes

Magnetostructural correlations: The magnetic relaxation dynamics of three distorted tetrahedral dysprosium aryloxide complexes are shown to vary according to their local coordination environments.

Graphical abstract: Slow magnetic relaxation in distorted tetrahedral Dy(iii) aryloxide complexes
From the themed collection: Chemical Communications HOT articles
Communication

Selective dimerization of a trinuclear mixed-metal sandwich complex: construction of an axially chiral metal skeleton

We report reductive dimerization of mixed metal Pd2Pt or PdPt2 sandwich complexes. The dimerization occurs through selective Pt–Pt bond formation, and the PdPt2 dimer has a unique axially chiral structure derived from the heterometal arrangement.

Graphical abstract: Selective dimerization of a trinuclear mixed-metal sandwich complex: construction of an axially chiral metal skeleton
From the themed collection: Chemical Communications HOT articles
Communication

Ligand switchable site selectivity in C–H alkenylation of thiophenes by turnover-limiting step control

Switchable site selectivity during Pd-catalysed C–H alkenylation of heteroarenes has been linked to a change from selectivity-determining C–H cleavage to C–C formation, respectively, upon substitution of ionic thioether for pyridine dative ligands.

Graphical abstract: Ligand switchable site selectivity in C–H alkenylation of thiophenes by turnover-limiting step control
From the themed collection: 2021 Emerging Investigators
Communication

Photo-irradiation tunes highly active sites over β-Ni(OH)2 nanosheets for the electrocatalytic oxygen evolution reaction

A facile photo-irradiation method is developed to tune active sites over β-Ni(OH)2 nanosheets for enhanced electrocatalytic oxygen evolution reaction.

Graphical abstract: Photo-irradiation tunes highly active sites over β-Ni(OH)2 nanosheets for the electrocatalytic oxygen evolution reaction
From the themed collection: Chemical Communications HOT articles
Communication

Photoinduced transition-metal and external photosensitizer free cross-coupling of aryl triflates with trialkyl phosphites

Photoinduced phosphonation of aryl triflates with trialkyl phosphites via a tandem single-electron-transfer, C–O bond cleavage and Arbuzov rearrangement process in the absence of transition-metal and external photosensitizer is reported.

Graphical abstract: Photoinduced transition-metal and external photosensitizer free cross-coupling of aryl triflates with trialkyl phosphites
From the themed collection: Chemical Communications HOT articles
Communication

Bioinspired in situ repeatable self-recovery of superhydrophobicity by self-reconstructing the hierarchical surface structure

A new strategy for fabricating a plant leaf cuticle-like material has been reported, which repeatedly secretes wax and assembles into crystal platelets upon physical damage, and brings superhydrophobicity back.

Graphical abstract: Bioinspired in situ repeatable self-recovery of superhydrophobicity by self-reconstructing the hierarchical surface structure
From the themed collection: Chemical Communications HOT articles
Communication

Rhodium(III)-catalyzed asymmetric [4+1] spiroannulations of O-pivaloyl oximes with α-diazo compounds

Catalytic asymmetric [4+1] spiroannulation of O-pivaloyl oximes with α-diazo homophthalimides has been realized for enantioselective synthesis of spirocyclic imines.

Graphical abstract: Rhodium(iii)-catalyzed asymmetric [4+1] spiroannulations of O-pivaloyl oximes with α-diazo compounds
From the themed collection: Chemical Communications HOT articles
Communication

Tertiary cyclopropyl carbagermatranes: synthesis and cross-coupling

Tertiary cyclopropyl carbagermatranes acting as robust nucleophiles for the synthesis of cyclopropane with quaternary centers.

Graphical abstract: Tertiary cyclopropyl carbagermatranes: synthesis and cross-coupling
From the themed collection: Chemical Communications HOT articles
Open Access Communication

Selective, radical-free activation of benzylic C–H bonds in methylarenes

We report the selective oxidative addition of benzylic C–H bonds in industrially important methylarenes using rare η4-arene iridium complexes.

Graphical abstract: Selective, radical-free activation of benzylic C–H bonds in methylarenes
From the themed collection: Chemical Communications HOT articles
Communication

Metabolic iron detection through divalent metal transporter 1 and ferroportin mediated cocktail fluorogenic probes

A cocktail [1 + 2] dual-fluorescent probe system could realize the real-time visualization of dynamic iron state changes between Fe2+ and Fe3+.

Graphical abstract: Metabolic iron detection through divalent metal transporter 1 and ferroportin mediated cocktail fluorogenic probes
From the themed collection: Multimolecular Crowding in Biosystems
Open Access Communication

Varying the hydrophobic spacer to influence multicomponent gelation

We investigate the effect of hydrophobic spacer on gel properties in a multicomponent system.

Graphical abstract: Varying the hydrophobic spacer to influence multicomponent gelation
From the themed collection: Chemical Communications HOT articles
Communication

B(C6F5)3-Catalyzed site-selective N1-alkylation of benzotriazoles with diazoalkanes

The site-selective N1-alkylation of benzotriazoles with diazoalkanes is achieved using 10 mol% of B(C6F5)3 as a catalyst.

Graphical abstract: B(C6F5)3-Catalyzed site-selective N1-alkylation of benzotriazoles with diazoalkanes
Communication

Pillar[5]arene-based supramolecular photosensitizer for enhanced hypoxic-tumor therapeutic effectiveness

A galactose-targeting supramolecular photosensitizer system DOX@GP5⊃NBSPD was constructed based on a host–guest inclusion complex, which could achieve the enhanced hypoxic-tumor therapeutic effectiveness by chemo-photodynamic combination.

Graphical abstract: Pillar[5]arene-based supramolecular photosensitizer for enhanced hypoxic-tumor therapeutic effectiveness
From the themed collection: Host-Guest Chemistry
Communication

Distinct impact of glycation towards the aggregation and toxicity of murine and human amyloid-β

Modifications of mAβ and hAβ by glycation can differentiate their aggregation and cytotoxicity profiles.

Graphical abstract: Distinct impact of glycation towards the aggregation and toxicity of murine and human amyloid-β
From the themed collection: Multimolecular Crowding in Biosystems
Communication

Synthesis of novel six-, seven- and eight-membered aluminum-containing rings by alumole ring expansion

Herein we present a range of new ring expansion reactions of an alumole with heteroatom-containing unsaturated species, providing a range of novel six-, seven- and eight-membered cyclic products with high heteroatom content.

Graphical abstract: Synthesis of novel six-, seven- and eight-membered aluminum-containing rings by alumole ring expansion
From the themed collection: Chemical Communications HOT articles
Communication

Synergistic covalent-and-supramolecular polymers connected by [2]pseudorotaxane moieties

Synergistic covalent-and-supramolecular polymers connected by [2]pseudorotaxane moieties are designed and synthesized, whose unique topological structures lead to materials with mechanically adaptive properties.

Graphical abstract: Synergistic covalent-and-supramolecular polymers connected by [2]pseudorotaxane moieties
From the themed collection: Host-Guest Chemistry
Communication

Unprecedented [d9]Cu⋯[d10]Au coinage bonding interactions in {Cu(NH3)4[Au(CN)2]}+[Au(CN)2] salt

The X-ray structure of the {Cu(NH3)4[Au(CN)2]}+[Au(CN)2] salt is reported showing an unprecedented [d9]Cu⋯[d10]Au coinage bond.

Graphical abstract: Unprecedented [d9]Cu⋯[d10]Au coinage bonding interactions in {Cu(NH3)4[Au(CN)2]}+[Au(CN)2]− salt
From the themed collection: Chemical Communications HOT articles
Open Access Communication

Complete deconstruction of SF6 by an aluminium(I) compound

The room-temperature activation of SF6, a potent greenhouse gas, is reported using a monovalent aluminium(I) reagent to form well-defined aluminium(III) fluoride and aluminium(III) sulfide products.

Graphical abstract: Complete deconstruction of SF6 by an aluminium(i) compound
From the themed collection: Chemical Communications HOT articles
Open Access Communication

Borane catalysed cyclopropenation of arylacetylenes

Triarylborane catalysed cyclopropenation of a arylacetylenes using donor–acceptor diazoesters.

Graphical abstract: Borane catalysed cyclopropenation of arylacetylenes
From the themed collection: Chemical Communications HOT articles
Communication

Fusing pyrene and ferrocene into a chiral, redox-active triangle

A trimeric ferrocene–pyrene cyclophane interconverts between enantiomeric conformers, a consequence of both ferrocene rotation and the frontier orbitals of pyrene.

Graphical abstract: Fusing pyrene and ferrocene into a chiral, redox-active triangle
From the themed collection: Chemical Communications HOT articles
122 items - Showing page 1 of 2

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This ongoing web-collection features the latest articles published in ChemComm that have been marked as HOT by our Editors and trusted Reviewers. Congratulations to all those featured.

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