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Themed collection Celebrating the ChemComm Emerging Investigator Lectureship Winners

55 items
Feature Article

Dimension-controlled ion-pairing assemblies based on π-electronic charged species

This feature article summarizes the recent progress in the study of ion-pairing assemblies based on π-electronic ion pairs, including anion complexes of π-electronic molecules.

Graphical abstract: Dimension-controlled ion-pairing assemblies based on π-electronic charged species
Feature Article

Cooperative self-assembly of porphyrins with polymers possessing bioactive functions

This review covers recent research on design strategies for the cooperative self-assembly of porphyrins with polymers and its implementation as bioactive assembly.

Graphical abstract: Cooperative self-assembly of porphyrins with polymers possessing bioactive functions
Open Access Feature Article

On the outside looking in: redefining the role of analytical chemistry in the biosciences

Analytical chemistry has much to offer to an improved understanding of biological systems.

Graphical abstract: On the outside looking in: redefining the role of analytical chemistry in the biosciences
Feature Article

Organic nanophotonic materials: the relationship between excited-state processes and photonic performances

Organic active nanophotonics: excited-state coupled photonic behaviours strongly determine the optical performances of organic nanomaterials. The photonic actions and related material properties can be well controlled by tailoring the intra/inter-molecular excited-state processes.

Graphical abstract: Organic nanophotonic materials: the relationship between excited-state processes and photonic performances
Feature Article

Towards medicinal mechanochemistry: evolution of milling from pharmaceutical solid form screening to the synthesis of active pharmaceutical ingredients (APIs)

Development of mechanochemistry for API synthesis and pharmaceutical solid form screening signals the emergence of medicinal mechanochemistry – a discipline at the interface of medicinal chemistry and sustainable synthesis.

Graphical abstract: Towards medicinal mechanochemistry: evolution of milling from pharmaceutical solid form screening to the synthesis of active pharmaceutical ingredients (APIs)
From the themed collection: Most cited Features from 2016, 2017
Feature Article

Making C–H bonds with CO2: production of formate by molecular electrocatalysts

This article reviews the progress in the reduction of CO2 to formate using molecular inorganic electrocatalysts, with an emphasis on recent insights and successes in selective C–H bond formation with CO2 to favor formate production in aqueous solutions.

Graphical abstract: Making C–H bonds with CO2: production of formate by molecular electrocatalysts
Communication

Dimension-controlled assemblies of anion-responsive π-electronic systems bearing aryl substituents with fan-shaped geometries

Pyrrole-4-aryl-substituted dipyrrolyldiketone BF2 complexes showed fan-shaped and rod-shaped geometries for anion-free states and receptor–anion complexes, respectively, as building units of dimension-controlled assemblies.

Graphical abstract: Dimension-controlled assemblies of anion-responsive π-electronic systems bearing aryl substituents with fan-shaped geometries
Communication

Controlled assembly of organic whispering-gallery-mode microlasers as highly sensitive chemical vapor sensors

Organic whispering-gallery-mode lasers, assembled from π-conjugated polymers, can be used for highly sensitive detection of trace amounts of chemical gases by monitoring the shift of the lasing mode, paving a new way to design novel photonic sensing devices.

Graphical abstract: Controlled assembly of organic whispering-gallery-mode microlasers as highly sensitive chemical vapor sensors
Communication

Template-free hierarchical self-assembly of a pyrene derivative into supramolecular nanorods

A pyrene derivative was designed to form, through a hierarchical process, well-defined supramolecular nanorods.

Graphical abstract: Template-free hierarchical self-assembly of a pyrene derivative into supramolecular nanorods
Communication

The synergistic effect between KLVFF and self-assembly chaperones on both disaggregation of beta-amyloid fibrils and reducing consequent toxicity

A new synergistic system combining KLVFF peptide and self-assembly chaperone can synchronize disaggregating amyloid fibrils and reducing consequent toxicity.

Graphical abstract: The synergistic effect between KLVFF and self-assembly chaperones on both disaggregation of beta-amyloid fibrils and reducing consequent toxicity
Communication

Carbodiimide insertion into sulfonimides: one-step route to azepine derivatives via a two-atom saccharin ring expansion

A novel carbodiimide insertion reaction enables a one-step, two-atom expansion of cyclic and linear sulfonimides, including the first direct expansion of saccharin into thiadiazepines.

Graphical abstract: Carbodiimide insertion into sulfonimides: one-step route to azepine derivatives via a two-atom saccharin ring expansion
Communication

Core expansion of bis-calix[4]arene-supported clusters

Stoichiometric control allows for remarkable expansion of the cores of two known bis-calix[4]arene-supported clusters, with concomitant changes to the magnetic properties.

Graphical abstract: Core expansion of bis-calix[4]arene-supported clusters
Communication

Imaging plasma membrane phase behaviour in live cells using a thiophene-based molecular rotor

A thiophene-based molecular rotor was used to probe ordering and viscosity within artificial lipid bilayers and live cell plasma membranes.

Graphical abstract: Imaging plasma membrane phase behaviour in live cells using a thiophene-based molecular rotor
From the themed collection: Commemorating Michael Faraday (1791-1867)
Communication

Ship in a breakable bottle: fluoride-induced release of an organic molecule from a Pr(III)-linked molecular cage

A 3-dimensional networked molecular cage, NMC-1, has been synthesized that acts like a ‘molecular ship’ in a ‘breakable bottle’.

Graphical abstract: Ship in a breakable bottle: fluoride-induced release of an organic molecule from a Pr(iii)-linked molecular cage
From the themed collection: Host–guest chemistry
Communication

β-Perfluoroalkyl-substituted pyrrole as an anion-responsive π-electronic system through a single NH moiety

A pyrrole derivative possessing two perfluorohexyl (C6F13) chains at the β-positions was synthesized. The significant electron-withdrawing properties of the β-perfluoroalkyl chains induced fascinating anion-binding behaviour.

Graphical abstract: β-Perfluoroalkyl-substituted pyrrole as an anion-responsive π-electronic system through a single NH moiety
From the themed collection: Host–guest chemistry
Communication

Dimension-controlled assemblies of modified bipyrroles stabilized by electron-withdrawing moieties

Benzoyl-substituted bipyrroles possessing aliphatic chains were synthesized and formed a variety of dimension-controlled assembled structures as mesophases using various intermolecular interactions.

Graphical abstract: Dimension-controlled assemblies of modified bipyrroles stabilized by electron-withdrawing moieties
Open Access Communication

Flow-dependent separation selectivity for organic molecules on metal–organic frameworks containing adsorbents

A new effect was discovered which allows changes of selectivity by variation of the mobile phase flow rate.

Graphical abstract: Flow-dependent separation selectivity for organic molecules on metal–organic frameworks containing adsorbents
Communication

In situ monitoring of vapour-induced assembly of pharmaceutical cocrystals using a benchtop powder X-ray diffractometer

We describe a simple setup for in situ continuous monitoring of vapour-induced transformations of organic solids using a benchtop powder X-ray diffractometer.

Graphical abstract: In situ monitoring of vapour-induced assembly of pharmaceutical cocrystals using a benchtop powder X-ray diffractometer
Open Access Communication

One-step ligand exchange and switching from hydrophobic to water-stable hydrophilic superparamagnetic iron oxide nanoparticles by mechanochemical milling

Mechanochemistry permits rapid solvent-free exchange of surface ligands on superparamagnetic iron oxide nanoparticles (IONPs), enabling control of surface properties.

Graphical abstract: One-step ligand exchange and switching from hydrophobic to water-stable hydrophilic superparamagnetic iron oxide nanoparticles by mechanochemical milling
Open Access Communication

Mechanochemical and solvent-free assembly of zirconium-based metal–organic frameworks

Mechanochemistry and accelerated aging are new routes to zirconium metal–organic frameworks, yielding UiO-66 and catalytically active UiO-66-NH2 accessible on the gram scale through mild solid-state self-assembly, without strong acids, high temperatures or excess reactants.

Graphical abstract: Mechanochemical and solvent-free assembly of zirconium-based metal–organic frameworks
Communication

Dipyrrolyphenol as a precursor of π-electronic anion that forms ion pairs with cations

A nitro-substituted dipyrrolylphenol was synthesized as a precursor of a π-electronic anion, whose phenolate (phenoxide) moiety upon deprotonation was stabilized by the hydrogen-bond-donating pyrrole NH, thus forming solid-state ion pairs with various cationic species.

Graphical abstract: Dipyrrolyphenol as a precursor of π-electronic anion that forms ion pairs with cations
Communication

Tuning the cavities of zirconium-based MIL-140 frameworks to modulate CO2 adsorption

A combined experimental and computational study on the CO2 adsorption performance of zirconium-based MIL-140 frameworks has revealed the crucial influence of pore-confinement effects.

Graphical abstract: Tuning the cavities of zirconium-based MIL-140 frameworks to modulate CO2 adsorption
Communication

A FRET-based ratiometric redox probe for detecting oxidative stress by confocal microscopy, FLIM and flow cytometry

A FRET-based, ratiometric redox probe undergoes a fluorescence colour change upon reduction, and can be used to study cellular oxidative capacity using confocal microscopy, fluorescence lifetime imaging and flow cytometry.

Graphical abstract: A FRET-based ratiometric redox probe for detecting oxidative stress by confocal microscopy, FLIM and flow cytometry
Open Access Communication

Fluorescent sensing of monofunctional platinum species

A fluorescein derivative exhibits increased fluorescence selectively in response to monofunctional platinum complexes, and can be used to study the metabolism of platinum-based chemotherapeutics.

Graphical abstract: Fluorescent sensing of monofunctional platinum species
Communication

A dual-boron-cored luminogen capable of sensing and imaging

A new dual-boron-cored luminogen ligated with a nitrogen-containing multidentate ligand and four bulky phenyl rings exhibits AIE and piezochromism. Furthermore, it shows good capabilities for imaging and anion sensing.

Graphical abstract: A dual-boron-cored luminogen capable of sensing and imaging
Communication

Thiazolothiazole-linked porous organic polymers

Thiazolothiazole-linked porous organic polymers have been synthesized from a facile catalyst-free condensation reaction between aldehydes and dithiooxamide under solvothermal conditions.

Graphical abstract: Thiazolothiazole-linked porous organic polymers
Open Access Communication

Highly unusual interpenetration isomers of electroactive nickel bis(dithiolene) coordination frameworks

Two highly unusual isomeric coordination frameworks incorporating the nickel bis(dithiolate) metalloligand exhibit cyclable electroactive properties.

Graphical abstract: Highly unusual interpenetration isomers of electroactive nickel bis(dithiolene) coordination frameworks
Communication

Cyclotrimerization of arylalkynes on Au(111)

Cyclotrimerization of arylalkynes on Au(111) proceeds readily at modest temperatures, and affords two-dimensional covalently bonded polyphenylene networks.

Graphical abstract: Cyclotrimerization of arylalkynes on Au(111)
Communication

Potential-driven molecular tiling of a charged polycyclic aromatic compound

Electrochemical potential causes molecular tiling of organic ions at the solid–liquid interface with supramolecular motifs that contain between 2 and 7 tectons.

Graphical abstract: Potential-driven molecular tiling of a charged polycyclic aromatic compound
Open Access Communication

A novel flavin derivative reveals the impact of glucose on oxidative stress in adipocytes

A fluorescent sensor for redox state shows reversible oxidation/reduction at biologically-relevant potentials, and is used to visualise cellular oxidative capacity.

Graphical abstract: A novel flavin derivative reveals the impact of glucose on oxidative stress in adipocytes
Communication

Synthesis of the 6,6,5,7-tetracyclic core of daphnilongeranin B

An efficient approach toward the synthesis of the 6,6,5,7-tetracyclic core of the daphnilongeranin B, a Daphniphyllum alkaloid, is reported.

Graphical abstract: Synthesis of the 6,6,5,7-tetracyclic core of daphnilongeranin B
Communication

A molecular rotor for measuring viscosity in plasma membranes of live cells

We report the viscosity imaging of the plasma membrane of live cells using a new targeted BODIPY-based molecular rotor.

Graphical abstract: A molecular rotor for measuring viscosity in plasma membranes of live cells
Communication

Structural alteration of the metal–organic pyrogallol[4]arene nano-capsule motif by incorporation of large metal centres

Addition of cadmium(II) nitrate to gallium-coordinated metal–organic C-alkylpyrogallol[4]arene nano-capsules affords a marked variation in the near spherical capsule motif.

Graphical abstract: Structural alteration of the metal–organic pyrogallol[4]arene nano-capsule motif by incorporation of large metal centres
Open Access Communication

Discovering the pivotal role of carbonate in the formation of a bis-phenolate supported Co15 cluster

The synthesis of a Co15 cluster is dependent on the in situ formation of CO32− and bis-phenolate ligands mimicking tetrahomodioxacalix[4]arene.

Graphical abstract: Discovering the pivotal role of carbonate in the formation of a bis-phenolate supported Co15 cluster
Communication

Programmed hydrolysis of nanoassemblies by electrostatic interaction-mediated enzymatic-degradation

At physiological pH, polymer nanoparticles having degradable-core and charged-shell morphologies readily attract or repel enzymes carrying opposite or similar charges, respectively.

Graphical abstract: Programmed hydrolysis of nanoassemblies by electrostatic interaction-mediated enzymatic-degradation
Communication

A bis-phenolate for the construction of linear lanthanide trimers

The ligand bis(5-tert-butyl-2-hydroxy-3-hydroxymethyl-phenyl)methane, a flexible calix[n]arene analogue, is employed to construct an unusual linear [Ln3] trimer.

Graphical abstract: A bis-phenolate for the construction of linear lanthanide trimers
Communication

Molecular sensing and discrimination by a luminescent terbium–phosphine oxide coordination material

PCM-15 is a robust and recyclable sensor for the effective discrimination of a wide range of small molecules.

Graphical abstract: Molecular sensing and discrimination by a luminescent terbium–phosphine oxide coordination material
Communication

Mesoporous anatase TiO2 nanocups with plasmonic metal decoration for highly active visible-light photocatalysis

This communication describes the facile synthesis of mesoporous cuplike anatase TiO2 nanocrystals. The novel cuplike morphology of the Au–TiO2 nanomaterial with a dominant (101) facet shows remarkable visible-light photoactivity.

Graphical abstract: Mesoporous anatase TiO2 nanocups with plasmonic metal decoration for highly active visible-light photocatalysis
Communication

Microwave synthesis of Au–Rh core–shell nanoparticles and implications of the shell thickness in hydrogenation catalysis

A microwave-assisted heating method allows for the convenient and reproducible synthesis of defined Au–Rh core–shell metallic nanoparticles with tuneable shell thicknesses.

Graphical abstract: Microwave synthesis of Au–Rh core–shell nanoparticles and implications of the shell thickness in hydrogenation catalysis
Communication

Redox active aluminium(III) complexes convert CO2 into MgCO3 or CaCO3 in a synthetic cycle using Mg or Ca metal

Using concomitant redox and acid–base reactivity, conversion of CO2 into MgCO3 or CaCO3, via regenerable (IP)2Al(OH), is presented (IP = α-iminopyridine).

Graphical abstract: Redox active aluminium(iii) complexes convert CO2 into MgCO3 or CaCO3 in a synthetic cycle using Mg or Ca metal
Open Access Communication

Microwave-assisted solvothermal synthesis of zirconium oxide based metal–organic frameworks

A highly efficient microwave methodology for the synthesis of isoreticular zirconium oxide based Metal–Organic Frameworks has been demonstrated.

Graphical abstract: Microwave-assisted solvothermal synthesis of zirconium oxide based metal–organic frameworks
Communication

Two-photon fluorescent microporous bithiophene polymer via Suzuki cross-coupling

A two-photon fluorescent microporous bithiophene polymer (MBP) stable up to 460 °C was synthesized through Suzuki cross-coupling reaction.

Graphical abstract: Two-photon fluorescent microporous bithiophene polymer via Suzuki cross-coupling
Communication

Controlling growth of molecular crystal aggregates for efficient optical waveguides

Well-defined microrods with controllable crystal aggregate structures were achieved to generate outstanding optical waveguide properties.

Graphical abstract: Controlling growth of molecular crystal aggregates for efficient optical waveguides
Communication

A selective reaction-based fluorescent probe for detecting cobalt in living cells

A reaction-based strategy exploiting cobalt-mediated oxidative C–O bond cleavage affords a selective turn-on fluorescent probe for paramagnetic Co2+ in water and in living cells.

Graphical abstract: A selective reaction-based fluorescent probe for detecting cobalt in living cells
Communication

Efficient synthesis and physical properties of novel H-shaped 2,3,7,8-tetraazaanthracene-based conjugated molecules

A new family of N-heteroacenes has been synthesized. Their solid state packing and optoelectronic properties can be finely tuned via modification of the substituents.

Graphical abstract: Efficient synthesis and physical properties of novel H-shaped 2,3,7,8-tetraazaanthracene-based conjugated molecules
Communication

Rapid determination of the optical and redox properties of a metal–organic framework via in situ solid state spectroelectrochemistry

The development of an in situ solid state UV-Vis-NIR technique reveals the optical properties of [Zn2(NDC)2(DPNI)]0/−/2− (DPNI = N,N′-di(4-pyridyl)-1,4,5,8-naphthalenetetracarboxydiimide, NDC = 2,7-naphthalene dicarboxylate).

Graphical abstract: Rapid determination of the optical and redox properties of a metal–organic framework via in situ solid state spectroelectrochemistry
Communication

Electrogenerated upconverted emission from doped organic nanowires

The electrogenerated upconversion was achieved in the uniformly doped organic nanowires based on triplet energy transfer from tris(2,2′-bipyridyl)ruthenium(II) to 9,10-diphenylanthracene.

Graphical abstract: Electrogenerated upconverted emission from doped organic nanowires
Communication

A coordination polymer of (Ph3P)AuCl prepared by post-synthetic modification and its application in 1-hexene/n-hexane separation

The 3-dimensional porous coordination polymer, PCM-10, is based on triphenylphosphine. The free phosphine sites within the polymer may be post-synthetically modified with catalytic species, such as AuCl.

Graphical abstract: A coordination polymer of (Ph3P)AuCl prepared by post-synthetic modification and its application in 1-hexene/n-hexane separation
Communication

Simple routes to bulky silyl-substituted acetylide ligands and examples of V(III), Fe(II), and Mn(II) complexes

Synthesis of substituted phenylacetylide ligands 2,6-bis(trimethylsilyl)phenylacetylene (H1) and 2-(triphenylsilyl)phenylacteylene (H2) is reported.

Graphical abstract: Simple routes to bulky silyl-substituted acetylide ligands and examples of V(iii), Fe(ii), and Mn(ii) complexes
Communication

High capacity CO2 adsorption in a Mg(II)-based phosphine oxide coordination material

PCM-11: a highly stable Mg(II)-phosphine oxide coordination material that exhibits a very large CO2 storage capacity at high pressure.

Graphical abstract: High capacity CO2 adsorption in a Mg(ii)-based phosphine oxide coordination material
Communication

Reactive oxygen species in photochemistry of the red fluorescent protein “Killer Red”

Using fluorescent probes and EPR we have shown that irradiation of “Killer Red” (KRed) results in the production of radicals and hydrogen peroxide supporting a Type I photosensitization mechanism.

Graphical abstract: Reactive oxygen species in photochemistry of the red fluorescent protein “Killer Red”
Communication

Hydrogen evolution by cobalt tetraimine catalysts adsorbed on electrode surfaces

Tetraimine cobalt complexes are active for H2 evolution. A carboxylic acid derivative is electrochemically active in CH3CN upon adsorption to ITO. Co(dmgBF2)2(MeCN)2 (dmg = dimethylglyoxime) can be adsorbed on a glassy carbon electrode and is active for H2 evolution in aqueous solution at pH < 4.5 with an overpotential of ca. 100 mV.

Graphical abstract: Hydrogen evolution by cobalt tetraimine catalysts adsorbed on electrode surfaces
Communication

Redox rich dicobalt macrocycles as templates for multi-electron transformations

Zwitterionic dinuclear cobalt macrocycles incorporating a pyridazine bridging unit reversibly support five distinct oxidation states, and are active proton reduction electrocatalysts at comparatively positive redox couples and low overpotentials.

Graphical abstract: Redox rich dicobalt macrocycles as templates for multi-electron transformations
Communication

Stabilisation of a heptamethine cyanine dye by rotaxane encapsulation

A cyclodextrin is clasped round the waist of a cyanine dye to form a stable rotaxane.

Graphical abstract: Stabilisation of a heptamethine cyanine dye by rotaxane encapsulation
Communication

Monitoring the effect of ultrafast deactivation of the electronic excited states of DNA bases and polynucleotides following 267 nm laser excitation using picosecond time-resolved infrared spectroscopy

A picosecond infrared spectroscopic study of DNA bases has demonstrated that electronic excitation creates vibrationally excited ground state molecules within the first picosecond.

Graphical abstract: Monitoring the effect of ultrafast deactivation of the electronic excited states of DNA bases and polynucleotides following 267 nm laser excitation using picosecond time-resolved infrared spectroscopy
55 items

About this collection

We are delighted to present a collection showcasing articles by winners of the ChemComm Emerging Investigator Lectureship over the years. This Lectureship recognises outstanding early-career scientists who have made a significant contribution in their research field.

Our 2017 winner, Elizabeth New, completed her PhD studies at Durham University and is currently a Senior Lecturer and Westpac Research Fellow at the University of Sydney. Her research group focusses on investigating cobalt complexes as responsively magnetic resonance contrast agents, and she has developed new methods for ratiometric fluorescent sensing, as well as new strategies to control subcellular targeting. She has received several awards including the NSW Early Career Researcher of the Year (2016) and the Asian Biological Inorganic Chemistry Early Career Researcher Award (2014).

This collection highlights ChemComm articles by Elizabeth New and our previous winners including Ang Li (Shanghai Institute of Organic Chemistry), Deanna D’Alessandro (University of Sydney), Yong Sheng Zhao (Beijing National Laboratory for Molecular Sciences), Xinliang Feng (Max Planck Institute for Polymer Research), Tomislav Friščić (McGill University), Simon M. Humphrey (University of Texas at Austin), Louise A. Berben (University of California at Davis), Marina Kuimova (Imperial College), Hiromitsu Maeda (Ritsumeikan University), Scott Dalgarno (Heriot-Watt University).

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