Themed collection New Talent: Asia-Pacific
New talent: Asia-Pacific
Welcome to this themed issue of Dalton Transactions entitled “New Talent: Asia-Pacific.”
Dalton Trans., 2019,48, 7046-7046
https://doi.org/10.1039/C9DT90116G
Two-dimensional semiconductor transition metal based chalcogenide based heterostructures for water splitting applications
Recent research and development is focused in an intensive manner to increase the efficiency of solar energy conversion into electrical energy via photovoltaics and photo-electrochemical reactions.
Dalton Trans., 2019,48, 12772-12802
https://doi.org/10.1039/C9DT01581G
New linker installation in metal–organic frameworks
Installation of new organic components (including multitopic anionic and neutral linkers) in MOFs and MOPs for multicomponent materials.
Dalton Trans., 2019,48, 12000-12008
https://doi.org/10.1039/C9DT02335F
Emerging chemical tools and techniques for tracking biological manganese
This frontier article discusses chemical tools and techniques for tracking and imaging Mn ions in biology.
Dalton Trans., 2019,48, 7047-7061
https://doi.org/10.1039/C9DT00508K
Recent advances in self-assembled amidinium and guanidinium frameworks
Recent advances in amidinium and guanidinium-containing hydrogen-bonded framework materials are highlighted.
Dalton Trans., 2019,48, 7062-7068
https://doi.org/10.1039/C8DT05030A
Polar functional groups anchored to a 2D MOF template for the stabilization of Pd(0) nps for the catalytic C–C coupling reaction
A 2D MOF with polar pendant carboxylate functional groups has been successfully employed for the stabilization of Pd-nps and the resulting composite exhibited excellent catalytic performance for Suzuki–Miyaura ‘C–C’ coupling reactions.
Dalton Trans., 2019,48, 7117-7121
https://doi.org/10.1039/C8DT04766A
Synthesis of Bi3TaO7–Bi4TaO8Br composites in ambient air and their high photocatalytic activity upon metal loading
Cocatalyst loading on ambient-air synthesized Bi3TaO7–Bi4TaO8X (X = Cl, Br) composites for highly suppressed exciton recombination and efficient solar light harvesting.
Dalton Trans., 2019,48, 7110-7116
https://doi.org/10.1039/C9DT00068B
Cobalt substitution in a flexible metal–organic framework: modulating a soft paddle-wheel unit for tunable gate-opening adsorption
We achieved a tunable Pgo for gas adsorption in a flexible framework by modulating the dynamic rearrangement of coordination bonds of paddle-wheel unit via cobalt substitution.
Dalton Trans., 2019,48, 7100-7104
https://doi.org/10.1039/C9DT00115H
Luminescent mechanochromism of gold N-heterocyclic carbene complexes with hypso- and bathochromic spectral shifts
Two gold N-heterocyclic carbene complexes show contrasting luminescent mechanochromism behavior with hypso- and bathochromic spectral shifts.
Dalton Trans., 2019,48, 7105-7109
https://doi.org/10.1039/C9DT00566H
Manganese-catalyzed direct C–C coupling of α-C–H bonds of amides and esters with alcohols via hydrogen autotransfer
Mn-catalyzed C-alkylation of amides and tert-butyl acetate using alcohols as alkylating agents is reported. This approach exhibits a broad substrate scope providing the C(α)-alkylated amides in good yields via hydrogen auto-transfer strategy.
Dalton Trans., 2019,48, 7094-7099
https://doi.org/10.1039/C8DT05020A
Metallopolymers cross-linked with self-assembled Ln4L4 cages
Herein, we report a metallopolymer based on a polydivinylbenzene (PDVB) matrix cross-linked by tetranuclear Ln4L4 cages.
Dalton Trans., 2019,48, 7080-7084
https://doi.org/10.1039/C8DT05015E
Cluster nuclearity control and modulated hydrothermal synthesis of functionalized Zr12 metal–organic frameworks
Cluster nuclearity control over the SBUs of zirconium MOFs to target Zr6-based and Zr2-based phases is demonstrated for the Zr terephthalate system (Zr-BDC) using a modulated hydrothermal synthesis method.
Dalton Trans., 2019,48, 7069-7073
https://doi.org/10.1039/C8DT05060K
NOx− anion recognition by bimetallic cryptates: selectivity for nitrite over nitrate
Anion-π and metal–ligand coordinate bonding interactions lead to nitrite anion recognition by bimetallic cryptates.
Dalton Trans., 2019,48, 7085-7089
https://doi.org/10.1039/C8DT04971H
One-dimensional magnetic chain composed of CuII and polychlorinated dipyridylphenylmethyl radical: temperature-dependent Jahn–Teller distortion correlated to π-conjugation and magnetic properties
The Jahn–Teller distortion, π-conjugation mode, and magnetic properties were coupled in the ferromagnetic CuII-radical chain, resulting in unique properties.
Dalton Trans., 2019,48, 7090-7093
https://doi.org/10.1039/C8DT05104F
Facile preparation of hybrid thin films composed of spin-crossover nanoparticles and carbon nanotubes for electrical memory devices
In this study, composite films of nanoparticles of an FeII-1,2,4-triazole spin-crossover complex and carbon nanotubes were explored.
Dalton Trans., 2019,48, 7074-7079
https://doi.org/10.1039/C8DT02923G
Investigating the photosensitivity of koneramines for cell imaging and therapeutic applications
The photophysical properties of the anthracene appended koneramines (LAn) were analyzed and utilized as a chemosensor for the selective detection of Cd2+ and Zn2+.
Dalton Trans., 2022,51, 15659-15668
https://doi.org/10.1039/D2DT02834D
Germylene stabilized group 12 metal complexes and their reactivity with chalcogens
This manuscript reports the first examples of germylene stabilized cadmium complexes 3, 6, and 7, and novel germylene zinc complexes 2 and 5.
Dalton Trans., 2019,48, 16366-16376
https://doi.org/10.1039/C8DT04589E
Synthesis, characterisation and electronic properties of naphthalene bridged disilanes
The synthesis of a series of naphthalene bridged disilanes and siloxanes via catalytic intramolecular dehydrocoupling was achieved, and the effect of the substituents on the structure and electronic properties of the compounds was investigated.
Dalton Trans., 2019,48, 13971-13980
https://doi.org/10.1039/C9DT03058A
Rationally designed curcumin based ruthenium(II) antimicrobials effective against drug-resistant Staphylococcus aureus
Two curcumin conjugated ruthenium(II) polypyridyl complexes, [Ru(NN)2(cur)](PF6) (1, 2), were systematically exploited for their antimicrobial activity in vitro and in vivo and potential selectivity against multidrug resistant S. aureus strains.
Dalton Trans., 2019,48, 11822-11828
https://doi.org/10.1039/C9DT01650C
Nitrite reductase activity of heme and copper bound Aβ peptides
The heme(III)-Cu(I)-Aβ complexes relevant to Alzheimer’s disease (AD) can reduce nitrite to nitric oxide (NO) and thus behave as nitrite reductases.
Dalton Trans., 2019,48, 7451-7461
https://doi.org/10.1039/C9DT00914K
Aluminum containing molecular bowls and pyridinophanes: use of pyridine modules to access different molecular topologies
Bowl shaped organoaluminum bridged neutral and cationic pyridinophanes and aluminum containing neutral bicyclic pyridinophane compounds have been reported.
Dalton Trans., 2019,48, 7442-7450
https://doi.org/10.1039/C8DT05105D
Dinuclear ruthenium acetylide complexes with diethynylated anthrahydroquinone and anthraquinone frameworks: a multi-stimuli-responsive organometallic switch
The organometallic AcAHQ/AQ-Ru system turns out to be an effective redox and pH stimuli triggered bimodal molecular switch.
Dalton Trans., 2019,48, 7432-7441
https://doi.org/10.1039/C9DT01255A
fac-Re(CO)3-based neutral heteroleptic tetrahedrons
fac-Re(CO)3-based synthetic approach i.e., combination of rigid dianionic bis-chelating donor, flexible neutral ditopic nitrogen donor and Re2(CO)10, for neutral, heteroleptic tetrahedral shaped supramolecular coordination complexes was designed.
Dalton Trans., 2019,48, 7425-7431
https://doi.org/10.1039/C8DT05065A
Design and investigation of photoactivatable platinum(IV) prodrug complexes of cisplatin
Platinum(IV) prodrug complexes releases cisplatin upon UV-activation via dissociation of axial aromatic carboxylate ligands.
Dalton Trans., 2019,48, 7388-7393
https://doi.org/10.1039/C9DT00540D
Mercapto-benzothiazolyl based ruthenium(II) borate complexes: synthesis and reactivity towards various phosphines
Ruthenium complexes featuring phosphinate and dual Ru⋯H–B interactions between Ru and B–H bonds of borate ligands supported by mercapto-benzothiazolyl heterocycles have been synthesized.
Dalton Trans., 2019,48, 7413-7424
https://doi.org/10.1039/C9DT00498J
Evaluation of the chemo- and shape-selective association of a bowl-type dodecavanadate cage with an electron-rich group
The affinity between a guest molecule and a dodecavanadate host molecule was evaluated via monitoring the structural transformation caused by the presence of a guest molecule.
Dalton Trans., 2019,48, 7138-7143
https://doi.org/10.1039/C9DT00462A
Unusual formation of NiCo2O4@MnO2/nickel foam/MnO2 sandwich as advanced electrodes for hybrid supercapacitors
A NiCo2O4@MnO2/NF/MnO2 sandwich with robust adhesion can prevent NiCo2O4 from falling off from the conductive substrate, so the electrode material indicates a satisfactory cycling stability.
Dalton Trans., 2019,48, 7403-7412
https://doi.org/10.1039/C9DT00696F
A tris-(manganese(III))corrole–porphyrin–corrole triad: synthesis, characterization and catalytic epoxidation
A homotrimetallic manganese(III) corrole–porphyrin–corrole triad has been synthesized and structurally characterized.
Dalton Trans., 2019,48, 7394-7402
https://doi.org/10.1039/C9DT00965E
New π-extended catecholato complexes of Pt(II) and Pd(II) containing a benzothienobenzothiophene (BTBT) moiety: synthesis, electrochemical behavior and charge transfer properties
The first reported BTBT-involved metal complexes substantially varied their intramolecular charge transfer properties through oxidation and metal substitution.
Dalton Trans., 2019,48, 7367-7377
https://doi.org/10.1039/C8DT05057K
The molecular and electronic structure of an unusual cobalt NNO pincer ligand complex
An NNO pincer ligand is reduced by three electrons which are stabilized by the mixed-valent cobalt ions, which is extremely rare and structurally characterized with unusual binding mode of pyridine, for the first time. The accurate electronic structure of the complex was determined by various analytical techniques such as XPS, SQUID, EPR etc.
Dalton Trans., 2019,48, 7378-7387
https://doi.org/10.1039/C9DT00056A
Cooperative Mn(I)-complex catalyzed transfer hydrogenation of ketones and imines
A series of Mn(I) complexes bearing amine and benzimidazole fragment containing ligands were investigated in the TH of ketones and imines.
Dalton Trans., 2019,48, 7358-7366
https://doi.org/10.1039/C8DT05001E
Enhanced oxygen reduction reaction performance of size-controlled Pt nanoparticles on polypyrrole-functionalized carbon nanotubes
Enhanced oxygen reduction reaction performances were achieved on size-controlled Pt nanoparticle catalysts prepared by the copolymerization of a Pt4-pyrrole complex and pyrrole monomer in the presence of multi-wall carbon nanotubes.
Dalton Trans., 2019,48, 7130-7137
https://doi.org/10.1039/C9DT00158A
Heteroatom substitution effects in spin crossover dinuclear complexes
Through examining a range of heteroatom substituted dinuclear species a variety of spin crossover properties emerge, including a rare two-step spin-state transition.
Dalton Trans., 2019,48, 7337-7343
https://doi.org/10.1039/C8DT05010D
One-pot cascade syntheses of microporous and mesoporous pyrazine-linked covalent organic frameworks as Lewis-acid catalysts
Covalent organic frameworks (COFs) are crystalline porous solids with broad potential applications.
Dalton Trans., 2019,48, 7352-7357
https://doi.org/10.1039/C8DT05056B
Stabilization of bis(chlorogermyliumylidene)s within bifunctional PNNP ligand frameworks and their reactivity studies
Bis(chlorogermyliumylidene)s stabilized within the PNNP frameworks show diverse reactivity with Lewis bases, depending on the coordinated ligand backbone.
Dalton Trans., 2019,48, 7344-7351
https://doi.org/10.1039/C9DT00109C
Hydrogen-bonded organo-amino phosphonium halides: dielectric, piezoelectric and possible ferroelectric properties
A series of hydrogen bonded binary salts of diphenyl diisopropylamino phosphonium halides of the formula [Ph2(iPrNH)2P]·X (X = Cl, Br, I) shows dielectric, piezoelectric and possible ferroelectric properties.
Dalton Trans., 2019,48, 7331-7336
https://doi.org/10.1039/C8DT04498H
Synthesis and characterisation of homoleptic 2,9-diaryl-1,10-phenanthroline copper(I) complexes: influencing selectivity in photoredox-catalysed atom-transfer radical addition reactions
Novel bis(2,9-diaryl-1,10-phenanthroline)copper(I) complexes were prepared to study a photoredox-catalysed reaction.
Dalton Trans., 2019,48, 7290-7301
https://doi.org/10.1039/C8DT04116D
Amidomagnesium cations
We report the synthesis, structure and reactivity of molecular amidomagnesium cations bearing tris{2-(dimethylamino)-ethyl}amine (Me6TREN).
Dalton Trans., 2019,48, 7313-7319
https://doi.org/10.1039/C8DT05095C
Revealing the structural transformation of rutile RuO2via in situ X-ray absorption spectroscopy during the oxygen evolution reaction
The state-of-art RuO2 catalyst for the oxygen evolution reaction (OER) is measured by using in situ X-ray absorption spectroscopy (XAS) to elucidate the structural transformation during catalyzing the reaction in acidic and alkaline conditions.
Dalton Trans., 2019,48, 7122-7129
https://doi.org/10.1039/C9DT00138G
Intrinsic hydrogen evolution capability and a theoretically supported reaction mechanism of a paddlewheel-type dirhodium complex
The intrinsic capability of the paddlewheel-type dirhodium tetraacetate complex, [Rh2(O2CCH3)4(H2O)2] ([1(H2O)2]), as a hydrogen evolution catalyst (HEC) for photochemical hydrogen evolution from aqueous solution was illustrated.
Dalton Trans., 2019,48, 7302-7312
https://doi.org/10.1039/C8DT05035J
Hexavacant γ-Dawson-type phosphotungstates supporting an edge-sharing bis(square-pyramidal) {O2M(μ3-O)2(μ-OAc)MO2} core (M = Mn2+, Co2+, Ni2+, Cu2+, or Zn2+)
Reaction of hexavacant α-Dawson phosphotungstates with metal species in acetonitrile affords γ-Dawson structures supporting a bis(squarepyramidal) core.
Dalton Trans., 2019,48, 7281-7289
https://doi.org/10.1039/C8DT04850A
Towards blue emitting monocyclometalated gold(III) complexes – synthesis, characterization and photophysical investigations
The electronic properties of cyclometalating ligands and ancillary ligands were successfully tailored to achieve blue emission in monocyclometalated gold(III) complexes.
Dalton Trans., 2019,48, 7320-7330
https://doi.org/10.1039/C8DT05034A
Stereospecific polymerization of conjugated dienes using neodymium alkylborohydride complexes
Two neodymium alkylborohydride complexes that differ with respect to the number of hydrides on the boron center were synthesized and characterized.
Dalton Trans., 2019,48, 7267-7273
https://doi.org/10.1039/C8DT04220A
Co3O4-nanoparticle-entrapped nitrogen and boron codoped mesoporous carbon as an efficient electrocatalyst for hydrogen evolution
This work demonstrates the synthesis of Co3O4-entrapped, B,N-codoped mesoporous carbon via the molten salt route and investigates its electrocatalytic activity for the hydrogen evolution reaction.
Dalton Trans., 2019,48, 7261-7266
https://doi.org/10.1039/C8DT05033C
The syntheses and photophysical properties of PNP-based Au(I) complexes with strong intramolecular Au⋯Au interactions
We have prepared three fully supported PNP-based dimeric Au(I) complexes with intramolecular Au⋯Au interactions and studied their photophysical properties. They exhibit various colors of emission with good quantum yields.
Dalton Trans., 2019,48, 7274-7280
https://doi.org/10.1039/C8DT04471F
An efficient copper-catalyzed synthesis of symmetrical bis(N-arylbenzamide) selenides and their conversion to hypervalent spirodiazaselenuranes and hydroxy congeners
A copper catalyzed efficient synthetic method has been developed to access bis(N-arylbenzamide) selenides from 2-halo-N-arylbenzamide substrates and disodium selenide in HMPA at 110 °C.
Dalton Trans., 2019,48, 7249-7260
https://doi.org/10.1039/C8DT04832K
Synthesis, structure and DFT calculations of 1,2-N-substituted o-carboranes
A series of 1,2-N-substituted o-carboranes were obtained. Ultra-long C–C distances were found in the secondary-amino o-carboranes 3. The relationship between C–C bond lengths and the electron effects of the benzyl groups was discussed.
Dalton Trans., 2019,48, 7242-7248
https://doi.org/10.1039/C8DT04877K
On/off fluorescence emission induced by encapsulation, exchange and reversible encapsulation of a BODIPY-guest in self-assembled organometallic cages
A reversible fluorescence turn off/on switch induced by the encapsulation and release of a guest molecule within an organometallic cage was presented.
Dalton Trans., 2019,48, 7236-7241
https://doi.org/10.1039/C8DT05103H
Guanylation/cyclisation of amino acid esters using an imidazolin-2-iminato titanium initiator
Catalytic hydroamination of amino acid esters with carbodiimides and isocyanates to furnish corresponding quinazolinone and urea derivatives using two TiIV complexes under mild conditions is reported.
Dalton Trans., 2019,48, 7227-7235
https://doi.org/10.1039/C8DT04630A
Unraveling the relationship between the morphologies of metal–organic frameworks and the properties of their derived carbon materials
The effects of the morphologies of MOF precursors on the properties of their derived carbonaceous materials are systematically studied.
Dalton Trans., 2019,48, 7211-7217
https://doi.org/10.1039/C8DT04941F
Facile synthesis of Pd(II) and Ni(II) pincer carbene complexes by the double C–H bond activation of a new hexahydropyrimidine-based bis(phosphine): catalysis of C–N couplings
A new hexahydropyrimidine-based NHC proligand undergoes facile double C–H bond activation to give Pd(II) and Ni(II) NHC pincer cationic complexes. The Pd complex catalyzes C–N cross couplings very efficiently.
Dalton Trans., 2019,48, 7203-7210
https://doi.org/10.1039/C8DT03413C
Borylated perylenediimide: self-assembly, photophysics and sensing application
A red emissive perylenediimide-triarylboron conjugate (PDI-TAB) with interesting 1D self-assembled nanowires, concentration dependent emission colors and potential fluoride ion sensing is reported.
Dalton Trans., 2019,48, 7218-7226
https://doi.org/10.1039/C8DT04005B
Cytotoxic RuII-p-cymene complexes of an anthraimidazoledione: halide dependent solution stability, reactivity and resistance to hypoxia deactivation
Iodo coordinated half-sandwich RuII-anthraimidazoldione shows stability and low cytotoxicity even under hypoxia in metastatic cancer MDA-MB-231 cells (1–2 μM), induces apoptosis without ROS, and prevents migration at IC20 dose.
Dalton Trans., 2019,48, 7187-7197
https://doi.org/10.1039/C8DT04687E
Consecutive oxidative additions of iodine on undulating 2D coordination polymers: formation of I–Pt–I chains and inhomogeneous layers
Consecutive oxidative additions of iodine on the undulating 2D coordination polymer produced unprecedented anisotropic structures.
Dalton Trans., 2019,48, 7198-7202
https://doi.org/10.1039/C8DT04624G
Effect of hydrogen bonding on innocent and non-innocent axial ligands bound to iron porphyrins
Most known heme enzymes utilize hydrogen bonding interactions in their active sites to control electronic and geometric structures and the ensuing reactivity.
Dalton Trans., 2019,48, 7179-7186
https://doi.org/10.1039/C8DT03852J
Living/controlled ring-opening (co)polymerization of lactones by Al-based catalysts with different sidearms
The sidearm effect is employed to inhibit transesterification for the synthesis of well-defined block copolyesters in ROP of lactones.
Dalton Trans., 2019,48, 7167-7178
https://doi.org/10.1039/C8DT03941K
A coordination polymer-derived Co3O4/Co–N@NMC composite material as a Zn–air battery cathode electrocatalyst and microwave absorber
With a one-dimensional coordination polymer as a precursor, a Co–N active center-rich Co3O4-based bi-functional electrocatalyst was synthesized as a cathode for Zn–air batteries.
Dalton Trans., 2019,48, 7150-7157
https://doi.org/10.1039/C8DT03792B
Ln–Pt electron polarization effects on the magnetic relaxation of heterometallic Ho– and Er–Pt complexes
Heterometallic Ln–Pt complexes, with the formula [Ln2Pt3(H2O)2(SAc)12] (Ln = Ho(1), Er(2); SAc = thioacetate), were synthesized.
Dalton Trans., 2019,48, 7144-7149
https://doi.org/10.1039/C8DT03338B
Catalytic hydrogenation of carbonyl and nitro compounds using an [N,O]-chelate half-sandwich ruthenium catalyst
A series of N,O-chelate half-sandwich ruthenium complexes have been synthesized, which exhibited high activity for the catalytic hydrogenation of carbonyl and nitro compounds in aqueous solution.
Dalton Trans., 2019,48, 7158-7166
https://doi.org/10.1039/C8DT02677G
3D isomorphous lanthanide coordination polymers displaying magnetic refrigeration, slow magnetic relaxation and tunable proton conduction
Four lanthanide 3D coordination frameworks with 1D hydrophilic channels along the crystallographic c direction have been investigated for their proton conduction and magnetic properties.
Dalton Trans., 2018,47, 15405-15415
https://doi.org/10.1039/C8DT03498B
Correction: Co3O4-nanoparticle-entrapped nitrogen and boron codoped mesoporous carbon as an efficient electrocatalyst for hydrogen evolution
Dalton Trans., 2019,48, 7462-7462
https://doi.org/10.1039/C9DT90076D
About this collection
This themed collection, guest-edited by Vadapalli Chandrasekhar, Guo-Xin Jin and Paul J. Low, provides an opportunity for emerging talent in the Asia-Pacific region to showcase research and developing interests relevant to the scope of Dalton Transactions. In doing so, the issue features a broad spectrum of activity in inorganic chemistry, from biological systems to the solid-state, reflecting the strength, diversity and potential of ‘Generation Next’ researchers from across this part of the globe