Dalton Transactions

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Oxyanions in Perovskites: From Superconductors to Solid Oxide Fuel Cells

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03036B, PerspectiveCathryn Ann Hancock, Jose Porras, Philip J Keenan, Peter Slater
In this article we review work on oxyanion (carbonate, borate, nitrate, phosphate, sulphate, silicate) doping in perovskite materials beginning with early work on doping studies in superconducting cuprates, and extending...
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Argentivorous Molecules Bearing Three Aromatic Side Arms: Synthesis of Triple-Armed Cyclens and Their Complexing Property towards Ag+

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02954B, PaperYoichi Habata, Juli Kizaki, Yasuhiro Hosoi, Mari Ikeda, Shunsuke Kuwahara
Triple-armed cyclens bearing three aromatic side-arms were prepared in three steps from (3R,5S)-3,5-dimethyl-1,4,7,10-tetraazacyclododecane-2,6-dione. Ag+-induced 1H NMR and UV-vis spectral changes suggest that the aromatic side-arms cover the Ag+ incorporated in...
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Optimizing the high-field relaxivity by self-assembling of macrocyclic Gd(III) complexes

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02971B, PaperDale Lawson, Alessandro Barge, Enzo Terreno, David Parker, Silvio Aime, Mauro Botta
Using recognition moieties that bind to the inner co-ordination sphere of a monomeric DO3A-type di-aqua complex, dimeric poly(aminocarboxylate) gadolinium(III) compounds can be formed with greatly enhanced relaxivities, arising from optimized...
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MR imaging probes: design and applications

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02958E, PerspectiveEszter Boros, Eric M. Gale, Peter Caravan
This perspective outlines strategies towards the development of MR imaging probes that our lab has explored.
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Templating an N-Heterocyclic Carbene (NHC)-Cyclometalated Cp*Ir(III)-Based Oxidation Precatalyst on a Pendant Coordination Platform: Assessment of the Oxidative Behavior via Electrochemical, Spectroscopic and Catalytic Probes

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03161J, PaperSuraj K. Gupta, Joyanta Choudhury
Coordination of metalloligands to derive modified properties of the metal functionality is one of the interesting strategies practiced in materials chemistry and catalysis. In this work, a pendant terpyridine ligand...
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Synthesis, Structures and Electrochemical and Photophysical Properties of Anilido-Benzoxazole Boron Difluoride (ABB) Complexes

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03052D, PaperYedukondalu Meesala, Veerababurao Kavala, Hao-Ching Chang, Ting-Shen Kuo, Ching-Fa Yao, Way-Zen Lee
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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Oxidovanadium(IV) and dioxidovanadium(V) complexes of hydrazones of 2-benzoylpyridine and their catalytic applications

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02474E, PaperMannar R Maurya, Nikita Chaudhary, Fernando Avecilla, Pedro Adao, Joao Costa Pessoa
Reaction between the tridentate ONN donor ligands, Hbzpy-tch (I) and Hbzpy-inh (II) with [VIVO(acac)2] in dry methanol gives two different types of complexes, [VIVO(acac)(bzpy-tch)] (1) and [VIVO(OMe)(bzpy-inh)] (2), respectively. Irrespective...
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Intercalation of lanthanide cations to a layer-like metal-organic framework for color tunable and white light emission

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02714K, PaperXiao-Yu Xu, Bing Yan
One gallium carboxylates of MOF (Ga2(OH)4(C9O6H4) or MIL-124) has been synthesized by a facile solvothermal approach, and tuned luminescence by encapsulating lanthanide(III)(Ln3+) cations into the channels through the active-COOH group...
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A real-time fluorescent sensor specific to Mg2+: crystallographic evidence, DFT calculation and its use for quantitative determination of magnesium in drinking water

12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03068K, PaperGuangwen Men, chunrong chen, Shitong Zhang, chunshuang liang, ying wang, Mengyu Deng, hongxing shang, Bing Yang, Shimei Jiang
An "off-the-shelf" fluorescence "turn-on" Mg2+ chemosensor 3, 5-dichlorosalicylaldehyde (BCSA) was rationally designed and developed. This proposed sensor works based on Mg2+-induced formation of the 2:1 BCSA-Mg2+ complex. The coordination of...
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Hydration and ion pair formation in common aqueous La(III) salt solutions - a Raman scattering and DFT study

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03003F, PaperWolfram W. Rudolph, Gert Irmer
Left hand side: Raman spectrum of a 0.622 mol L-1 La(ClO4)3(aq). Weak, polarized band at 343 cm-1 assigned to symmetric La-O stretch of [La(OH2)9]3+. Bands at 463 and 630 cm-1 due to ClO4-(aq). The inset shows the isotropic band in more detail. Right hand side: Structure of [La(OH2)9]3+ (symmetry D3).
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Synchrotron applications to f-element research in the nuclear fuel cycle

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02716G, PaperMelissa A. Denecke
A summary of innovative techniques using synchrotron radiation for actinide studies in nuclear research, including X-ray spectroscopy and imaging.
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The origin of the antiferromagnetic behaviour of the charge-transfer compound (HMTTF)[Ni(mnt)2]

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03117B, PaperSergi Vela, Maria Fumanal, Merce Deumal
Herein we disclose the origin of the magnetic behaviour of the remarkable (HMTTF)[Ni(mnt)2] charge-transfer compound.
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Facilely synthesized benzotriazole phenolate zirconium complexes as versatile catalysts for copolymerization of carbon dioxide with cyclohexene oxide and lactide polymerization

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02774D, PaperHui-Ju Chuang, Bao-Tsan Ko
New zirconium complexes bearing benzotriazole phenolate ligands were demonstrated to be versatile catalysts for CO2/CHO copolymerization and lactide polymerization.
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Tunable optical properties of hybrid inorganic-organic [(TiO2)m(Ti-O-C6H4-O-)k]n superlattice thin films

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02550D, PaperJanne-Petteri Niemela, Maarit Karppinen
The ALD/MLD technique can be used to fabricate superlattice structures with single-molecular organic layers between thicker TiO2 layers. The organic layers enable systematic control of the optical properties of TiO2 thin films, a fact that could be of substantial interest for photocatalysis and solar cell applications.
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An expedient approach to synthesize fluorescent 3-substituted 4H-quinolizin-4-ones via ([small eta]4-vinylketene)-Fe(CO)3 complexes

12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03021D, PaperAlfredo Rosas-Sanchez, Ruben A. Toscano, Jose G. Lopez-Cortes, M. Carmen Ortega-Alfaro
From simple starting materials, an efficient methodology for the synthesis of 3-substituted 4H-quinolizin-4-ones using ([small eta]4-vinylketene)-Fe(CO)3 complexes as key intermediates was developed. Fluorescent properties and quantum yields were determined.
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A series of cobalt and nickel clusters based on thiol-containing ligands accompanied by in situ ligand formation

12 November, 2014 - 01:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT03109A, PaperSong-De Han, Xiao-Hong Miao, Sui-Jun Liu, Xian-He Bu
We report a series of cobalt and nickel clusters based on thiol-containing ligands, 2-mercaptobenzothiazole (HMBT) and 2-mercaptobenzimidazole (H2MBI), accompanied by in situ ligand transformation of HMBT. The magnetic properties of the cobalt clusters have been investigated.
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Iron(II) complexes featuring [small kappa]3- and [small kappa]2-bound PNP pincer ligands - the significance of sterics

10 November, 2014 - 00:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02866J, PaperMathias Glatz, Bernhard Bichler, Matthias Mastalir, Berthold Stoger, Matthias Weil, Kurt Mereiter, Ernst Pittenauer, Gunter Allmaier, Luis F. Veiros, Karl Kirchner
A series of octahedral Fe(II) complexes of the type [Fe([small kappa]3-P,N,P-PNP)([small kappa]2-P,N-PNP)X]+ (X = Cl, Br) where PNP pincer ligands are coordinated both in a [small kappa]3-P,N,P- and [small kappa]2-P,N-fashion was prepared and characterized.
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Novel uranyl(VI) complexes incorporating propylene-bridged salen-type N2O2-ligands: a structural and computational approach

10 November, 2014 - 00:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02112F, PaperMohammad Azam, Saud I. Al-Resayes, Gunasekaran Velmurugan, Ponnambalam Venuvanalingam, Jorg Wagler, Edwin Kroke
Synthesis of uranyl complex, [UO2L(CH3OH)] showing distorted pentagonal bipyramidal geometry and derived from a tetradentate dianionic ligand is reported. The computational study of the reported complex shows that its LUMO is featured with uranium f orbital character.
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A series of MOFs based on a triangle ligand tri(4-pyridylphenyl)amine combined with carboxylate or nitrate auxiliary ligand

10 November, 2014 - 00:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02811B, PaperFan-Dian Meng, Mingdao Zhang, Kang Shen, Yizhi Li, Hegen Zheng
A series of new metal-organic frameworks that have novel structures and features based on a triangle ligand tri(4-pyridylphenyl)amine (TPPA), namely [Co2(TPPA)2(1,3-bdc)2(H2O)]n (1); [Zn(TPPA)(1,3-bdc)]n (2); [Zn6(TPPA)2(betc)(Hbetc)2(H2betc)(H2O)6.7H2O.2DMA]n (3); [Cu(TPPA)(NO3)2(H2O)].2H2O]n (4) (1,3-H2bdc =...
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Ruthenium-catalyzed dealkenative N-silylation of amines by substituted vinylsilanes

10 November, 2014 - 00:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03084B, PaperBogdan Marciniec, Sylwia Kostera, Piotr Pawluc, Bozena Wyrzykiewicz
The ruthenium hydride complex-catalyzed N-silylation of primary and secondary amines with substituted vinylsilanes of the general formula R1CH=CHSiR'3 (where R1 = H, Ph, n-Bu, Si(OEt)3) leading to formation of Si-N...
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