Dalton Transactions

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A Discrete {Co4([small mu ]3-OH)4}4+ Cluster with an Oxygen-rich Coordination Environment as a Catalyst for Epoxidation of Various Olefins

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT03422A, PaperCheal Kim, Sun Young Lee, Namseok Kim, Myoung Mi Lee, Young Dan Jo, Jeong Mi Bae, Min Young Hyun, Sungho Yoon
Using the sterically hindered terphenyl-based carboxylate, the tetrameric Co(II) complex (1) with an asymmetric cubane-type core has been synthesized and fully characterized by X-ray diffraction, UV-vis spectroscopy, and electron paramagnetic...
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Long persistent luminescence in the ultraviolet in Pb2+-doped Sr2MgGe2O7 persistent phosphor

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04588F, CommunicationYanjie Liang, Feng Liu, Yafei Chen, Kang-ning Sun, Zhengwei Pan
We extend the persistent luminescence into the ultraviolet spectral region by developing a new ultraviolet persistent phosphor Sr2MgGe2O7:Pb2+. The Sr2MgGe2O7:Pb2+ phosphor exhibits strong persistent luminescence peaking at 370 nm and...
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[small mu ]3-Oxo stabilized by three metal cations is a sufficient nucleophile for enzymatic hydrolysis of phosphate monoesters

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT03899E, PaperJiannan Ji, Shi-Lu Chen
Diverse species have previously been proposed to be effective nucleophiles in enzymatic hydrolysis of phosphate esters. A novel penta-metal cluster (two Fe3+ and three Ca2+) was recently discovered in the...
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Impact of mechanical deformation on guest diffusion in zeolitic imidazolate frameworks

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT03861H, PaperBin Zheng, Lian-Li Wang, Lifei Du, Jia-Chen Hui, Huiling Du, Ming Zhu
The effect of the mechanical deformation of metal-organic frameworks on guest diffusion was investigated employing molecular dynamics simulations. Two basic deformation modes, uniaxial tensile and shear deformation, were considered. The...
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Water oxidation by a soluble iron(III)-cyclen complex: New findings

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04467G, PaperMohammad Mahdi Najafpour, Rasoul Safdari, Foad Ebrahimi, Parvin Rafighi, Robabeh Bagheri
Herein the role of iron oxide in the electro-water oxidation of an iron cyclen (cyclen: 1,4,7,10-tetraazacyclododecane) is considered by scanning electron microscopy, energy dispersive spectrometry, X-ray diffraction, nuclear magnetic resonance...
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A new Metal-Organic Polymeric system capable of stimuli-responsive controlled release of the drug ibuprofen.

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04031K, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Ana Bel�n Lago, Arantxa Pino-Cuevas, Rosa Carballo, Ezequiel M Vazquez-Lopez
A series of new zinc compounds has been prepared easily under mild synthetic conditions with the drug ibuprofen incorporated as a ligand to form different coordination polymers. The host materials...
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Accessible heavier s-block dihydropyridines: structural elucidation and reactivity of isolable molecular hydride sources

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT04224K, PaperSamantha A. Orr, Alan R. Kennedy, John J. Liggat, Ross McLellan, Robert E. Mulvey, Stuart D. Robertson
Transmetallation of lithiodihydropyridines with Group 1 alkoxides provides facile access to reactive MH (M = Na, K) sources, which show significant structural diversity due in part to the distinct ways that Na/K engage with the [sigma] (green) and [small pi] (red) donor systems of the DHP ligands.
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Pyridinium-phosphonium dications: highly electrophilic phosphorus-based Lewis acid catalysts

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT03796D, PaperJulia M. Bayne, Michael H. Holthausen, Douglas W. Stephan
Using commercially available 2-pyridyldiphenylphosphine (o-NC5H4)PPh2, a family of electrophilic phosphonium cations [(o-NC5H4)PFPh2]+ (2) and dications [(o-MeNC5H4)PRPh2]2+ (R = F (4); Me (5)) were prepared.
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Synthetic and reactivity studies of hetero-tri-anionic sodium zincates

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT04329H, PaperJavier Francos, Alan R. Kennedy, Charles T. O'Hara
The blue, red and green spheres represent three different anions present within a series of novel hetero-trianionic sodium zincates. The syntheses and structures of the complexes are reported as well as their reactivities with important organic molecules.
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Benzoindolium-triarylborane conjugates: a ratiometric fluorescent chemodosimeter for the detection of cyanide ions in aqueous medium

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT03189C, PaperC. Arivazhagan, Rosmita Borthakur, R. Jagan, Sundargopal Ghosh
A new ratiometric fluorescent chemodosimeter has been synthesized and characterized that exhibits high selectivity and sensitivity toward CN- ions in aqueous medium.
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A supramolecular H-bond driven light switch sensor for small anions

21 December, 2015 - 06:54

Dalton Trans., 2016, 45,74-77
DOI: 10.1039/C5DT04152J, CommunicationS. A. Rommel, D. Sorsche, S. Rau
A new, strongly luminescent iridium(III) bibenzimidazole anion sensor system based on an H-bond driven light switch is presented.
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Neutron diffraction and multinuclear solid state NMR investigation into the structures of oxide ion conducting La9.6Si6O26.4 and La8Sr2Si6O26, and their hydrated phases

21 December, 2015 - 06:54

Dalton Trans., 2016, 45,121-133
DOI: 10.1039/C5DT03190G, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Ben J. Corrie, J. Felix Shin, Steve Hull, Kevin S. Knight, Maria C. Vlachou, John V. Hanna, Peter R. Slater
High levels of water are shown to be accommodated by apatite-type La9.6Si6O26.4 with an accompanying expansion of the channels. The location of the resulting oxide ion interstitials.
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Cobalt Complexes of Tetradentate, Bipyridine-Based Macrocycles; their Structures, Properties and Photocatalytic Proton Reduction

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04426J, PaperRoger Alberto, Evelyne Joliat, Stephan Schnidrig, Benjamin Probst, Cyril Bachmann, Bernhard Spingler, Kim Baldridge, Fabian von Rohr, Andreas Schilling
Complexes with purely pyridine-based macrocycles are rarely studied in photo(electro)catalysis. We synthesized and investigated macrocycles, in which two 2,2'-bipyridine (bpy) units are linked twice by two cyano-methylene groups, to yield...
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Unique selectivity reversal in actinide- lanthanide extraction in a tripodal TREN-based diglycolamide in ionic liquid: Extraction, luminescence, complexation and structural studies

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04729C, PaperAndrea Leoncini, Prasanta Kumar Mohapatra, A Bhattacharyya, Dhaval R. Raut, Arijit Sengupta, P K Verma, N. Tiwari, Dibyendu Bhattacharyya, S N Jha, Anna Maria Wouda, Jurriaan Huskens, W Verboom
A unique selectivity reversal in the extraction of trivalent actinides versus trivalent lanthanides was observed performing extraction studies in an ionic liquid vis-a-vis a molecular diluent for a tripodal TREN-based...
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A luminescent silver-phosphine tetragonal cage based on tetraphenylethylene

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04319K, PaperJuan Feng, Liu Yao, Jianyong Zhang, Yingxiao Mu, Zhenguo Chi, Chengyong Su
A novel phosphine-based tetragonal Ag4L2 cage has been assembled from a tetraphenylethylene (TPE)-based tetraphosphine and Ag+ ions. The cage structure is maintained both in solution and in solid state. Ag4L2...
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Discovery of a Ternary Pseudobrookite Phase in the Earth-Abundant Ti-Zn-O System

21 December, 2015 - 06:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT04145G, PaperNicola H. Perry, Vladan Stevanovic, Linda L. Lim, Thomas O Mason
We combine theory with experiment in searching for "missing," stable materials within the Zn-Ti-O chemical system, leading to the discovery of a new pseudobrookite phase, ZnxTi3-xO5-[small delta]. This ternary system was...
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A novel method for the synthesis of solvent-free Mg(B3H8)2

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT04517G, CommunicationJianmei Huang, Yigang Yan, Arndt Remhof, Yucheng Zhang, Daniel Rentsch, Yuen S. Au, Petra E. de Jongh, Fermin Cuevas, Liuzhang Ouyang, Min Zhu, Andreas Zuttel
A novel and solvent-free method for the synthesis of Mg(B3H8)2 by a gas-solid reaction between B2H6 and Mg2NiH4 is presented.
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Amino group combined P/Ge and P/Sn Lewis pairs: synthesis and dipolar addition reactions to alkyne and aldehyde molecules

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT03873A, PaperYing Yu, Jiancheng Li, Weiping Liu, Qingsong Ye, Hongping Zhu
Amino group combined P/Ge FLPs Ph2PN(R)GeCl3 (R = 2,6-iPr2C6H3 (1), 2,4,6-Me3C6H2 (2), and C6H11 (3)) and Ph2PN(2,6-iPr2C6H3)GeMe3 (4) as well as P/Sn FLP Ph2PN(2,6-iPr2C6H3)SnMe3 (5) were prepared and utilized for reactions with alkyne and aldehyde molecules.
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Understanding and solving disorder in the substitution pattern of amino functionalized MIL-47(V)

21 December, 2015 - 06:54

Dalton Trans., 2016, Advance Article
DOI: 10.1039/C5DT03399C, PaperJurn Heinen, David Dubbeldam
Electronic energies and elastic constants of four amino functionalized MIL-47(V) supercells were computed using the plane wave density functional theory to determine the influence of the substituent positions on the organic linker.
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Coordination chemistry and applications of versatile 4,5-diazafluorene derivatives

21 December, 2015 - 06:54

Dalton Trans., 2016, 45,32-49
DOI: 10.1039/C5DT03665H, PerspectiveVincent T. Annibale, Datong Song
This review article highlights the versatile nature of 4,5-diazafluorene derivatives as ligands, and details some recent advances made using this ligand family.
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