Dalton Transactions

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A discrete neutral transition-metal citrate cubane with an M4O4 core; coordinative versatility of the [MII4(citrate)4]8- fragment

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10700-10704
DOI: 10.1039/C4DT01085J, CommunicationLarry R. Falvello, Elena Forcen-Vazquez, Fernando Palacio, Sergio Sanz, Milagros Tomas
A neutral, discrete molecular aquomanganese citrate cubane with a polar structure undergoes reversible dehydration despite the absence of pores.
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Preparation and characterisation of high-density ionic liquids incorporating halobismuthate anions

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10910-10919
DOI: 10.1039/C4DT00755G, PaperNico E. A. Cousens, Leah J. Taylor Kearney, Matthew T. Clough, Kevin R. J. Lovelock, Robert G. Palgrave, Susan Perkin
1-Butyl-3-methylimidazolium tetrahalobismuthates. Chlorobismuthates are colourless. Upon substitution of chloride for bromide or iodide the liquids become progressively more yellow or red.
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Aqueous stability of alumina and silica perhydrate hydrogels: experiments and computations

1 July, 2014 - 15:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01024H, PaperYitzhak Wolanov, Avital Shurki, Petr V. Prikhodchenko, Tatiana A. Tripolskaya, Vladimir M. Novotortsev, Rami Pedahzur, Ovadia Lev
Alumina and silica perhydrate hydrogels were synthesized.
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Molecular structures of tris(2-mercapto-1-tert-butylimidazolyl)hydroborato and tris(2-mercapto-1-adamantylimidazolyl)hydroborato sodium complexes: analysis of [TmR] ligand coordination modes and conformations

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10852-10865
DOI: 10.1039/C4DT01271B, PaperAva Kreider-Mueller, Yi Rong, Jonathan S. Owen, Gerard Parkin
[[small kappa]3-S2H-TmR]Na(THF)3 derivatives are monomeric and exhibit [small kappa]3-S2H coordination, a combination that is unprecedented for sodium.
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Facile base-free in situ generation and palladation of mesoionic and normal N-heterocyclic carbenes at ambient conditions

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10710-10712
DOI: 10.1039/C4DT01112K, CommunicationBemineni Sureshbabu, Venkatachalam Ramkumar, Sethuraman Sankararaman
Synthesis of normal and mesoionic N-heterocyclic carbene Pd(II) complexes in near quantitative yields from the corresponding NHC precursor salts under base free and ambient conditions is reported.
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The reductive supercritical hydrothermal process, a novel synthesis method for cobalt nanoparticles: synthesis and investigation on the reaction mechanism

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10778-10786
DOI: 10.1039/C4DT00666F, PaperGimyeong Seong, Tadafumi Adschiri
A schematic of the proposed reaction mechanism for cobalt nanoparticle formation in the reductive supercritical hydrothermal process.
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Electrochemical reduction of dioxygen by copper complexes with pyridylalkylamine ligands dissolved in aqueous buffer solution: the relationship between activity and redox potential

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10705-10709
DOI: 10.1039/C4DT00606B, CommunicationMasafumi Asahi, Shin-ichi Yamazaki, Shinobu Itoh, Tsutomu Ioroi
The CuII/CuI redox properties and O2-reducing activity of several CuII-complexes with pyridylalkylamine ligands were electrochemically investigated in a neutral buffer solution.
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Luminescent metal-organic frameworks as explosive sensors

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10668-10685
DOI: 10.1039/C4DT01196A, PerspectiveDebasis Banerjee, Zhichao Hu, Jing Li
A perspective summarizing the recent advancement in explosive sensing by luminescent metal organic framework (LMOF) materials.
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Cu(I) and Ag(I) complexes of 7,10-bis-N-heterocycle-diazafluoranthenes: programmed molecular grids?

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11027-11038
DOI: 10.1039/C4DT01460J, PaperNelli Rahanyan, Simon Duttwyler, Anthony Linden, Kim K. Baldridge, Jay S. Siegel
Reactions of 7,10-disubstituted diazafluoranthene derivatives with three different silver(I) salts AgX (X = [PF6]-, [SbF6]-, [CB11HCl11]-) and [Cu(CH3CN)4]PF6 afforded complexes exhibiting five different motifs.
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Gold(III) compounds containing a chelating, dicarbanionic ligand derived from 4,4[prime or minute]-di-tert-butylbiphenyl

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11059-11066
DOI: 10.1039/C4DT00778F, PaperB. David, U. Monkowius, J. Rust, C. W. Lehmann, L. Hyzak, F. Mohr
Various gold(III)heterocycles were prepared and their structures and photophysical properties were examined.
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A truncated [MnIII12] tetrahedron from oxime-based [MnIII3O] building blocks

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10690-10694
DOI: 10.1039/C4DT01469C, CommunicationJ. M. Frost, S. Sanz, T. Rajeshkumar, M. B. Pitak, S. J. Coles, G. Rajaraman, W. Wernsdorfer, J. Schnack, P. J. Lusby, E. K. Brechin
The use of the novel pro-ligand H4L combining the complimentary phenolic oxime and diethanolamine moieties in one organic framework, results in the formation of the first example of a [MnIII12] truncated tetrahedron.
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The role of hydroxo-bridged dinuclear species and the influence of "innocent" buffers in the reactivity of cis-[CoIII(cyclen)(H2O)2]3+ and [CoIII(tren)(H2O)2]3+ complexes with biologically relevant ligands at physiological pH

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11048-11058
DOI: 10.1039/C4DT01003E, PaperManuel G. Basallote, Manuel Martinez, Marta Vazquez
The study of the reaction of cis-[Co(cyclen)(H2O)2]3+ and [Co(tren)(H2O)2]3+ with chlorides, inorganic phosphate and 5[prime or minute]-CMP2- has been pursued at physiological pH.
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Bismuth induced enhanced green emission from terbium ions and their complex in thin films

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11014-11018
DOI: 10.1039/C4DT00880D, PaperGagandeep Kaur, Brijesh Kumar, R. K. Verma, S. B. Rai
Bismuth nanoparticles (NPs) have been prepared by the pulsed laser ablation technique using the third harmonics of a Nd-YAG laser.
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Formation of a dihydroborole by catalytic isomerization of a divinylborane

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10794-10800
DOI: 10.1039/C4DT01423E, PaperRaul A. Adler Yanez, Gerald Kehr, Constantin G. Daniliuc, Birgitta Schirmer, Gerhard Erker
A divinylborane can be isomerized catalytically to the respective dihydroborole by treatment with Piers' borane.
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Magnetic relaxation versus 3D long-range ordering in {Dy2Ba([small alpha]-fur)8}n furoate polymers

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10999-11013
DOI: 10.1039/C4DT00538D, PaperE. Bartolome, J. Bartolome, S. Melnic, D. Prodius, S. Shova, A. Arauzo, J. Luzon, L. Badia-Romano, F. Luis, C. Turta
The new complex {Dy2Ba([small alpha]-fur)8}n has been synthesized, structurally characterized, and magnetically investigated down to 85 mK, allowing us to observe field induced slow relaxation behavior and 3D long-range ordering at TN = 0.25 K.
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Tunable white-light emission from mixed lanthanide (Eu3+, Gd3+, Tb3+) coordination polymers derived from 4-(dipyridin-2-yl)aminobenzoate

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10940-10946
DOI: 10.1039/C4DT00871E, PaperA. R. Ramya, Sunil Varughese, M. L. P. Reddy
A novel approach was developed for the generation of white-light emission from isostructural mixed Ln3+-4-(dipyridin-2-yl)aminobenzoate coordination polymers [Ln3+ = Eu3+ (1), Tb3+ (2), and Gd3+ (3)] by tuning the excitation wavelength.
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Phase transitions and interface phenomena in the cryogenic temperature domain of a niobate nanostructured ceramic

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10983-10998
DOI: 10.1039/C4DT00623B, PaperS. Lanfredi, C. Darie, F. S. Bellucci, C. V. Colin, M. A. L. Nobre
The SEM image of the KSr2Nb5O15 nanoceramic based on grains G1, G2 and G3 (90 to 500 nm) with the plot of the unit cell of KSr2Nb5O15 and the set of equivalent circuits representing the several interfaces of the nanostructured ceramic.
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Synthesis, structure, and peculiar green emission of NaBaBO3:Ce3+ phosphors

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10969-10976
DOI: 10.1039/C4DT00859F, PaperRuijin Yu, Shengliang Zhong, Na Xue, Hongjuan Li, Hailong Ma
Polycrystalline samples of Ce3+-doped NaBaBO3 (0.5-15 mol%) were prepared by the solid-phase synthesis.
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