Dalton Transactions

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Analysis of Trivalent Cation Complexation to Functionalized Mesoporous Silica using Solid-State NMR Spectroscopy

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02380C, PaperJennifer Shusterman, Harris Mason, Anthony Bruchet, Mavrik Zavarin, Annie B Kersting, Heino Nitsche
Functionalized mesoporous silica has applications in separations science, catalysis, and sensors. In this work, we studied the fundamental interactions of trivalent cations with functionalized mesoporous silica. We contacted trivalent cations...
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An acid - stable Zn (II) complex: electrodeposition in sulfuric acid and the effect on zinc - lead dioxide battery

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02338B, PaperMiao M Zhang, Yun Gong, Pan Zhang, Hui Fang Shi, Jian Hua Lin
An acid - stable Zn (II) complex formulated as Zn2(HL)2(SO4)[middle dot]H2O (1) and an acid - unstable complex formulated as Zn2L2[middle dot]12H2O (2) have been hydro(solvo)thermally synthesized and structurally characterized by single-crystal...
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Calcium Carbonate Crystal Growth Beneath Langmuir Monolayers of Acidic Beta-Hairpin Peptides

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01154F, PaperHaofei Gong, Yi Yang, Manuela Pluntke, Othmar Marti, Zsuzsa Majer, Norbert Sewald, Dirk Volkmer
Four amphiphilic peptides with designed hairpin structure were synthesized and their monolayers were employed as model systems to study biologically inspired calcium carbonate crystallization. Langmuir monolayers of hairpin peptides were...
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Construction of Iridium and Rhodium Cyclometalated Macrocycles Based on p-carborane and N,N'-donor Bridging Ligands

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02495H, PaperGuo-Xin Jin, Xu-Yu Shen, Long Zhang, Yue-Jian Lin
Six tetranuclear half-sandwich iridium and rhodium complexes bridged by neutral N,N'-donor pyridyl-imine ligands and 1,12-dicarbadodecaborane(12)-1,12-dicarboxylate (p-CDC) were controllably synthesized and fully characterized. The results revealed that the precursors, binuclear complexes...
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A novel aspect of spectroscopy for porphyrinic compounds under magnetic fields

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01428F, PerspectiveYanyan Mulyana, Kazuyuki Ishii
The spectroscopies of a range of porphyrinic compounds performed under a magnetic field are reviewed focusing on the molecular functions of the compounds. Characteristic molecular magneto-optical effects, such as the...
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Nucleophilic behaviour of dioxo- and thiooxophosphorane complexes [MoCp(CO)2{E,P-EP(O)(2,4,6-C6H2tBu3)}]- (E = O, S)

22 September, 2014 - 13:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01942C, PaperMaria Alonso, M. Angeles Alvarez, M. Esther Garcia, Daniel Garcia-Vivo, Miguel A. Ruiz
S-Alkylation of the title complexes is orbital-favoured, but alkylation at the terminal O atom of the phosphorus ligand is thermodynamically preferred.
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Hydride, gold(I) and related derivatives of the unsaturated ditungsten anion [W2Cp2([small mu ]-PCy2)([small mu ]-CO)2]-

22 September, 2014 - 13:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01915F, PaperM. Angeles Alvarez, M. Esther Garcia, Daniel Garcia-Vivo, Miguel A. Ruiz, M. Fernanda Vega
The title anion adds metal-based electrophiles at the ditungsten site, but its protonation gives mixtures of isomers with either bridging or terminal hydrides (W = WCp; P = PCy2).
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Structural and magnetic variations in tetranuclear NiII clusters: the effect of the reaction solvent and ligand substitution on the product identity

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02434F, CommunicationPanagiota S Perlepe, Angeliki Athanasopoulou, Konstantina Alexopoulou, Catherine Raptopoulou, Vassilis Psycharis, Albert Escuer, Spyros Perlepes, Dr Theocharis Stamatatos
Three structurally and magnetically different tetranuclear NiII complexes have been isolated and magnetically characterized, emphasizing the effect of reaction solvent and organic ligand substitution on the chemical identity of cluster...
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Unprecedented metal-mediated in-situ reactions of heterocyclic disulfide of di[4-(pyridin-2-yl)pyrimidinyl]disulfide

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02322F, PaperHai-Bin Zhu, Yan-Fang Wu, Yue Zhao, Jun Hu
By combination of different metal salt and solvent, four unprecedented in-situ reactions have been discovered for heterocyclic disulfide of 2-ppds (2-ppds = di[4-(pyridin-2-yl)pyrimidinyl]disulfide). In the CH3CN/DMF solvent, reaction of 2-ppds...
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Synthesis, Characterization, and Reactivity Studies of a Hydrosoluble Bis(alkoxo)(carboxylato)-bridged DiMnIII Complex Modeling the Active Site in Catalase

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01907E, PaperClaudia Palopoli, Carine Duhayon, Jean Pierre Tuchagues, Sandra Signorella
A new diMnIII complex, Na[Mn2(5-SO3-salpentO)([small mu ]-OAc)([small mu ]-OMe)(H2O)].4H2O, where 5-SO3-salpentOH = 1,5-bis(5-sulphonatosalicylidenamino)pentan-3-ol, has been prepared and characterized. ESI-mass spectrometry, paramagnetic 1H NMR, EPR and UV-visible spectroscopic studies on freshly prepared solutions of the...
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Structural limitations for optimizing garnet-type solid electrolytes: A perspective

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02162B, PerspectiveWolfgang Zeier
Lithium ion batteries exhibit the highest energy densities of all battery types and are therefore an important technology for energy storage in every day life. Today's commercially available batteries employ...
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Synthesis and Order-Disorder Transition in Novel Metal Formate Framework of [(CH3)2NH2]Na0.5Fe0.5(HCOO)3]

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02586E, PaperMiroslaw Maczka, Adam Pietraszko, L. Macalik, Adam Sieradzki, Justyna Trzmiel, Adam Pikul
We report the synthesis, crystal structure, thermal, dielectric, Raman, infrared, and magnetic properties of [(CH3)2NH2][Na0.5Fe0.5(HCOO)3] (DMNaFe), the first metal formate framework templated by organic cations, presenting an ABO3 perovskite architecture...
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Controlled Synthesis and Characterization of the Elusive Thiolated Ag55 Cluster

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02476A, CommunicationIndranath Chakraborty, Shrabani Mahata, Anuradha Mitra, Goutam De, T. Pradeep
A stable, Ag55 cluster protected with 4-(tert-butyl) benzyl mercaptan (BBSH) was synthesized which exhibits two prominent absorption bands with maxima at 2.25 and 2.81 eV. A molecular ion peak at...
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Atomic Layer Deposition of Sodium and Potassium Oxides: Evaluation of Precursors and Deposition of Thin Films

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01930J, PaperErik Ostreng, Henrik Hovde Sonsteby, Sigurd Oien, Ola Nilsen, Helmer Fjellvag
Thin films of sodium and potassium oxides have for the first time been deposited using atomic layer deposition. Sodium and potassium complexes of tert-butanol, trimethylsilanol and hexamethyldisilazane have been evaluated...
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Enantiopure N,N,O-Scorpionate Zinc Amide and Chloride Complexes as Efficient Initiators for the Heteroselective ROP of Cyclic Esters.

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02178A, PaperAntonio Otero, manuel honrado, juan fernandez, LUIS FERNANDO SANCHEZ-BARBA MERLO, andres garces, agustin lara, Ana Maria Rodriguez
The reaction of bpzbeH, bpzteH (racemic mixture) or (R,R)-bpzmmH (enantiopure) with the amide complexes Zn{N(SiMe3)2}2 or Zn{N(SiHMe2)2}2 in a 1:1 molar ratio in toluene afforded the mononuclear amide zinc complexes...
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Time- resolved and photoluminescence spectroscopy of [small theta]-Al2O3 nanowires for promising fast optical sensor applications

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01831A, PaperJitendra Gangwar, BIPIN KUMAR GUPTA, Pawan Kumar, Surya Kant Tripathi, Avanish kumar Srivastava
Herein, we have demonstrated the high yield facile growth of uniform morphology with different polymorphs phases (e.g. [gamma], [small delta] and [small theta]) of Al2O3 nanowires via a hydrothermal method with varying...
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Sonochemical Redox Reactions of Pu(III) and Pu(IV) in Aqueous Nitric Solutions

22 September, 2014 - 13:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02330G, PaperMatthieu Virot, Laurent Venault, Philippe Moisy, Sergey Nikitenko
The behavior of Pu(IV) and Pu(III) was investigated in aqueous nitric solutions under ultrasound irradiation (Ar, 20 kHz). In the absence of anti-nitrous reagents, ultrasound has no effect toward Pu(IV)...
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Si(SiMe3)2SiPh3 - a ligand for novel sub-valent tin cluster compounds

22 September, 2014 - 13:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02372B, PaperR. Klink, C. Schrenk, A. Schnepf
[Si(SiMe3)2(SiPh3)]- can be used as a ligand in subvalent tin chemistry as shown by the synthesis of [Sn(Si(SiMe3)2SiPh3)2Cl]- and Cl4Sn4[Si(SiMe3)2SiPh3]4.
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Structural modulation in two CuII-based MOFs by synergistic assembly involving the mixed-ligand synthetic strategy and the solvent effect

22 September, 2014 - 13:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02321H, CommunicationYun-Wu Li, Da-Cheng Li, Jian Xu, Hong-Guo Hao, Su-Na Wang, Jian-Min Dou, Tong-Liang Hu, Xian-He Bu
A synergistic assembly involving the mixed-ligand synthetic strategy and the solvent effect was successfully applied to tune two CuII-based MOFs. 1 represents a cds topology, while 2 is built by three distinct {Cu4} clusters as SBUs.
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Photoinduced hydrogen evolution by a pentapyridine cobalt complex: elucidating some mechanistic aspects

22 September, 2014 - 13:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02269F, PaperElisa Deponti, Alessandra Luisa, Mirco Natali, Elisabetta Iengo, Franco Scandola
The ability of a new pentapyridine cobalt(II) complex to power photochemical hydrogen evolution from water is investigated in detail.
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