Dalton Transactions

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Synthesis, magnetism and Mossbauer studies of tetranuclear heterometallic {FeIII2Ln2}(Ln = Gd, Dy, Tb) complexes: evidence of slow relaxation of magnetization in the terbium analogue

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16366-16376
DOI: 10.1039/C4DT01451K, PaperPrasenjit Bag, Joydeb Goura, Valeriu Mereacre, Ghenadie Novitchi, Annie. K. Powell, Vadapalli Chandrasekhar
Synthesis, magnetism and Mossbauer studies of tetranuclear {FeIII2Ln2}(Ln = Gd, Dy, Tb) complexes are discussed. The terbium analogue reveals slow relaxation of magnetization.
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pH-dependent assembly of two polyoxometalate host-guest structural isomers based on Keggin polyoxoanion templates

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16328-16334
DOI: 10.1039/C4DT02050B, PaperLei Zhang, Wenbin Yang, Xiaofei Kuang, Xiaoyuan Wu, Canzhong Lu
Two polyoxometalate-templated supramolecular isomers have been obtained by hydrothermal reactions under different pH values and their photoluminescence properties have been investigated.
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Synthesis, structure and catalytic activity of a gold(I) complex containing 1,2-bis(diphenylphosphino)benzene monoxide

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16300-16309
DOI: 10.1039/C4DT02116A, PaperChristine Hahn, Leticia Cruz, Amanda Villalobos, Liliana Garza, Samuel Adeosun
A bisphosphine monoxide gold(I) complex, synthesized by a new protocol, is a highly active catalyst for the hydroarylation of ethylpropiolate.
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The coexistence of interconnected and interweaved double helices in an octamolybdate-based compound: synthesis, structure, and photocatalytic properties

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16322-16327
DOI: 10.1039/C4DT02106A, PaperWenlong Sun, Chunjing Zhang, Huiyuan Ma, Haijun Pang, Shaobin Li
Assembly and photocatalytic properties of an unprecedented helical compound based on polyoxometalates, with the coexistence of both interconnected and interweaved double helices, are reported.
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Control of the spin state by charge and ligand substitution: two-step spin crossover behaviour in a novel neutral iron(II) complex

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16387-16394
DOI: 10.1039/C4DT01885K, PaperMaksym Seredyuk, Kateryna O. Znovjyak, Joachim Kusz, Maria Nowak, M. Carmen Munoz, Jose Antonio Real
Observation of two-step spin crossover by fine-tuning the ligand field strength with two opposed effects: steric hindrance and charge.
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A selective fluoride sensor and a digital processor with "Write-Read-Erase-Read" behaviour

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16164-16168
DOI: 10.1039/C4DT02093F, CommunicationBasant Kumar, Masood Ayoub Kaloo, Adiki Raja Sekhar, Jeyaraman Sankar
A ferrocene-DMN Schiff base presents a novel molecular scaffold for selective fluoride sensing and digital processing with "Write-Read-Erase-Read" behaviour.
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A Cu(II) complex of an imidazolium-based ionic liquid: synthesis, X-ray structure and application in the selective electrochemical sensing of guanine

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16283-16288
DOI: 10.1039/C4DT01759E, PaperAmanpreet Singh, Ajnesh Singh, Narinder Singh
A Cu(II) complex of the imidazolium cation was explored as an electrochemical sensor for guanine, with a high selectivity and low detection limit of 45 nM.
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Mechanistic investigation of the cleavage of phosphodiester catalyzed by a symmetrical oxyimine-based macrocyclic dinuclear zinc complex: a DFT study

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16289-16299
DOI: 10.1039/C4DT01491J, PaperXuepeng Zhang, Xiaowei Zheng, David Lee Phillips, Cunyuan Zhao
Detailed investigation of the hydrolysis mechanism of a DNA dinucleotide analogue promoted by a dinuclear zinc-complex in nine proposed pathways.
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Synthesis and structures of mononuclear 3,4-bis(trifluoromethyl)pyrrolyl complexes of Rh(I) and Ni(II)

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16275-16282
DOI: 10.1039/C4DT01742K, PaperJoseph H. Rivers, Richard A. Jones
The synthesis and structures of new mononuclear complexes of the 3,4-bis(trifluoromethyl)pyrrolyl ligand (3,4-(CF3)2-Pyr-) with Rh(I) and Ni(II) are reported.
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Structural roles of amphiphilic peptide tails on silica biomineralization

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16169-16172
DOI: 10.1039/C4DT01352B, CommunicationZhehao Huang, Haiying Jin, Shunai Che
By changing the tails of amphiphilic peptides, the nanostructures after silica biomineralization were varied due to the conformation changes.
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F, Ca co-doped TiO2 nanocrystals with enhanced photocatalytic activity

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16160-16163
DOI: 10.1039/C4DT01908C, CommunicationWeiwei Fu, Shuang Ding, Ying Wang, Lele Wu, Daming Zhang, Zhengwei Pan, Runwei Wang, Zongtao Zhang, Shilun Qiu
F, Ca co-doped TiO2 exhibited a higher photocatalytic activity because of the smaller band gap from F doping and the effect of smaller crystal size from Ca doping.
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Scandium carbide/cyanide alloyed cluster inside fullerene cage: synthesis and structural studies of Sc3([small mu ]3-C2)([small mu ]3-CN)@Ih-C80

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16270-16274
DOI: 10.1039/C4DT01781A, PaperTaishan Wang, Jingyi Wu, Yongqiang Feng
A new metallofullerene Sc3(C2)(CN)@Ih-C80 encaging a scandium carbide/cyanide alloyed cluster was investigated.
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Unusual assembly of lacunary heteropolymolybdates with cyanometalate fragment

18 October, 2014 - 20:17

Dalton Trans., 2014, 43,16147-16151
DOI: 10.1039/C4DT01875C, CommunicationYa Wang, Ning Jiang, Fengyan Li, Yanzhen Zheng, Lin Xu, Minghui Sun
Two new cyanide-bridged heteropolymolybdate complexes have been synthesized by a facile self-assembly process in aqueous solution, which demonstrates a successful tactic to incorporate the cyanometalate fragment into lacunary heteropolymolybdate.
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Epitaxial growth of silver chloride crystals on bismuth oxychloride

16 October, 2014 - 19:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02666G, PaperBoris Bokhonov
In this work, studies of morphological and structural characteristics of BiOCl/AgX heterostructures (X=Cl, I) synthesized using ion-exchange reactions have been conducted. It was found that silver chloride AgCl crystals precipitating...
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Tetrametallic lanthanide(III) phosphonate cages: synthetic, structural and magnetic studies

16 October, 2014 - 19:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02630F, PaperKarzan H. Zangana, Eufemio Moreno Pineda, Richard E. P. Winpenny
Reaction of lanthanide nitrates with phosphonic acids in the presence of pivalic acid and pyridine lead to a trigonal pyramid of lanthanides with phosphonates capping three of the triangular faces.
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An europium(III) diglycolamide complex: insights into the coordination chemistry of lanthanides in solvent extraction

16 October, 2014 - 19:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01775G, PaperMark R. Antonio, Daniel R. McAlister, E. Philip Horwitz
A cationic europium(III) complex with three neutral diglycolamide ligands (for R[triple bond, length as m-dash]n-C8H17) was prepared as the bismuth tetrachloride salt revealing a 9-O inner-sphere environment with 6 distant carbonyl (Ca) and 6 ether (Cb) carbon atoms in the Eu L3-edge EXAFS.
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Correction: On the origin of the spontaneous formation of nanocavities in hexagonal bronzes (W,V)O3

16 October, 2014 - 19:54
Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT90166E, CorrectionE. Garcia-Gonzalez, M. D. Soriano, E. Urones-Garrote, J. M. Lopez Nieto
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EuroTracker[registered sign] Dyes: design, synthesis, structure and photophysical properties of very bright europium complexes and their use in bioassays and cellular optical imaging

16 October, 2014 - 19:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02785J, PerspectiveDavid Parker, Martina Delbianco, Brian McMahon, Robert Pal, Emily Neil, james walton, Laurent Lamarque, Jurriaan Zwier, Stephen Butler
The development of the brightest luminescent europium(III) complexes is traced, including analysis of the C3-symmetric core complex based on a functionalized triazacyclononane and identification of the most suitable strongly absorbing...
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Mechanisms of Ni N-Heterocyclic Carbene Catalysts for C-O Bond Hydrogenolysis of Diphenyl Ether: A Density Functional Study

16 October, 2014 - 19:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02374A, PaperBoodsarin Sawatlon, Taveechai Wititsuwannakul, Yuthana Tantirungrotechai, Panida Surawatanawong
Catalysts for aromatic C-O bond activation can potentially be used for the lignin degradation process. We investigated the mechanisms of C-O bond hydrogenolysis of diphenyl ether (PhOPh) by the nickel...
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Rational Design of a Room Temperature Molecular Spin Switch. The Light-Driven Coordination Induced Spin State Switch (LD-CISSS) Approach.

16 October, 2014 - 19:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03048F, PaperMarcel Dommaschk, Christian Schutt, Sugumar Venkataramani, Umasish Jana, Christian Nather, Frank D Soennichsen, Rainer Herges
Extensive use of quantum chemical calculations has been made to rationally design a molecule whose spin state can be switched reversibly using light of two different wavelengths at room temperature...
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