Dalton Transactions

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1,3,5-Triferrocenyl-2,4,6-tris(ethynylferrocenyl)-benzene - a new member of the family of multiferrocenyl-functionalized cyclic systems

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16310-16321
DOI: 10.1039/C4DT02307B, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Ulrike Pfaff, Grzegorz Filipczyk, Alexander Hildebrandt, Marcus Korb, Heinrich Lang
The synthesis of multi-ferrocenylated benzenes with alternating ferrocenylethynyl and ferrocenyl groups using Sonogashira and Negishi C,C cross-coupling is described. The electronic properties have been investigated by (spectro)electrochemical measurements.
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Facile synthesis of phosphine free ultra-small PbSe nanocrystals and their light harvesting studies in ETA solar cells

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16424-16430
DOI: 10.1039/C4DT01941E, PaperJaveed Akhtar, Mateusz Banski, Mohammad Azad Malik, Neerish Revaprasadu, Artur Podhorodecki, Jan Misiewicz
Ultra-small PbSe nanocrystals (NCs) were synthesized via a 'one-pot' approach in olive oil as the reaction medium and capping agent.
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Facile synthesis of graphite nitrate-like ammonium vanadium bronzes and their graphene composites for sodium-ion battery cathodes

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16522-16527
DOI: 10.1039/C4DT02002B, PaperHailong Fei, Huan Li, Zhiwei Li, Wenjing Feng, Xin Liu, Mingdeng Wei
A novel graphite nitrate-like ammonium vanadium bronze cathode material for sodium-ion batteries delivers high capacity.
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Direct observation of the microstructure and defects in KBe2BO3F2 crystals by TEM

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16411-16415
DOI: 10.1039/C4DT02124J, PaperTao Xu, Lijuan Liu, Xiaoyang Wang, Chuangtian Chen, Haitao Zhou, Xiaoling He, Changlong Zhang, Junliang Sun
We apply for the first time transmission electron microscopy to the direct observation of the deep-UV nonlinear optical crystal KBe2BO3F2 (KBBF) grown using different methods.
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Ti7-containing, tetrahedral 36-tungsto-4-arsenate(III) [Ti6(TiO6)(AsW9O33)4]20-

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16143-16146
DOI: 10.1039/C4DT02494J, CommunicationKai-Yao Wang, Bassem S. Bassil, Zheng-Guo Lin, Ali Haider, Jie Cao, Holger Stephan, Katrin Viehweger, Ulrich Kortz
Ti7-containing [Ti6(TiO6)(AsW9O33)4]20- (1) comprises a central, octahedrally coordinated Ti4+ ion bridged to six square-pyramidally coordinated Ti4+ ions, and this titanium-oxo core is surrounded by four {AsW9O33} capping units, resulting in an overall tetrahedral assembly.
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Photoinduced hydrogen evolution by a pentapyridine cobalt complex: elucidating some mechanistic aspects

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16345-16353
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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The ionothermal synthesis, structure, and magnetism-structure relationship of two biphenyl tetracarboxylic acid-based metal-organic frameworks

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16515-16521
DOI: 10.1039/C4DT02042A, PaperWen-Xian Chen, Li Tan, Qiu-Ping Liu, Gen-Rong Qiang, Gui-Lin Zhuang
The magnetism-structure relationship of two ionothermally obtained MOFs was identified by the combination of experiments, QMC and DFT calculations.
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Self-assembled Cu(II) and Ni(II) metallamacrocycles formed from 3,3,3[prime or minute],3[prime or minute]-tetrabenzyl-1,1[prime or minute]-aroylbis(thiourea) ligands: DNA and protein binding studies, and cytotoxicity of trinuclear complexes

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16395-16410
DOI: 10.1039/C4DT01859A, PaperNagamani Selvakumaran, Nattamai S. P. Bhuvanesh, Ramasamy Karvembu
The synthesis and characterization of metallamacrocyclic square planar Ni(II) and Cu(II) complexes and the interaction of cytotoxic trinuclear complexes with CT DNA and BSA protein are described.
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Zinc-specific intramolecular excimer formation in TQEN derivatives: fluorescence and zinc binding properties of TPEN-based hexadentate ligands

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16377-16386
DOI: 10.1039/C4DT01847H, PaperYuji Mikata, Saaya Takeuchi, Eri Higuchi, Ayaka Ochi, Hideo Konno, Kazuma Yanai, Shin-ichiro Sato
The Zn2+-specific fluorescence enhancement of N,N-1-isoBQBPEN (1b) at longer wavelengths is due to the intramolecular excimer formation, which is elucidated by time-dependent DFT calculation.
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New 'aggregation induced emission (AIE)' active cyclometalated iridium(III) based phosphorescent sensors: high sensitivity for mercury(II) ions

20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16431-16440
DOI: 10.1039/C4DT02266A, PaperParvej Alam, Gurpreet Kaur, Claudia Climent, Saleem Pasha, David Casanova, Pere Alemany, Angshuman Roy Choudhury, Inamur Rahaman Laskar
Strategic design and syntheses of an AIE active bis-cyclometalatediridium(III) complex were carried out for highly selective and sensitive detection of mercuric ions.
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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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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 - 19:17

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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