Dalton Transactions

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RSC - Dalton Trans. latest articles
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The ionothermal synthesis, structure, and magnetism-structure relationship of two biphenyl tetracarboxylic acid-based metal-organic frameworks

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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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Synthesis of novel and stable g-C3N4/N-doped SrTiO3 hybrid nanocomposites with improved photocurrent and photocatalytic activity under visible light irradiation

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01076K, PaperSantosh Kumar, Surendar Tonda, Arabinda Baruah, Bharat Kumar, Vishnu Shanker
Novel and stable g-C3N4/N-doped SrTiO3 nanocomposite with an improved photocurrent and photocatalytic activity under visible light irradiation could be the promising material for water splitting and environmental remediation.
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Thermoelectric properties of higher manganese silicide/multi-walled carbon nanotube composites

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15092-15097
DOI: 10.1039/C4DT01441C, PaperD. Y. Nhi Truong, Holger Kleinke, Franck Gascoin
Significant thermal diffusivity reduction in HMS/MWCNT composites prepared by ball milling and spark plasma sintering.
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Phosphine substitution reactions of ([small eta]5-cyclopentadienyl)ruthenium bis(triarylphosphine) chloride, CpRu(PAr3)2Cl {PAr3 = PPh3, P(p-CH3C6H4)3, P(p-FC6H4)3, P(p-CH3OC6H4)3, and PPh2(p-CH3C6H4)}: a tale of two mechanisms

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15221-15227
DOI: 10.1039/C4DT02240H, PaperMichael J. Verschoor-Kirss, Olivia Hendricks, Lawrence Renna, David Hill, Rein U. Kirss
Phosphine substitution in CpRu(PAr3)2Cl complexes occurs by competing mechanisms and in some cases is accelerated by added chloride.
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Phosphinimine-substituted boranes and borenium ions

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15201-15211
DOI: 10.1039/C4DT02406K, PaperMichael H. Holthausen, Ian Mallov, Douglas W. Stephan
Phosphinimines R3PNSiMe3 (R = alkyl, aryl) are reacted with a series of chloro and fluoroboranes (9Cl-9-BBN, (C6F5)2BCl, PhBCl2 and Mes2BF) to access a family of phosphinimine-substituted boranes via Me3SiX elimination (X = Cl, F). Subsequent methylation of the imine-N atom using MeOTf yielded phosphinimine-substituted borenium ion salts.
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Ferrocene-appended ligands for use in spin crossover-redox "hybrid" complexes of iron(II) and cobalt(II)

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15212-15220
DOI: 10.1039/C4DT02126F, PaperHayley S. Scott, Christopher J. Gartshore, Si-Xuan Guo, Boujemaa Moubaraki, Alan M. Bond, Stuart R. Batten, Keith S. Murray
Structural, magnetic and electrochemical data are described for trans-[FeII(FTP)2(NCS)2], [CoII(FTTP)2](ClO4)2[middle dot]2(MeCN) and [FeII(FTTP)2](ClO4)2[middle dot]Et2O where FTP and FTTP are ferrocene-appended chelators.
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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

30 September, 2014 - 15:54

Dalton Trans., 2014, Advance Article
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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Branched and bulky substituted ruthenium sensitizers for dye-sensitized solar cells

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15085-15091
DOI: 10.1039/C4DT01357C, PaperM. Sanchez Carballo, M. Urbani, A. Kumar Chandiran, D. Gonzalez-Rodriguez, P. Vazquez, M. Gratzel, M. K. Nazeeruddin, T. Torres
Four novel Ru(II)-sensitizers (TT206-209) incorporating two different types of branched and bulky alkyl chains, were tested in TiO2-DSSCs.
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NiII, CuII and ZnII complexes with a sterically hindered scorpionate ligand (TpmsPh) and catalytic application in the diasteroselective nitroaldol (Henry) reaction

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15192-15200
DOI: 10.1039/C4DT01509F, PaperBruno G. M. Rocha, Tatiana C. O. Mac Leod, M. Fatima C. Guedes da Silva, Konstantin V. Luzyanin, Luisa M. D. R. S. Martins, Armando J. L. Pombeiro
The bulky (TpmsPh)- adapts its coordination mode to the electronic and steric preferences of the NiII, CuII or ZnII centre forming complexes which catalyse the nitroaldol reaction.
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Exploring the mechanism of Grignard metathesis polymerization of 3-alkylthiophenes

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15143-15150
DOI: 10.1039/C4DT01617C, PaperNaeimeh Bahri-Laleh, Albert Poater, Luigi Cavallo, Seyed Amin Mirmohammadi
In this study we have investigated computationally the mechanism of polymerization of 2,5-dibromo 3-butylthiophene via the GRIM method, with the focus on the origin of the head to tail (HT) selectivity.
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Au@TiO2 double-shelled octahedral nanocages with improved catalytic properties

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15111-15118
DOI: 10.1039/C4DT02245A, PaperXiaoming Lv, Yihua Zhu, Hongliang Jiang, Hua Zhong, Xiaoling Yang, Chunzhong Li
The gold@titanium dioxide octahedral nanocages (Au@TiO2) with a well-defined double-shelled structure with Au as the internal shell and TiO2 as the external shell exhibit excellent and stable activity for the catalytic reduction of 4-nitrophenol.
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Stepwise cyclopalladation of 2-phenacylthiopyridine to give C,C,N-pincer complexes

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15170-15182
DOI: 10.1039/C4DT02085E, PaperMaria-Teresa Chicote, Concepcion Rubio, Delia Bautista, Jose Vicente
The synthesis of a family of palladium C,C,N-pincer complexes derived from 2-phenacylthiopyridine, obtained by an unprecedented stepwise double cyclopalladation process, is reported. The pincer moiety behaves as a metallaligand.
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Formation, structural characterization, and reactions of a unique cyclotrimeric vicinal Lewis pair containing (C6F5)2P-Lewis base and (C6F5)BH-Lewis acid components

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15159-15169
DOI: 10.1039/C4DT02081B, PaperMarkus Erdmann, Thomas Wiegand, Jonas Blumenberg, Hellmut Eckert, Jinjun Ren, Constantin G. Daniliuc, Gerald Kehr, Gerhard Erker
A unique vicinal Lewis pair cyclotrimer has been synthesized and characterized with respect to its structure and reactivity.
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A high-performance reduced graphene oxide/ZnCo layered double hydroxide electrocatalyst for efficient water oxidation

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15119-15125
DOI: 10.1039/C4DT01924E, PaperDi Tang, Yuzhi Han, Wenbin Ji, Shi Qiao, Xin Zhou, Ruihua Liu, Xiao Han, Hui Huang, Yang Liu, Zhenhui Kang
Tailoring high performance, stable, and earth-abundant electrocatalysts for water oxidation is of fundamental importance for the development of promising energy conversion and storage technologies.
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In situ powder X-ray diffraction study of the hydro-thermal formation of LiMn2O4 nanocrystallites

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15075-15084
DOI: 10.1039/C4DT01307G, PaperSteinar Birgisson, Kirsten Marie Ornsbjerg Jensen, Troels Lindahl Christiansen, Jon Fold von Bulow, Bo Brummerstedt Iversen
The reaction details for hydrothermal synthesis of LiMn2O4 nanocrystallites is revealed through in situ X-ray powder diffraction studies.
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Host-guest interaction dictated selective adsorption and fluorescence quenching of a luminescent lightweight metal-organic framework toward liquid explosives

30 September, 2014 - 15:54

Dalton Trans., 2014, 43,15237-15244
DOI: 10.1039/C4DT01883D, PaperDan Liu, Xiaojuan Liu, Yongxin Liu, Yang Yu, Fanglin Chen, Cheng Wang
A Mg-based luminescent MIL-53 metal-organic framework was constructed and selective adsorption and fluorescence quenching towards liquid explosives were investigated.
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