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The solution chemistry and reactivity of lacunary Keggin silicotungstates monitored in real-time by a combination of mass spectrometry and electrochemistry

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02723J, PaperQiaoDi Jia, Jie Cao, YunPeng Duan, Changwen Hu
The solution chemistry of a series of mono-, di- and trilacunary Keggin silicotungstates was investigated by electrospray mass spectrometry (ESI-MS) and general electrospray features especially for lacunary POMs were summarized....
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Syntheses of Polypyridyl Metal Complexes and Studies of their Interaction with Quadruplex DNA

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02910K, PaperVerity S Stafford, Kogularamanan Suntharalingam, Arun Shivalingam, Andrew J P White, David J Mann, Ramon Vilar
A series of mono- and bi-metallic metal complexes (with CuII, PtII and ZnII) with substituted polypyridyl ligands have been prepared and their binding affinities towards quadruplex (c-Myc and human telomeric)...
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Meridional vs. facial coordination geometries of a dipodal ligand framework featuring a secondary coordination sphere

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02327G, CommunicationEllen M. Matson, Zachary Gordon, Benjamin Lin, Mark J. Nilges, Alison R. Fout
Ligation of bipyridine invokes a conformational change in iron and copper complexes.
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Main-group catalysed reduction of unsaturated bonds

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02024C, PerspectiveKseniya Revunova, Georgii I. Nikonov
This Perspective highlights the recent developments in the reduction of unsaturated substrates catalysed by main-group element compounds. Various activation modes are discussed and comparison with relevant examples from transition metal...
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A heterotrimetallic Ir(III), Au(III) and Pt(II) complex incorporating cyclometallating bi- and tridentate ligands: simultaneous emission from different luminescent metal centres leads to broad-band light emission

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02761B, PaperRebeca Munoz-Rodriguez, Elena Bunuel, Noelia Fuentes, J. A. Gareth Williams, Diego J. Cardenas
Di- and tri-nuclear metal complexes incorporating Au(III), Ir(III) and Pt(II) units linked via a 1,3,5-triethynylbenzene core.
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Recent developments in out-of-plane metallocorrole chemistry across the periodic table

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02277G, FrontierHeather L. Buckley, John Arnold
This article presents a brief review of recent developments in metallocorrole chemistry, with a focus on species with significant displacement of the metal from the N4 plane of the corrole ring.
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Spectroelectrochemical identification of charge-transfer excited states in transition metal-based polypyridyl complexes

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02849J, PaperAllison M. Brown, Catherine E. McCusker, James K. McCusker
In this report, we demonstrate how spectroelectrochemistry can be used to help characterize dynamics associated with charge-transfer excited states of transition metal-based chromophores as measured by ultrafast electronic absorption spectroscopy.
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Intercalation of triethylphosphine oxide bearing a phosphoryl group into Dion-Jacobson-type ion-exchangeable layered perovskites

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02230K, PaperNagisa Toihara, Yoriyoshi Yoneyama, Akira Shimada, Seiichi Tahara, Yoshiyuki Sugahara
Triethylphosphine oxide [(C2H5)3P[double bond, length as m-dash]O; TEPO] was intercalated into protonated Dion-Jacobson-type ion-exchangeable layered perovskites, HLaNb2O7[middle dot]xH2O and HCa2Nb3O10[middle dot]xH2O, by hydrolysis of their n-decoxy derivatives in the presence of TEPO.
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A perception of ferro- and antiferromagnetic interactions in a two dimensional Ni(II) heterochiral coordination polymer showing unusual CO2 uptake behavior

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02496F, CommunicationHimanshu Sekhar Jena, Soumyabrata Goswami, Suresh Sanda, Srinivasulu Parshamoni, Soumava Biswas, Sanjit Konar
A robust 2D heterochiral Ni(II) coordination polymer is reported which shows ferro-, antiferromagnetic interactions and unusual CO2 uptake behavior.
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Evidence for a SN2-type pathway in the exchange of phosphines at a [PhSe]+ centre

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02253J, PaperLaura C. Forfar, Michael Green, Mairi F. Haddow, Sharifa Hussein, Jason M. Lynam, John M. Slattery, Christopher A. Russell
The phosphine unit of cationic thio- and seleno-phosphonium complexes exchange via a SN2-type exchange process.
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Correction: Reversible CO exchange at platinum(0). An example of similar complex properties produced by ligands with very different stereoelectronic characteristics

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT90172J, CorrectionSebastian J. K. Forrest, Paul G. Pringle, Hazel A. Sparkes, Duncan F. Wass
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Phosphine Complexes of Lone Pair Bearing Lewis Acceptors

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02789B, PerspectiveSaurabh Chitnis, Neil Burford
An overview of the synthesis, structures and reaction chemistry of coordination complexes featuring an acceptor with at least one lone pair and at least one phosphine donor is presented. One...
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Synthesis, characterization and biomolecule-binding properties of novel tetra-platinum(II)-thiopyridylporphyrins

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02697G, PaperLeandro Lourenco, Bernardo Almeida Iglesias, Patrica Pereira, Henrique Girao, Rosa Fernandes, Graca Neves, J A S Cavaleiro, Joao Tome
The new complexes tetra-platinum(II)-thiopyridylporphyrin 3 and tetra-platinum(II)-thiopyridylporphyrinato Zn(II) 4 were obtained by coordination of the peripheral thiopyridyl units of the free-base 5,10,15,20-tetrakis[2,3,5,6-tetrafluoro-4-(4-pyridylsulfanyl)phenyl]porphyrin 1 or their corresponding zinc complex 2, respectively,...
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Enhancing [sigma]/[small pi]-type Copper(I)[round bullet, filled][round bullet, filled][round bullet, filled]thiophene interactions by metal doping (metal = Li, Na, K, Ca, Sc)

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02286F, PaperXiayan Zhang, Xiaoyan Li, Yanli Zeng, Zheng Sun, Lingpeng Meng
The influence of metal doping on [sigma]/[small pi]-type copper(I)[round bullet, filled][round bullet, filled][round bullet, filled]thiophene interactions and the nature of Cu[round bullet, filled][round bullet, filled][round bullet, filled][small pi]/S bonding have been investigated. Our calculated results show that Li, Na, K, Ca and Sc atom...
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Synthesis and characterisation of lanthanide-hydroporphyrin dyads

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02448F, PaperRuisheng Xiong, Julien Andres, Kira Scheffler, Eszter Borbas
Fluorescence spectroscopy is in many ways the ideal tool for the interrogation of complex biological systems, as it is non-invasive, sensitive, and offers high spatiotemporal resolution. For biomedical imaging luminescent...
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Zinc Calixarene Complexes for the Ring Opening Polymerization of Cyclic Esters

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02226B, PaperMark Walton, Simon J Lancaster, Joseph A Wright, Mark Robert James Elsegood, Carl Redshaw
Reaction of Zn(C6F5)2.toluene (two equivalents) with 1,3-dipropoxy-p-tert-butyl-calix[4]arene (L1H2) led to the isolation of the complex [{Zn(C6F5)}2L1] (1), whilst similar use of Zn(Me)2 resulted in the known complex [{Zn(Me)}2L1] (2). Treatment...
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Integrin-targeted delivery into cancer cells of a Pt(IV) pro-drug through conjugation to RGD-containing peptides

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02710H, PaperAnna Massaguer, Alejandro Gonzalez-Canto, Esther Escribano, Silvia Barrabes, Gerard Artigas, Virtudes Moreno, Vicente Marchan
Conjugates of a Pt(IV) derivative of picoplatin with monomeric (Pt-c(RGDfK), 5) and tetrameric (Pt-RAFT-{c(RGDfK)}4, 6) RGD-containing peptides were synthesized with the aim of exploiting their selectivity and high affinity for...
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Synthesis and photoelectric properties of new Dawson-type polyoxometalate-based dimeric and oligomeric Pt(II)-acetylide inorganic-organic hybrids

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02504K, PaperWai-Yeung (Raymond) Wong, Li Liu, Lei Hu, Qian Liu, Zuliang Du, Fabao Li, Guanghua Li, Xunjin Zhu, Lei Wang, Hua Li
A new synthesis route for preparing Dawson-type polyoxometalate (POM) based inorganic-organic hybrid material is presented. Two new heteropolytungstate-based dimeric and oligomeric Pt(II) acetylide inorganic-organic hybrid compounds (2PtOD and PPtOD) were...
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A luminescent cadmium metal-organic framework for sensing of nitroaromatic explosives

Dalton Transactions - 20 October, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02227K, PaperChuanqi Zhang, Libo Sun, Yan Yan, Jiyang Li, Xiaowei Song, Yunling Liu, Zhiqiang Liang
A novel metal-organic framework [Cd3(TPT)2(DMF)2][round bullet, filled](H2O)0.5 (1) has been solvothermally synthesized by using a new rigid unsymmetrical tricarboxylate ligand p-terphenyl-3,4[prime or minute][prime or minute],5-tricarboxylic acid (H3TPT). Single-crystal X-ray diffraction analysis reveals that 1 possesses a...
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Studying the effects of Zr-doping in (Bi0.5Na0.5)TiO3 via diffraction and spectroscopy

Dalton Transactions - 20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02520B, PaperPeter E. R. Blanchard, Samuel Liu, Brendan J. Kennedy, Chris D. Ling, Zhaoming Zhang, Maxim Avdeev, Ling-Yun Jang, Jyh-Fu Lee, Chih-Wen Pao, Jeng-Lung Chen
The phase transformation in the (Bi0.5Na0.5)Ti1-xZrxO3 are characterized using XRD and XANES.
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