Dalton Transactions

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RSC - Dalton Trans. latest articles
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Spectroscopic effects resulting from interacting singlet and triplet excited states: vibronic structure involving the O-H stretching mode in d-d absorption bands of Ni(H2O)62+

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01979B, PaperChristopher Dobe, Emmanuel Gonzalez, Philip L. W. Tregenna-Piggott, Christian Reber
Spin-orbit coupling between metal-centered electronic states can lead to absorption spectra with vibronic structure involving ligand-centered vibrational modes, as theoretically analyzed for Ni(H2O)62+.
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Synthesis and characterizations of pyridazine-based iron chelators

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02687J, PaperYongmin Ma, Xiaole Kong, Yu-lin Chen, Robert C. Hider
New pyridazine-based iron chelators were synthesized from 3,4,5-trichloropyridazine via a 6-step reaction and their iron affinity constants are characterized.
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Water-exchange rates of lanthanide ions in an ionic liquid

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16156-16159
DOI: 10.1039/C4DT02492C, CommunicationZhijin Lin, Megan L. Shelby, Dugan Hayes, Kelly A. Fransted, Lin X. Chen, Matthew J. Allen
The first ligand-exchange rate measurements of lanthanide ions in an ionic liquid are reported here.
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Geometric and electronic structure of a peroxomanganese(III) complex supported by a scorpionate ligand

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02483D, PaperHannah E. Colmer, Robert A. Geiger, Domenick F. Leto, Gayan B. Wijeratne, Victor W. Day, Timothy A. Jackson
A peroxomanganese(III) species with a scorpionate (Tp) ligand is characterized by X-ray crystallography, electron paramagnetic resonance, and magnetic circular dichroism spectroscopy, revealing a distinct electronic structure.
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Synthesis and structures of bis-ligated zinc complexes supported by tridentate ketoimines that initiate L-lactide polymerization

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16498-16508
DOI: 10.1039/C4DT01607F, PaperKimberly A. Gerling, Nomaan M. Rezayee, Arnold L. Rheingold, David B. Green, Joseph M. Fritsch
Eight bis-ligated, homoleptic, zinc complexes were synthesized through the reaction of NNO Schiff base ketoimines bearing varying substituents with diethyl zinc in an inert atmosphere glovebox at room temperature and isolated in 62-95% yield.
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Fabrication of Au/ZnO nanoparticles derived from ZIF-8 with visible light photocatalytic hydrogen production and degradation dye activities

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02557A, CommunicationLiu He, Lu Li, Tingting Wang, Hong Gao, Guangzhe Li, Xiaotong Wu, Zhongmin Su, Chungang Wang
A facile two-step strategy was developed to fabricate yellow fluorescent GSH-Au NCs/ZIF-8 NPs and their derived Au/ZnO NPs, which exhibited visible light photocatalytic hydrogen evolution together with degradation of Rhodamine B.
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Copper(I)-assisted red-shifted phosphorescence in Au(I)Cu(I) heteropolynuclear complexes

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16486-16497
DOI: 10.1039/C4DT02154A, PaperVincent J. Catalano, Jose M. Lopez-de-Luzuriaga, Miguel Monge, M. Elena Olmos, David Pascual
The introduction of a copper(I) center into a gold(I) precursor with P,N-donor ligands leads to a large red-shift of the emissions in the solid state. Theoretical calculations reveal the nature of the emissive states.
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Oxido-molybdenum complexes obtained by Cl/O interchange between MoCl5 and carboxylic acids: a crystallographic, spectroscopic and computational study

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16416-16423
DOI: 10.1039/C4DT02201G, PaperMarco Bortoluzzi, Fabio Marchetti, Guido Pampaloni, Stefano Zacchini
The reactivity of MoCl5 with carboxylic acids has been elucidated for the first time. The reactions are featured by the chlorinating behaviour of MoCl5, rather than affording the respective carboxylato complexes.
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Dual inhibition of topoisomerases I and II[small alpha] by ruthenium(II) complexes containing asymmetric tridentate ligands

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02142H, PaperKejie Du, Jiewen Liang, Yi Wang, Junfeng Kou, Chen Qian, Liangnian Ji, Hui Chao
Some novel Ru(II) complexes exhibited strong dual inhibition of topoisomerases I and II[small alpha], and induced DNA damage that can lead to cell death by apoptosis.
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Synthesis, structures, and norbornene polymerization behavior of C(sp3), N-chelated palladacycles bearing o-aryloxide-N-heterocyclic carbene ligands

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02198C, PaperLiang Dang, Jing Guo, Haibin Song, Binyuan Liu, Baiquan Wang
A series of C(sp3), N-chelated o-aryloxide-NHC-ligated palladacycles was synthesized and applied to catalyze the addition polymerization of norbornene.
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An acid-stable Zn(II) complex: electrodeposition in sulfuric acid and the effect on the zinc-lead dioxide battery

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02338B, PaperMiao Miao Zhang, Yun Gong, Pan Zhang, Hui Fang Shi, Jian Hua Lin
An acid-stable Zn(II) complex with a 3D dense architecture can be synthesized hydrothermally or via electrodeposition in sulfuric acid.
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Unprecedented metal-mediated in situ reactions of heterocyclic disulfide of di[4-(pyridin-2-yl)pyrimidinyl]disulfide

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02322F, PaperHai-Bin Zhu, Yan-Fang Wu, Yue Zhao, Jun Hu
Depending on metal salts and solvents, heterocyclic disulfide of 2-ppds can be in situ converted into different organic compounds (1L-4L).
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Synthesis, characterization, and reactivity studies of a water-soluble bis(alkoxo)(carboxylato)-bridged diMnIII complex modeling the active site in catalase

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01907E, PaperClaudia Palopoli, Carine Duhayon, Jean-Pierre Tuchagues, Sandra Signorella
A SO3-Schiff base ligand affords a highly efficient Mn-containing catalase mimic in an aqueous medium, with high affinity for the substrate and turnover numbers increasing with pH.
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Structural limitations for optimizing garnet-type solid electrolytes: a perspective

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16133-16138
DOI: 10.1039/C4DT02162B, PerspectiveWolfgang G. Zeier
Structural limitations in the family of lithium conducting garnets lead to optimum structural parameters and a maximum attainable conductivity.
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Two Strandberg-type organophosphomolybdates: synthesis, crystal structures and catalytic properties

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02571G, PaperJian-Ping Wang, Hong-Xin Ma, Lan-Cui Zhang, Wan-Sheng You, Zai-Ming Zhu
Two Cu(II)-complex-decorating Strandberg-type organophosphomolybdates were hydrothermally synthesized, and they are for the first time used as acid-catalysts for the protection of the carbonyl group and display better catalytic activity than that of the parent {(C6H5P)2Mo5}.
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Discrete and polymeric Cu(II) complexes featuring substituted indazole ligands: their synthesis and structural chemistry

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16450-16458
DOI: 10.1039/C4DT02428A, PaperChris S. Hawes, Paul E. Kruger
Four substituted indazole ligands have been prepared and reacted with Cu(II) ions to give a range of discrete and polymeric supramolecular architectures, which showcase the surprising and powerful structural versatility of this uncommon heterocyclic building block.
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Spontaneous resolution of polyoxometalate-based inorganic-organic hybrids driven by solvent and common ion

20 October, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01954G, PaperJiangwei Zhang, Zhenlin Zhao, Jin Zhang, Shan She, Yichao Huang, Yongge Wei
With synergetic common-ion acceleration, spontaneous resolution occurs upon the crystallization of single-sided, triol-functionalized Anderson POMs from suitable mixed solvents, and reversible resolution driven by the solvents is observed.
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Bis-tetradentate complexes of Cd(II) and Hg(II) with N8 coordination: structural and NMR comparisons

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16475-16485
DOI: 10.1039/C4DT02435D, PaperEdith V. Bowers, Geoffrey S. Murphy, Stephanie N. Till, Christopher J. VandenBussche, Melissa M. Yaroschak, Robert D. Pike, Raymond J. Butcher, Deborah C. Bebout
Bis-tripodal N4 chelate Cd(II) complexes underwent slow intramolecular isomerization on the [small delta]H time scale and Hg(II) complexes had unusually large long range J(199Hg1H).
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Addition of C-C and C-H bonds by pincer-iridium complexes: a combined experimental and computational study

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16354-16365
DOI: 10.1039/C4DT02043J, PaperDavid A. Laviska, Changjian Guan, Thomas J. Emge, Miles Wilklow-Marnell, William W. Brennessel, William D. Jones, Karsten Krogh-Jespersen, Alan S. Goldman
Oxidative addition of the strained biphenylene C-C bond proceeds via a transition state wherein the biphenylene unit is severely "tilted".
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A calix[2]triazole[2]arene-based fluorescent chemosensor for probing the copper trafficking pathway in Wilson's disease

20 October, 2014 - 20:54

Dalton Trans., 2014, 43,16178-16182
DOI: 10.1039/C4DT02208D, CommunicationJihee Cho, Tuhin Pradhan, Yun Mi Lee, Jong Seung Kim, Sanghee Kim
We herein present a synthesis of a new fluorescent chemosensor for Cu2+ and its application to Wilson's disease cell model to probe the copper trafficking pathway.
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