Dalton Transactions

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Elucidation of inorganic reaction mechanisms in ionic liquids: the important role of solvent donor and acceptor properties

27 July, 2014 - 22:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01239A, PerspectiveMatthias Schmeisser, Rudi van Eldik
Solvent donor and acceptor properties play an important role in the elucidation of inorganic reaction mechanisms studied in ionic liquids.
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A Eu2+ and Mn2+-coactivated fluoro-apatite-structure Ca6Y2Na2(PO4)6F2 as a standard white-emitting phosphor via energy transfer

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12373-12379
DOI: 10.1039/C4DT01021C, PaperNing Guo, Hongpeng You, Chengzheng Jia, Ruizhuo Ouyang, Dahui Wu
A sample with a composition of CYNP:0.01Eu2+,0.025Mn2+ has CIE coordinates of (0.335, 0.337), which is very close to the coordinates for pure white light (0.333, 0.333).
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Solvothermal syntheses and characterizations of three new holmium selenidostannates(IV): a rare example of adamantane-like [Sn4Se10]4- selenidostannate(IV) with lanthanide complexes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12306-12312
DOI: 10.1039/C4DT00972J, PaperHong-Ping Xiao, Jian Zhou, Xiao-Li Wang, Hua-Hong Zou, Rong-Qing Zhao, Hong Xiao
The presented compound is a rare example of an adamantane-like [Sn4Se10]4- unit with lanthanide complexes as counterions.
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Magnetite nanoparticles coated with ruthenium via SePh layer as a magnetically retrievable catalyst for the selective synthesis of primary amides in an aqueous medium

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12365-12372
DOI: 10.1039/C4DT01189A, PaperHemant Joshi, Kamal Nayan Sharma, Alpesh K. Sharma, Om Prakash, Arvind Kumar, Ajai Kumar Singh
For the first time, Fe3O4@SiO2@SePh@Ru(OH)x NPs were synthesized as an efficient catalyst in the conversion of aldehydes, nitriles and benzylamine to amides in water.
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Theoretical treatment of one electron redox transformation of a small molecule using f-element complexes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12124-12134
DOI: 10.1039/C4DT01002G, PerspectiveLudovic Castro, Christos E. Kefalidis, David McKay, Stephanie Essafi, Lionel Perrin, Laurent Maron
DFT calculations can provide useful insights into low-valent f-element single electron transfer reactivity.
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Monitoring the formation of carbide crystal phases during the thermal decomposition of 3d transition metal dicarboxylate complexes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12236-12242
DOI: 10.1039/C4DT01207K, PaperZachary J. Huba, Everett E. Carpenter
Presented is a detailed study of the decomposition of late row 3d metal dicarboxylate complexes. It is shown that these complexes can be efficient single molecule precursors for the formation of carbide crystal phases.
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Benzo annulated cycloheptatriene PCP pincer iridium complexes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12187-12199
DOI: 10.1039/C4DT00885E, PaperWolfgang Leis, Sophie Wernitz, Benedikt Reichart, David Ruckerbauer, Johannes Wolfram Wielandt, Hermann A. Mayer
Chemical conversions of a cycloheptatriene iridium pincer complex were studied by NMR and MS techniques as well as DFT calculations.
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Bioinorganic modeling chemistry of carbon monoxide dehydrogenases: description of model complexes, current status and possible future scopes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12135-12145
DOI: 10.1039/C4DT00729H, PerspectiveAmit Majumdar
The present status and future scopes for the bioinorganic modeling chemistry of carbon monoxide dehydrogenases are described.
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Cytochrome P450-catalyzed dealkylation of atrazine by Rhodococcus sp. strain NI86/21 involves hydrogen atom transfer rather than single electron transfer

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12175-12186
DOI: 10.1039/C4DT00891J, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Armin H. Meyer, Agnieszka Dybala-Defratyka, Peter J. Alaimo, Inacrist Geronimo, Ariana D. Sanchez, Christopher J. Cramer, Martin Elsner
Isotope effects and position-specificity of hydroxylation pinpoint hydrogen atom transfer (HAT) as prevailing mechanism in P450 catalyzed N-dealkylation of atrazine.
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Chemical tuning of the magnetic relaxation in dysprosium(III) mononuclear complexes

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12146-12149
DOI: 10.1039/C4DT00846D, CommunicationLuke J. Batchelor, Irene Cimatti, Regis Guillot, Floriana Tuna, Wolfgang Wernsdorfer, Liviu Ungur, Liviu F. Chibotaru, Victoria E. Campbell, Talal Mallah
Deprotonation of the organic ligand of a ten coordinated dysprosium(III) complex exhibiting a slow relaxation of the magnetization leads to a change in the metal local environment and speeds up the relaxation process.
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Aggregation-induced white-light emission from the triple-stranded dinuclear Sm(III) complex

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12228-12235
DOI: 10.1039/C4DT00820K, PaperJiaqi Leng, Hongfeng Li, Peng Chen, Wenbin Sun, Ting Gao, Pengfei Yan
A triple-stranded dinuclear Sm(III) complex based on bis-[small beta]-diketone was synthesized, which shows excitation wavelength and concentration dependent white-light emission.
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Hydration properties determining the reactivity of nitrite in aqueous solution

27 July, 2014 - 22:54

Dalton Trans., 2014, 43,12164-12174
DOI: 10.1039/C4DT00273C, PaperSaowapak Vchirawongkwin, Chinapong Kritayakornupong, Anan Tongraar, Viwat Vchirawongkwin
Quantitative analysis of the QMCF MD trajectories requires a rigorous method to organize the chaotic data into informative data, clarifying the anisotropy of the hydration structure around the nitrite ion. These results suggested the steric effects of water in the bond directions.
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Syntheses of sterically shielded stable carbenes of the 1,2,4-triazole series and their corresponding palladium complexes: efficient catalysts for chloroarene hydrodechlorination

23 July, 2014 - 20:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01353K, PaperNataliya V. Glinyanaya, Vagiz Sh. Saberov, Nikolai I. Korotkikh, Alan H. Cowley, Rachel R. Butorac, Daniel A. Evans, Tatyana M. Pekhtereva, Anatolii F. Popov, Oles P. Shvaika
Sterically shielded 1,2,4-triazol-5-ylidenes and their palladium complexes: catalysts for hydrodechlorination.
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Molecular excitons in a copper azadipyrrin complex

21 July, 2014 - 19:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01588F, PaperT. M. McLean, S. G. Telfer, A. B. S. Elliott, K. C. Gordon, M. Lein, M. R. Waterland
Exciton coupling is applied for the first time to successfully explain the excited-state structure of metalloazadipyrrins.
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Transient 2D-IR spectroscopy of inorganic excited states

21 July, 2014 - 19:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01410C, PerspectiveN. T. Hunt
This Perspective discusses applications of ultrafast transient 2D-IR spectroscopy methods to the study of inorganic excited states.
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Hemilability of P(X)N-type ligands (X = O, N-H): rollover cyclometalation and benzene C-H activation from (P(X)N)PtMe2 complexes

21 July, 2014 - 19:54

Dalton Trans., 2014, 43,12018-12025
DOI: 10.1039/C4DT01143K, PaperMargaret L. Scheuermann, Kyle A. Grice, Matthew J. Ruppel, Marta Rosello-Merino, Werner Kaminsky, Karen I. Goldberg
The hemilability of the pyridyl groups of (tBuP(O)N)PtMe2 and (tBuP(N-H)N)PtMe2 allows rollover cyclometalation to occur. In the case of (tBuP(N-H)N)PtMe2 intermolecular benzene C-H(D) activation is also competitive.
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Chloride-bridged, defect-dicubane {Ln4} core clusters: syntheses, crystal structures and magnetic properties

21 July, 2014 - 19:54

Dalton Trans., 2014, 43,11973-11980
DOI: 10.1039/C4DT01329H, PaperDaniel M. Pajerowski, Quan Li, Jason Hyun, Cindi L. Dennis, Daniel Phelan, Pengfei Yan, Peng Chen, Guangming Li
Synthesis, chemical characterization, X-ray single-crystal structures, DC magnetization, and AC magnetization of new chloride bridged lanthanide clusters are presented.
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Structural, electrochemical and photophysical investigations of Re(I)-complexes of [small kappa]3N-tridentate heterocyclic ligands

21 July, 2014 - 19:54

Dalton Trans., 2014, 43,11811-11814
DOI: 10.1039/C4DT01454E, CommunicationAmlan K. Pal, Garry S. Hanan
Fac,fac-[ReI(CO)3]-complexes of strong [sigma]-donor, [small kappa]3N-tridentate ligands have been reported. Due to broken [small pi]-conjugation in the ligand moieties, the metal-based quasi-reversible oxidation and ligand-based reduction can be separately tuned by modification of the electronic nature of the ligand moieties.
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Photophysical properties of {[Ag(CN)2]-}2 complexes trapped in a supramolecular electron-acceptor organic framework

21 July, 2014 - 19:54

Dalton Trans., 2014, 43,12044-12049
DOI: 10.1039/C4DT01110D, PaperJohn C. Ahern, Abbas Shilabin, Kylie M. Henline, Robert D. Pike, Howard H. Patterson
Two different electronic transitions are identified for the novel complex formed by reaction between dicyanoargentate and an organic acceptor (DNP2+).
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Synthesis and characterisation of unsymmetrical Zr(IV) amine tris(phenolate) complexes and their application in ROP of rac-LA

21 July, 2014 - 19:54

Dalton Trans., 2014, 43,12095-12099
DOI: 10.1039/C4DT01260G, PaperThomas R. Forder, Mary F. Mahon, Matthew G. Davidson, Timothy Woodman, Matthew D. Jones
Unsymmetrical analogues of C3-symmetric Zr(IV) amine tris(phenolate) alkoxide have been prepared and trialled for the ring-opening of rac-lactide providing insight into the effect of symmetry and sterics on selectivity.
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