Dalton Transactions

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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

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01885K, PaperJose A Real, Maksym Seredyuk, Joachim Kusz, M Carmen Munoz, Maria Nowak, Kateryna O. Znovjyak
The influence of the charge and steric hindrance on the spin state of a series of four monomeric FeII complexes derived from the tridentate ligands 2-(1H-benzoimidazol-2-yl)-1,10-phenanthroline (phenbiH) and 2-(1H-benzoimidazol-2-yl)-9-methyl-1,10-phenanthroline (mphenbiH)...
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Layered V-B-O Polyoxometalate Nets Linked by Diethylenetriamine Complexes with Dangling Amine Groups

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01533A, CommunicationHong Chen, Yunfeng ZHANG, Zhengbao Yu, Junliang Sun
Two layered V-B-O contained polyoxometalate (POM) net structures, denoted as SUT-12 and SUT-13, are reported here. SUT-12 was synthesized by the boric acid flux method, and it represents the first...
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Design and development of POCN-pincer palladium catalysts for C-H bond arylation of azoles with aryl iodides

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01547A, PaperShrikant M Khake, Vineeta Soni, Rajesh Gonnade, BENUDHAR PUNJI
The well-defined and efficient POCN-ligated palladium complexes have been developed for direct C‒H bond arylation of azoles with aryl iodides. The phosphinite-amine pincer ligands 1-(R2PO)-C6H4-3-(CH2NiPr2), (R2POCNiPr2‒H) (R = iPr, 1a;...
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Avoiding problem reactions at the ferrocenyl-alkyne motif: a convenient synthesis of model, redox-active complexes for molecular electronics

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02359E, CommunicationMichael Stephen Inkpen, Andrew J P White, T. Albrecht, Nicholas J Long
A much improved route to 1,1'-bis(arylethynyl)ferrocenes comprising accessible thiolates on the aryl ring is reported. Unanticipated reactions between AcCl, TBAF/BBr3 and ferrocenyl-alkynes are also discussed, offering a rationale for previous...
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A Selective Fluoride Sensor and a digital processor with "Write-Read-Erase-Read" behaviour

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02093F, CommunicationBasant Kumar, Masood Ayoub Kaloo, Adiki Raja Sekhar, Sankar Jeyaraman
An easy-to-synthesize Schiff base as a selective and Colorimetric fluoride sensor via modulation of Intramolecular Charge Transfer (ICT) has been demonstrated. A typical dual-ion binding property along with its distinct...
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Tuning of the Dimensionality from Complex to 3D-Framework by Thermal Conversion in the System Fe/Cl/piperazine

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01987C, PaperFabian Schonfeld, Raphael Wirthensohn, Hans-Christian Schmitt, Philipp Constantinidis, Ingo Fischer, Klaus Muller-Buschbaum
An attempt on control of the three structural features linkage, structural dimensionality and coordination mode is presented for the combination of FeII and FeIII chlorides together with the ditopic ligand...
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Loop Shaped Dicarboxylate-bridged Dimolybdenum(II) Bisphosphine Compounds - a Rational Synthesis

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01560F, PaperDominik Hohne, Eberhardt Herdtweck, Alexander Pothig, Fritz E. Kuhn
The reaction of the tetrametallic molecular loop [(CH3CN)6Mo2(OOC-C4H6-COO)]2[BF4]4 (1) (1 equiv.) with 2 equiv. of bis(diphenylphosphino)amine (dppa), 1,2-bis(diphenylphosphino)ethane (dppe) and bis(diphenylphosphino)methane (dppm) in propionitrile leads to the formation of the...
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Co-molten solvothermal method for synthesizing chalcopyrite CuFe1-xCrxS2 (x [less-than-or-equal] 0.4): high photocatalytic activity for nitrate ions reduction

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02008A, PaperJia Yang, Mufei Yue, Jing Ju, Rihong Cong, Gao Wenliang, Tao Yang
In literature, it is very difficult to obtain sulfides with Cr3+ in tetrahedral coordination. Here, a thiourea-oxalic acid co-molten solvothermal method was applied to synthesize chalcopyrite CuFe1-xCrxS2 (x [less-than-or-equal] 0.4)...
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Tris(hydroxymethyl)aminomethane Modified Layered Double Hydroxides Largely Facilitate Polyoxometalate Intercalation

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01827C, PaperYu-Fei Song, Yang Chen, Dongpeng Yan
Polyoxometalates (POMs) intercalation to layered double hydroxides (LDHs) has been greatly restricted by the geometry, charge and size of POMs. We report herein, for the first time, the intercalation of...
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Isomerization Initiated by Photoinduced Ligand Dissociation in Ru(II) Complexes with the Ligand 2-p-tolylpyridinecarboxaldimine

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02016B, PaperBryan Albani, Christopher B Durr, Bruno Pena, K Dunbar, Claudia Turro
The excited state reactivity of Ru(II) complexes continues to be a topic of intense investigation because of their widespread use in applications related to solar energy conversion, as photoswitches, and...
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Cr1/3Zr2P3O12 with unusual tetrahedral coordination of Cr(III): peculiarities of the formation, thermal stability and application as a pigment

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02001D, PaperNataliia Gorodylova, Veronika Kosinova, Petra Sulcova, Petr Belina, Milan Vlcek
All the known chromium (III) NASICON-related phosphates are considered as solid solutions. In these compounds chromium atoms share their position in the basic framework of the crystal lattice with another...
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Efficient Halogen Photoelimination from Dibromo, Dichloro and Difluoro Tellurophenes

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01751J, PaperElisa Carrera, Dwight S Seferos
We present the reactivity and photochemistry of 2,5-diphenyltellurophene. A change in oxidation state from Te(II) to Te(IV) occurs by oxidative addition of bromine, chlorine, and fluorine from appropriate halogen sources....
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Study of picosecond processes of an intercalated dipyridophenazine Cr(III) complex bound to defined sequence DNAs using transient absorption and time-resolved infrared methods

21 August, 2014 - 05:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01989J, CommunicationStephen J Devereux, Paraic M Keane, Suni Vasudevan, Igor V. Sazanovich, Michael Towrie, Qian Cao, Xue-Zhong Sun, Michael W George, Christine J Cardin, Noel A. P. Kane Maguire, J M Kelly, Susan J Quinn
Picosecond transient absorption (TA) and time-resolved infrared (TRIR) measurements of rac-[Cr(phen)2(dppz)]3+ (1) intercalated into double-stranded guanine-containing DNA reveal that the excited state is very rapidly quenched. As no evidence was...
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The preparation and structure of Ge3F8 - a new mixed-valence fluoride of germanium, a convenient source of GeF2

21 August, 2014 - 05:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02265C, CommunicationAndrew L. Hector, Andrew Jolleys, William Levason, David Pugh, Gillian Reid
Ge3F8, the missing member of the series of mixed valence fluorides (GeF2)n[middle dot]GeF4, has been obtained by heating GeF4 with Ge. Sublimation of (GeF2)n[middle dot]GeF4 in vacuo provides a convenient source of GeF2.
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Unexpected metal ion-assisted transformations leading to unexplored bridging ligands in NiII coordination chemistry: the case of PO3F2- group

21 August, 2014 - 05:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02204A, CommunicationDespina Dermitzaki, Catherine P. Raptopoulou, Vassilis Psycharis, Albert Escuer, Spyros P. Perlepes, Theocharis C. Stamatatos
The bridging potency of the O-rich PO3F2- group in NiII/oximate chemistry has been studied leading to interesting coordination compounds and revealing an unprecedented PO3F2- to P2O5F22- in situ transformation.
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An iron(II) complex featuring [small kappa]3 and labile [small kappa]2-bound PNP pincer ligands - striking differences between CH2 and NH spacers

21 August, 2014 - 05:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01933D, CommunicationBernhard Bichler, Mathias Glatz, Berthold Stoger, Kurt Mereiter, Luis F. Veiros, Karl Kirchner
By changing the spacer between the pyridine and the PPh2 unit from CH2 to NH the cationic octahedral complex [Fe([small kappa]3-P,N,P-PNP)([small kappa]2-P,N-PNP)Cl]+ featuring a [small kappa]2-P,N bound PNP ligand instead of [Fe([small kappa]3-P,N,P-PNP)Cl2] is formed when FeCl2 is reacted with a PNP-Ph ligand.
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Lead and tin [small beta]-diketiminato amido/anilido complexes: competitive nucleophilic reactivity at the [small beta]-diketiminato [gamma]-carbon

21 August, 2014 - 05:54

Dalton Trans., 2014, 43,13803-13814
DOI: 10.1039/C4DT01714E, PaperLisa A.-M. Harris, Eric C. Y. Tam, Martyn P. Coles, J. Robin Fulton
Reactivity at the [gamma]-carbon of [small beta]-diketiminato ligands of tin and lead is competitive with terminal amido- and anilido ligands.
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Phosphine complexes of aluminium(III) halides - preparation and structural and spectroscopic systematics

21 August, 2014 - 05:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02051K, PaperJennifer Burt, William Levason, Mark E. Light, Gillian Reid
The synthesis, structures and spectroscopic characterisations of 4-, 5- and 6-coordinate phosphine complexes of aluminium(III) halides are described. Arsines in contrast form only 4-coordinate complexes.
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Magnetically stabilized Fe8([small mu ]4-S)6S8 clusters in Ba6Fe25S27

21 August, 2014 - 05:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01182A, PaperTimothy E. Stacey, Christopher K. H. Borg, Peter J. Zavalij, Efrain E. Rodriguez
We have prepared Ba6Fe25S27, and studied its magnetic properties and electronic structure. Using a combined DFT and molecular orbital based approach, we provide an interpretation of the bonding and stability within Ba6M25S27 (M = Fe, Co, Ni) and related M9S8 phases.
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A computational study of the mechanism for water oxidation by (bpc)(bpy)RuIIOH2

21 August, 2014 - 05:54

Dalton Trans., 2014, 43,13776-13782
DOI: 10.1039/C4DT02113D, PaperYing Wang, Marten S. G. Ahlquist
A mechanistic study on the catalytic cycle water oxidation with 1 [(bpc)(bpy)RuIIOH2]+ (Hbpc = 2,2[prime or minute]-bipyridine-6-carboxylic acid, bpy = 2,2[prime or minute]-bipyridine) is described in this paper.
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