Dalton Transactions

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Coexistence of Interconnected and Interweaved Double Helixes in an Octamolybdate-based Compound: Synthesis, Structure, and Photocatalytic Properties

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02106A, PaperWenlong Sun, Chunjing Zhang, Huiyuan Ma, Haijun Pang, Shaobin Li
By choosing V-shaped ligands, Cu2+ cations and isopolymolybdates as starting materials, a novel double helical compound [Cu(H2O)(bimb)]2[[small beta]-Mo8O26] (1) (bimb = 1,3-bis(1-imidazoly)benzene), has been hydrothermally synthesized and characterized by elemental analyses,...
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Magnetic Mesoporous Silica Nanoparticles for Potential Delivery of Chemotherapeutic Drugs and Hyperthermia

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01984A, PaperCuilian Tao, Yufang Zhu
Magnetic mesoporous silica (MMS) nanoparticles with controllable magnetization have been synthesized by encapsulating Fe3O4 nanoparticles in mesoporous silica matrix. The structure, magnetic heating capacity and dug delivery ability of MMS...
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C-H bond activation and S-atom transfer from cobalt(III) thiolate and isothiocyanate complexes

27 August, 2014 - 07:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01823K, PaperHongwei Xu, Paul G. Williard, Wesley H. Bernskoetter
The anionic ligand of cis,mer-(PMe3)3Co(CH3)2X controls competitive reductive C-C bond elimination, C-H bond cyclometallation, and S-atom transfer reactivity.
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Computational evaluation of tris(carbene)borate donor properties in {NiNO}10 complexes

27 August, 2014 - 07:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01426J, PaperRuth A. Juarez, Wei-Tsung Lee, Jeremy M. Smith, Haobin Wang
A computational methodology for delineating the donor strength of tripodal ligands has been established, as applied to tris(carbene)borate {NiNO}10 complexes. The accessibility of nickel(IV) nitrides via oxygen atom abstraction is also investigated.
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Iron(III) complexes of tripodal tetradentate 4N ligands as functional models for catechol dioxygenases: the electronic vs. steric effect on extradiol cleavage

27 August, 2014 - 07:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C3DT52145A, PaperMani Balamurugan, Prabha Vadivelu, Mallayan Palaniandavar
The extradiol (E) to intradiol (I) product selectivity (E/I, 0.1-2.0) depends upon the asymmetry in bidentate coordination of catecholate, as determined by the stereoelectronic properties of the ligands.
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Metal-organic frameworks based on [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid ligand: syntheses, structures and magnetic properties

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02342K, PaperHongwei Hou, Xiaofeng Lv, Lu Liu, Chao Huang, Li'an Guo, Jie Wu, yaoting Fan
The solvothermal reactions of [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracar-boxylic acid (H4TPTA) with transition metal cations afford five novel coordination polymers in the presence of three pyridine ligands (4,4[prime or minute]-bipy = 4,4[prime or minute]-bipyridine, 2,2[prime or minute]-bipy = 2,2[prime or minute]-bipyridine and...
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Non-covalent interactions in coinage metal complexes of 1,2,4-triazole-based N-heterocyclic carbenes

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01994F, PaperJan Turek, Illia Panov, Petr Svec, Zdenka Ruzickova, Ales Ruzicka
Seven coinage metal(I) complexes bearing two different triazole-based N-heterocyclic carbene (NHC) ligands, [1-tert-butyl-4-{2-[(N,N-dimethylamino)methyl]phenyl}-3-phenyl-1H-1,2,4-triazol-4-ium-5-ide and 1-tert-butyl-4-(4-methylphenyl)-3-phenyl-1H-1,2,4-triazol-4-ium-5-ide] were synthesized and fully characterized in solution by NMR spectroscopy as well as in solid...
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Hydrogen and Halogen bonding in a concert act of anion recognition: Fˉ induced atmospheric CO2 uptake by an iodophenyl functionalized simple urea receptor

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00940A, PaperRomen Chutia, Gopal Das
Two simple urea based para-halo substituted [Iodo (L1) and Bromo (L2)] acyclic receptors have been extensively studied as a receptor for various anions. The receptors L1 efficiently uptake atmospheric CO2...
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Dihaloborenium cations stabilized by a four-membered N-heterocyclic carbene: Electron deficiency compensation by asymmetric structural changes

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01210K, CommunicationDragoslav Vidovic, Madelyn Tay, Balasubramanian Murugesapandian, Ganguly Rakesh, Rei Kinjo, Yunpeng Lu
The synthesis, characterization and x-ray analysis of dichloro- and dibromo-borenium cations stabilized by a 4-membered carbene are reported. The ligand's structural changes, atypical for similar systems, were caused by coordination...
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Significantly Enhanced Dehydrogenation Properties of Calcium Borohydride Combined with Urea

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01355G, CommunicationHailiang Chu, Shujun Qiu, Lin Liu, Yongjin Zou, Cuili Xiang, Huanzhi Zhang, Fen Xu, Lixian Sun, Huai-Ying Zhou, Guotao Wu
Interaction of [BHx]- and [NHx]-containing species gives rise of molecular hydrogen and the establishment of B-N bond. Up to now, Metal amides and ammonia are the commonly used [NHx] sources....
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New Insight Into Modulated Up-conversion Luminecent Silica Nanotubes as Efficient Adsorbents for Colored Effluents

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01552E, PaperXuejiao Li, Zhiyao Hou, Yang Zhang, Guo Zhang, Jianshe Lian, Jun Lin
We report a simple and easy method to fabricate silica nanotubes (SNTs) with multicolor upconversion luminescence by single-nozzle electrospinning based on phase separation effect without any templates. Multicolor upconversion nanocrystals...
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Synthesis and physical properties of layered BaxCoO2

27 August, 2014 - 07:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01674B, PaperJinfeng Liu, Xiangyang Huang, Danfeng Yang, Guisheng Xu, Lidong Chen
A layered cobaltite BaxCoO2(x = 0.19, 0.28, 0.30, 0.33) has been synthesized by an ion exchange technique from the layered NaxCoO2 precursors. The phase composition and physical properties were investigated....
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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

27 August, 2014 - 07:17
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

27 August, 2014 - 07:17
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

27 August, 2014 - 07:17
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

27 August, 2014 - 07:17
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

27 August, 2014 - 07:17
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

27 August, 2014 - 07:17
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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The preparation and structure of Ge3F8 - a new mixed-valence fluoride of germanium, a convenient source of GeF2

27 August, 2014 - 07:17

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

27 August, 2014 - 07:17

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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