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p-tert-Butylcalix[6]arene hexacarboxylic acid as host for Pb(II), Sr(II) and Ba(II)

Dalton Transactions - 29 August, 2014 - 07:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02182G, PaperMichael P. Schramm, Birendra Babu Adhikari, Xiang Zhao, Shahab Derakhshan
p-tert-Butylcalixarene hexacarboxylic acid initially binds with low symmetry, to later adopt a highly symmetric up-down alternating conformation in the presence of Pb, Sr or Ba. The conformational dynamics for the...
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Efficient halogen photoelimination from dibromo, dichloro and difluoro tellurophenes

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01751J, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Elisa I. Carrera, Dwight S. Seferos
Visible light induces photoreductive elimination of bromine, chlorine, and for the first time, fluorine from the tellurium center of 2,5-diphenyltellurophene.
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Complex perovskite oxide nanocrystals: low-temperature synthesis and crystal structure

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01376J, PerspectiveFederico A. Rabuffetti, Richard L. Brutchey
This Perspective reviews our recent efforts towards the low-temperature synthesis of complex perovskite oxide ABO3 (A = Sr, Ba; B = Ti, Zr) nanocrystals using the vapor diffusion sol-gel method and the determination of their room-temperature crystal structure.
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A new library of arsine, stibine-stabilized N-heterocyclic carbene palladium complexes: synthesis, structures and activities in C-C and C-N coupling reactions

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, 43,14114-14122
DOI: 10.1039/C4DT01773K, PaperJin Yang, Pinhua Li, Yicheng Zhang, Lei Wang
A series of N-heterocyclic carbene palladium complexes bearing AsPh3 and SbPh3 functions was synthesized and characterized. Furthermore, the catalytic activities of the complexes in the C-C and C-N coupling reactions were also investigated.
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Dinuclear [{(p-cym)RuCl}2([small mu ]-phpy)](PF6)2 and heterodinuclear [(ppy)2Ir([small mu ]-phpy)Ru(p-cym)Cl](PF6)2 complexes: synthesis, structure and anticancer activity

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01033G, CommunicationSuman Kumar Tripathy, Umasankar De, Niranjan Dehury, Satyanarayan Pal, Hyung Sik Kim, Srikanta Patra
Heterodinuclear Ir-Ru (2) with polypyridyl based phpy ligand shows autophagy induced cell death, whereas homodinuclear Ru-Ru (1) is inactive.
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Synthesis and dynamic behaviour of zwitterionic [M([small eta]6-C6H5-BPh3)(coe)2] (M = Rh, Ir) cyclooctene complexes

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02105C, PaperJesus J. Perez-Torrente, Marta Angoy, Daniel Gomez-Bautista, Adrian Palacios, M. Victoria Jimenez, F. Javier Modrego, Ricardo Castarlenas, Fernando J. Lahoz, Luis A. Oro
Hindered rotation about the metal-cyclooctene bond in bis-cyclooctene zwitterionic complexes results in an unusual equilibrium between two rotational isomers.
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The bonding situation in triethylchalcogenostiboranes - polarized single bonds vs. double bonds

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01940G, PaperStefan Heimann, Dieter Blaser, Christoph Wolper, Rebekka Haack, Georg Jansen, Stephan Schulz
The bonding situation in triethylchalcogenostiboranes Et3Sb[double bond, length as m-dash]E (E = S 1, Se 2) in the solid state was investigated by single crystal X-ray diffraction and by computational results. 1 and 2 show polarized Sb-E single bonds rather than [small pi]-interactions.
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Magnetic analysis of a tetranuclear octahedral high-spin cobalt(II) complex based on a newly derived magnetic susceptibility equation

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02014F, CommunicationHiroshi Sakiyama, Annie K. Powell
Here we report a versatile magnetic susceptibility equation for tetranuclear octahedral high-spin cobalt(II) complexes and a magnetic analysis for a tetranuclear defect cubane cobalt(II) complex based on this equation.
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N-Benzoylbenzamidinate complexes of aluminium: highly efficient initiators for the ring-opening polymerization of [varepsilon]-caprolactone

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02026J, PaperK. Bakthavachalam, Ashwene Rajagopal, N. Dastagiri Reddy
Mono and bis-chelate N-benzoylbenzamidinate aluminium complexes are found to be highly active initiators for polymerization of [varepsilon]-caprolactone and cyclohexene oxide.
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In situ powder X-ray diffraction study of the hydro-thermal formation of LiMn2O4 nanocrystallites

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01307G, PaperSteinar Birgisson, Kirsten Marie Ornsbjerg Jensen, Troels Lindahl Christiansen, Jon Fold von Bulow, Bo Brummerstedt Iversen
The reaction details for hydrothermal synthesis of LiMn2O4 nanocrystallites is revealed through in situ X-ray powder diffraction studies.
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Synthesis and structures of tris(2-pyridyl)aluminate sandwich compounds [{RAl(2-py[prime or minute])2}2M] (py[prime or minute] = 2-pyridyl, M = Ca, Mn, Fe)

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, 43,14045-14053
DOI: 10.1039/C4DT00951G, PaperRaul Garcia-Rodriguez, Thomas H. Bullock, Mary McPartlin, Dominic S. Wright
While neither the bridgehead group (R) nor remote ring Me-groups have any impact on metal coordination of tris(2-pyridyl) aluminate ligands [RAl(2-py[prime or minute])3]-, Me groups adjacent to the donor pyridyl-N atoms have a large effect on their ability to form sandwich arrangements.
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Synthesis and structural characterization of tris(2-mercapto-1-methylbenzimidazolyl)hydroborato cadmium halide complexes, {[TmMeBenz]Cd([small mu ]-Cl)}2 and [TmMeBenz]CdI: a rare example of cadmium in a trigonal bipyramidal sulfur-rich coordination envir

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, 43,13874-13882
DOI: 10.1039/C4DT01820F, PaperJoshua H. Palmer, Gerard Parkin
Whereas [TmMeBenz]CdI is a monomer akin to all other Group 12 [TmR]MX derivatives, the chloride complex, {[TmMeBenz]Cd([small mu ]-Cl)}2, exists as a dimer with Cl bridges.
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Silver ion enhanced C-H activation in Pt(II) hydroxo complexes

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, 43,13858-13864
DOI: 10.1039/C4DT01934B, PaperTracy L. Lohr, Warren E. Piers, Michael J. Sgro, Masood Parvez
Addition of stoichiometric Ag(I) salt to monomeric Pt(II) hydroxo complexes supported by a bulky diimine ligand results in significantly enhanced rates of C-H activation relative to the silver free systems.
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Proton conductive watery channels constructed by Anderson polyanions and lanthanide coordination cations

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01715C, PaperJun Miao, Yiwei Liu, Qun Tang, Danfeng He, Guocheng Yang, Zhan Shi, Shuxia Liu, Qingyin Wu
An ionic network based on Anderson POM featuring water chains in 1D channels exhibits outstanding proton conductivity.
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Na-doped Ni-rich LiNi0.5Co0.2Mn0.3O2 cathode material with both high rate capability and high tap density for lithium ion batteries

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01611D, PaperWeibo Hua, Jibin Zhang, Zhuo Zheng, Wenyuan Liu, Xihao Peng, Xiao-Dong Guo, Benhe Zhong, Yan-Jie Wang, Xinlong Wang
An as-prepared Na-doped Ni-rich LiNi0.5Co0.2Mn0.3O2 cathode material, Li0.97Na0.03Ni0.5Co0.2Mn0.3O2, successfully shows both high rate capability and high tap density.
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Tuning the electronic coupling in Mo2-Mo2 systems by variation of the coordinating atoms of the bridging ligands

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00786G, PaperYao Shu, Hao Lei, Ying Ning Tan, Miao Meng, Xiao Chun Zhang, Chun Y. Liu
Three [Mo2]-bridge-[Mo2] complexes with different coordinating atoms (O, N and S) on the bridging ligands were synthesized and studied in terms of electronic coupling between the two [Mo2] units.
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Assembly of symmetrical and unsymmetrical platinum(II) rollover complexes with bidentate phosphine ligands

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02080D, PaperLuca Maidich, Giuseppina Zuri, Sergio Stoccoro, Maria Agostina Cinellu, Antonio Zucca
The reaction of the cyclometalated rollover complex [Pt(bpy-H)(Me)(DMSO)] (bpy-H = cyclometalated 2,2[prime or minute]-bipyridine) with two diphosphines, dppm (1,1-bis(diphenylphosphino)methane) and dppe (1,2-bis(diphenylphosphino)ethane), was investigated.
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C-H activation and metalation at electrode surfaces: 2,3-dimethyl-1,4-dihydroxybenzene on Pd(pc) and Pd(111) studied by TLE, HREELS and DFT

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02137A, PaperAlnald Javier, Ding Li, Juan Cruz, Elizabeth Binamira-Soriaga, Perla B. Balbuena, Manuel P. Soriaga
The electrode-surface C-H activation and metalation of 2,3-dimethyl-1,4-dihydroxybenzene on Pd was investigated by electrochemistry, electron spectroscopy, and density functional theory. At high concentrations, formation of a (5,6-[small eta])-o-phenylene organopalladium surface compound was indicated.
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Role of morphology in the performance of LiFe0.5Mn1.5O4 spinel cathodes for lithium-ion batteries

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01809E, PaperM. P. Pico, I. Alvarez-Serrano, M. L. Lopez, M. L. Veiga
Different LiFe0.5Mn1.5O4 spinels are synthesized and characterized structurally and electrochemically to highlight the improvement of electrochemical behaviour with LiMn1.5Fe0.5O4/Li2MnO3 composite.
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Assignment of the oxidation states of Zr and Co in a highly reactive heterobimetallic Zr/Co complex using X-ray absorption spectroscopy (XANES)

Dalton Transactions - 29 August, 2014 - 07:54

Dalton Trans., 2014, 43,13852-13857
DOI: 10.1039/C4DT01534G, PaperJeremy P. Krogman, James R. Gallagher, Guanghui Zhang, Adam S. Hock, Jeffrey T. Miller, Christine M. Thomas
The ambiguous oxidation states in a highly reactive heterobimetallic Zr/Co complex have been assigned using XANES Co and Zr K-edge data and confirmed using computational methods.
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