Dalton Transactions
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Novel access to carbodiphosphoranes in the coordination sphere of group 10 metals: template synthesis and protonation of PCP pincer carbodiphosphorane complexes of C(dppm)2
DOI: 10.1039/C2DT11949H, PaperChristian Reitsamer, Silvia Stallinger, Walter Schuh, Holger Kopacka, Klaus Wurst, Dagmar Obendorf, Paul Peringer
The pincer carbodiphosphorane complexes [M(Cl)(C(dppm)2-[small kappa]3P,C,P)]Cl are synthesized from MCl2, dppm and CS2 as the source of the central CDP carbon.
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How big is a Cp? Cycloheptatrienyl zirconium complexes with bulky cyclopentadienyl and indenyl ligands
DOI: 10.1039/C2DT12132H, PaperAndreas Glockner, Heiko Bauer, Miyuki Maekawa, Thomas Bannenberg, Constantin G. Daniliuc, Peter G. Jones, Yu Sun, Helmut Sitzmann, Matthias Tamm, Marc D. Walter
Sterically demanding alkyl substituted [([small eta]7-C7H7)Zr(Cp)] and [([small eta]7-C7H7)Zr(Ind)] complexes were synthesised and the steric demand was evaluated using cone angle measurements.
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Kinetics and mechanism of the reactions of Au(III) complexes with some biologically relevant molecules
DOI: 10.1039/C2DT11843B, PaperAna Djekovic, Biljana Petrovic, Zivadin D. Bugarcic, Ralph Puchta, Rudi van Eldik
The substitution reactions of the [AuCl(dien)]2+, [AuCl(terpy)]2+, [AuCl2(bipy)]+ and [AuCl2(dach)]+ complexes with the biologically relevant ligands L-His, Ino, 5[prime or minute]-IMP and 5[prime or minute]-GMP were studied in 25 mM Hepes buffer (pH = 7.2) in the presence of NaCl by the stopped-flow technique.
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Luminescent coordination polymeric gels based on rigid terpyridyl phosphine and Ag(I)
Dalton Trans., 2012, Accepted Manuscript
DOI: 10.1039/C2DT00035K, CommunicationXin Tan, Xue Chen, Jianyong Zhang, Cheng-Yong Su
Rigid bridging terpyridyl phosphine and AgOTf form nanofibres to induce gelation of organic solvents, and the gel emits blue luminescence by suppressing [small pi]-[small pi] interactions between ligands.
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DOI: 10.1039/C2DT00035K, CommunicationXin Tan, Xue Chen, Jianyong Zhang, Cheng-Yong Su
Rigid bridging terpyridyl phosphine and AgOTf form nanofibres to induce gelation of organic solvents, and the gel emits blue luminescence by suppressing [small pi]-[small pi] interactions between ligands.
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Efficient Extraction of Rh(III) from Nitric Acid Medium Using a Hydrophobic Ionic Liquid
Dalton Trans., 2012, Accepted Manuscript
DOI: 10.1039/C2DT30089C, CommunicationThomas James Bell, Prof. Yasuhisa Ikeda
Rhodium (III) has been successfully extracted from an aqueous nitric acid solution using a hydrophobic ammonium based ionic liquid and CMPO or TODGA as extractant. This result has significant potential...
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DOI: 10.1039/C2DT30089C, CommunicationThomas James Bell, Prof. Yasuhisa Ikeda
Rhodium (III) has been successfully extracted from an aqueous nitric acid solution using a hydrophobic ammonium based ionic liquid and CMPO or TODGA as extractant. This result has significant potential...
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Two Isomorphous Mn(II) and Co(II) 5-Amino-Tetrazolate Coordination Polymers with Magnetic [capital Delta]-Chain: Crystal Structures and Magnetic Properties
Dalton Trans., 2012, Accepted Manuscript
DOI: 10.1039/C2DT12495E, PaperDong-Sheng Liu, yan sui, Tiangwei Wang, Chang-Cang Huang, JianZhong Chen, Xiaozeng You
Two 2-D layer structural isomorphous CoII and MnII compounds contain magnetic [capital Delta]-chains and present an unprecedented (3,6)-connected topological nets. Magnetic investigations indicate that CoII compound exhibits not only spin canting...
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DOI: 10.1039/C2DT12495E, PaperDong-Sheng Liu, yan sui, Tiangwei Wang, Chang-Cang Huang, JianZhong Chen, Xiaozeng You
Two 2-D layer structural isomorphous CoII and MnII compounds contain magnetic [capital Delta]-chains and present an unprecedented (3,6)-connected topological nets. Magnetic investigations indicate that CoII compound exhibits not only spin canting...
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Sequential self-assembly in metal-organic frameworks
DOI: 10.1039/C2DT12103D, PerspectiveBrandon J. Burnett, Wonyoung Choe
This perspective discusses the use of sequential self-assembly in the construction of metal-organic frameworks through the systematic insertion, replacement, and removal of organic structural building units.
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Functional porphyrinic metal-organic frameworks: crystal engineering and applications
DOI: 10.1039/C2DT11989G, PerspectiveChao Zou, Chuan-De Wu
The recent development on the synthesis strategies and applications of metalloporphyrinic metal-organic frameworks are summarized.
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Tuning redox potentials of bis(imino)pyridine cobalt complexes: an experimental and theoretical study involving solvent and ligand effects
DOI: 10.1039/C2DT12195F, PaperC. Moyses Araujo, Mark D. Doherty, Steven J. Konezny, Oana R. Luca, Alex Usyatinsky, Hans Grade, Emil Lobkovsky, Grigorii L. Soloveichik, Robert H. Crabtree, Victor S. Batista
CV measurements and DFT/B3LYP calculations show that in solution a series of (NNN)CoCl2 complexes exist in equilibrium with [(NNN)2Co][CoCl4] which exhibit CoII/III oxidation potentials spanning nearly 750 mV in acetonitrile.
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EPR and speciation simulation study of Cu2+ complexes in an amine-based aqueous precursor system used for preparation of superconducting YBCO coatings
DOI: 10.1039/C2DT11639A, PaperPetra Lommens, Jonas Feys, Henk Vrielinck, Klaartje De Buysser, Gerrit Herman, Freddy Callens, Isabel Van Driessche
Speciation simulation, complexometric pH titrations and electron paramagnetic resonance spectra are presented for an aqueous, triethanolamine based Cu2+ precursor ink used for deposition of YBa2Cu3O7-[small delta] superconducting coatings.
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Super reduced Fe4S4 cluster of Balch's dithiolene series
DOI: 10.1039/C2DT12184K, PaperAmeerunisha Begum, Golam Moula, Moumita Bose, Sabyasachi Sarkar
A super reduced Fe4S4 cluster with a sulfur based radical (1) which evolves H2S on treatment with acid under ambient conditions has been synthesized and characterized. The EPR spectrum of 1 resembles the CO inhibited, reduced Fe-S cluster of Clostridium pasteurianum W5 hydrogenase and the Fe4S4 center of the wild-type enzyme, IspH treated with HMBPP or IPP.
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Preparation and Electrochemistry of Pd-Ni / Si Nanowire Nanocomposite Catalytic Anode for Direct Ethanol Fuel Cell
Dalton Trans., 2012, Accepted Manuscript
DOI: 10.1039/C2DT12486F, PaperFengjuan Miao, Bairui Tao
A new silicon-based anode suitable for direct ethanol fuel cells (DEFCs) is described. Pd-Ni nanoparticles are coated on Si nanowires (SiNWs) as the catalytic materials by electroless co-plating. The electrocatalytic...
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DOI: 10.1039/C2DT12486F, PaperFengjuan Miao, Bairui Tao
A new silicon-based anode suitable for direct ethanol fuel cells (DEFCs) is described. Pd-Ni nanoparticles are coated on Si nanowires (SiNWs) as the catalytic materials by electroless co-plating. The electrocatalytic...
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Metal complexes as templates: syntheses, structures, and luminescent properties of two zinc phosphonocarboxylates with ABW-zeolite topology
DOI: 10.1039/C2DT12060G, PaperZhenxia Chen, Haiyang Yang, Mingli Deng, Yun Ling, Linhong Weng, Yaming Zhou
Two novel ABW-type zinc phosphonocarboxylates, Zn3(pbc)2(bpy)(H2O)[middle dot]H2O and Zn2(pbc)2[middle dot]Zn(bpy)(H2O)4[middle dot]2H2O (pbc = 4-phosphono-benzoic acid, bpy = 2,2[prime or minute]-bipyridine), were synthesized and structurally characterized.
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A copper thiolate centre for electron transfer: mononuclear vs. dinuclear complexes
DOI: 10.1039/C2DT12355J, CommunicationMarcello Gennari, Jacques Pecaut, Marie-Noelle Collomb, Carole Duboc
A rare mononuclear alkyldithiolate CuII complex characterized by a reversible CuII/CuI redox couple, compared with its bis([small mu ]-thiolato) dicopper parent complex.
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Direct reaction of iodine-activated lanthanoid metals with 2,6-diisopropylphenol
DOI: 10.1039/C2DT11752E, PaperShima Hamidi, Glen B. Deacon, Peter C. Junk, Paul Neumann
Rare earth metals activated with ca. 2% iodine react directly with 2,6-diisopropylphenol (HOdip) in donor solvents to give solvated phenolate complexes [Ln(Odip)3(solvent)n] in good yield for Ln = La, Nd, Eu but modest yield for smaller Ln metals under comparable conditions.
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Adjustable structure transition and improved gases (H2, CO2) adsorption property of metal-organic framework MIL-53 by encapsulation of BNHx
DOI: 10.1039/C2DT12463G, CommunicationXiaoliang Si, Jian Zhang, Fen Li, Chengli Jiao, Shuang Wang, Shuang Liu, Zhibao Li, Huaiying Zhou, Lixian Sun, Fen Xu
The structure transition of flexible MOF (MIL-53) has been controlled by encapsulating different content of BNHx. Hydrogen and carbon dioxide adsorption properties are also improved by incorporating BNHx.
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The unprecedented preparation of dinuclear zinc(II) complexes from 4-halido-2-[(3-cyclohexylaminopropylimino)methyl]phenol
DOI: 10.1039/C1DT11566A, PaperZhong-Lu You, Mei Zhang, Dong-Mei Xian
The solvothermal reaction of 4-halido-2-[(3-cyclohexylaminopropylimino)methyl]phenol with zinc(II) acetate in methanol afforded two isostructural dinuclear zinc(II) complexes with novel ligands bearing the unexpected, newly formed carbon-nitrogen single bond.
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Site selectivity and reversibility in the reactions of titanium hydrazides with Si-H, Si-X, C-X and H+ reagents: Ti[double bond, length as m-dash]N[small alpha] 1,2-silane addition, N[small beta] alkylation, N[small alpha] protonation and [sigma]-bond met
DOI: 10.1039/C2DT12359B, PaperPei Jen Tiong, Ainara Nova, Andrew D. Schwarz, Jonathan D. Selby, Eric Clot, Philip Mountford
A comprehensive combined experimental and computational comparative study of the reactions of titanium hydrazido and imido compounds with silanes, alkyl halides and [Et3NH][BPh4] is reported.
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Tetrapodal amidoxime ligands I. Coordination isomerism due to self-complementary dimerization of a pyramidal cobalt(III) coordination module
DOI: 10.1039/C2DT11847E, PaperJohn P. Boyd, Elisabeth Irran, Andreas Grohmann
A new type of hydrogen bond-reinforced tetrapodal pentadentate ligand is introduced. In its cobalt(III) compound, self-complementary dimerization and partial deprotonation are observed under acidic conditions.
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Formation and stability of molybdenum-tellurium oxides MoTeO5, Mo2TeO8, Mo3TeO11 and MoTe2O7 in the gas phase. Quantum chemical and mass spectrometry determination of standard enthalpy of formation
DOI: 10.1039/C1DT11529D, PaperE. Berezovskaya, E. Milke, M. Binnewies
Four new compounds, gaseous molybdenum-tellurium oxides, were characterised by means of mass spectrometry and quantum chemical calculations.
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