Dalton Transactions

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Facile tandem Suzuki coupling/transfer hydrogenation reaction with a bis-heteroscorpionate Pd-Ru complex

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16597-16600
DOI: 10.1039/C4DT02465F, CommunicationNiranjan Dehury, Suman Kumar Tripathy, Anupam Sahoo, Niladri Maity, Srikanta Patra
A bis-heteroscorpionate Pd-Ru complex (1) is developed which shows efficient tandem Suzuki coupling/transfer hydrogenation reaction towards a broad range of substrates.
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Ammonia-mediated, large-scale synthesis of ammonia borane

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16580-16583
DOI: 10.1039/C4DT02467B, CommunicationP. Veeraraghavan Ramachandran, Hitesh Mistry, Ameya S. Kulkarni, Pravin D. Gagare
The presence of NH3 allows a high concentration, ambient temperature synthesis of ammonia borane from sodium borohydride in air using reagent-grade THF.
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Lattice water molecules tuned spin-crossover for an iron(II) complex with thermal hysteresis

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16937-16942
DOI: 10.1039/C4DT02587C, PaperYang-Hui Luo, Li-Jing Yang, Qing-Ling Liu, Yang Ling, Wei Wang, Bai-Wang Sun
A new iron(II) complex based on the 4,4[prime or minute]-dimethyl-2,2[prime or minute]-bipyridine ligand [Fe(4,4[prime or minute]-dmbpy)3(ClO4)(SCN)[middle dot]3H2O (1[middle dot]3H2O)] has been prepared and characterized.
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2-(1-Aryliminoethyl)-9-arylimino-5,6,7,8-tetrahydrocycloheptapyridyl iron(II) dichloride: synthesis, characterization, and the highly active and tunable active species in ethylene polymerization

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16818-16829
DOI: 10.1039/C4DT02102A, PaperFang Huang, Qifeng Xing, Tongling Liang, Zygmunt Flisak, Bin Ye, Xinquan Hu, Wenhong Yang, Wen-Hua Sun
The title complexes showed high activities towards ethylene polymerization, producing linear polyethylenes.
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Mitochondria-targeting phosphorescent iridium(III) complexes for living cell imaging

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16872-16879
DOI: 10.1039/C4DT00823E, PaperQingqing Zhang, Rui Cao, Hao Fei, Ming Zhou
Two phosphorescent iridium(III) complexes conjugated to a lipophilic triphenylphosphonium cation showed high mitochondria-specificity and excellent anti-photobleachability under continuous laser irradiation.
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A new bulky iminophosphonamide as an N,N[prime or minute]-chelating ligand: synthesis and structural characterization of heteroleptic group 13 element complexes

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16880-16888
DOI: 10.1039/C4DT02637C, PaperBilla Prashanth, Sanjay Singh
A dimeric aluminium dihydride and a cationic aluminium complex including other group 13 dihalides supported with iminophosphonamides are reported.
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Ferrocene phosphane-heteroatom/carbon bidentate ligands in asymmetric catalysis

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16557-16579
DOI: 10.1039/C4DT01784F, PerspectiveStefan Toma, Jana Csizmadiova, Maria Meciarova, Radovan Sebesta
A review of chiral ferrocene ligands featuring a combination of phosphorus and other elements as donor atoms in the asymmetric catalysis.
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Sodium thiosulfate-assisted synthesis of NiS2 nanostructure by using nickel(II)-Salen precursor: optical and magnetic properties

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16745-16753
DOI: 10.1039/C4DT02232G, PaperRaziyeh Akbarzadeh, Hossein Dehghani, Fatemeh Behnoudnia
A NiS2 nanostructure with a protective layer of Ni2+ and SO42- ions around it has been successfully synthesized using the Ni(II)-Salen complex via a simple solvothermal approach in the presence of anhydrous sodium thiosulfate (Na2S2O3) as sulfur source and stabilizer.
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Transformation of a layered perovskite to a defect perovskite via cooperative Li-insertion and O/N substitution

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16830-16837
DOI: 10.1039/C4DT02335H, PaperJung-Mi Kim, Young-Il Kim, Chee-Sung Park, Cheol-Hee Park
Defect perovskite oxynitride via intercalative conversion of layered oxide.
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Structural evolvement and thermoelectric properties of Cu3-xSnxSe3 compounds with diamond-like crystal structures

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16788-16794
DOI: 10.1039/C4DT01457J, PaperJing Fan, Walter Schnelle, Iryna Antonyshyn, Igor Veremchuk, Wilder Carrillo-Cabrera, Xun Shi, Yuri Grin, Lidong Chen
When the composition changes from a Cu-rich to a Sn-rich one, Cu3-xSnxSe3 shows a metal-to-semiconductor transition with increasing x.
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A family of novel Mn3Ln4 clusters displaying single-molecule magnet behavior

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16737-16744
DOI: 10.1039/C4DT01816H, PaperHui Chen, Cheng-Bing Ma, Ming-Qiang Hu, Hui-Min Wen, Chang-Neng Chen
A family of novel Mn3Ln4 clusters: single-molecule magnets and the first structurally characterized 3d/4f clusters containing the 3-methyloxysalicylaldoximate ligand.
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Controllable synthesis of Ni/SiO2 hollow spheres and their excellent catalytic performance in 4-nitrophenol reduction

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16911-16918
DOI: 10.1039/C4DT02385D, PaperZhongyi Niu, Shenghuan Zhang, Yanbo Sun, Shili Gai, Fei He, Yunlu Dai, Lei Li, Piaoping Yang
Hierarchical Ni nanoparticle supported silica hollow microspheres were synthesized by a unique and simple two-step method. Excellent catalytic activity in the reduction of 4-nitrophenol can be achieved on the catalysts.
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A distinguishable photovoltaic performance on dye-sensitized solar cells using ruthenium sensitizers with a pair of isomeric ancillary ligands

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16601-16604
DOI: 10.1039/C4DT01832J, CommunicationBin-Bin Ma, Yu-Xin Peng, Tao Tao, Wei Huang
A pair of isomeric ruthenium sensitizers BM1 and BM2, having TIP based ancillary ligands with a 9-phenylcarbazole tail at the [small alpha] or [small beta] position of the thiophene unit, shows a distinguishable photovoltaic performance on DSCs (PCEs: 7.33% and 5.33% for BM1 and BM2 as compared with 6.07% for the standard N3-dye).
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pH-induced Dy4 and Dy10 cluster-based 1D chains with different magnetic relaxation features

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16838-16845
DOI: 10.1039/C4DT02427C, PaperZhi-Lei Wu, Jie Dong, Wei-Yan Ni, Bo-Wen Zhang, Jian-Zhong Cui, Bin Zhao
Two novel [Dy4] and [Dy10] cluster-based 1D chains (1 and 2) were structurally and magnetically characterized, exhibiting different magnetic relaxation behaviors. The results revealed that the different pH values induced large structural and magnetic changes of 1 and 2, and this has rarely been reported in polynuclear Dy-clusters.
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The mechanism of transition-metal (Cu or Pd)-catalyzed synthesis of benzimidazoles from amidines: theoretical investigation

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16769-16779
DOI: 10.1039/C4DT01944J, PaperJuan Li, Honghong Gu, Caihong Wu, Lijuan Du
In this study, the Cu(OAc)2- and [PdCl2(PhCN)2]-catalyzed syntheses of benzimidazoles from amidines were theoretically investigated using density functional theory calculations.
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Polymorphism dependent light induced spin transition

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16584-16587
DOI: 10.1039/C4DT02421D, CommunicationIvan Salitros, Lukas Pogany, Mario Ruben, Roman Boca, Wolfgang Linert
Polymorphism dependent photomagnetism was studied in low spin 1A and 1B polymorphs of mononuclear 10 iron(II) spin transition compound [Fe(L)2](BF4)2.
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Blue-shift of Eu2+ emission in (Ba,Sr)3Lu(PO4)3:Eu2+ eulytite solid-solution phosphors resulting from release of neighbouring-cation-induced stress

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16800-16804
DOI: 10.1039/C4DT02319F, PaperZiyuan Wang, Zhiguo Xia, Maxim S. Molokeev, Victor V. Atuchin, QuanLin Liu
An observed blue-shift of Eu2+ emission in (Ba,Sr)3Lu(PO4)3:Eu2+ phosphors is explained by the release of neighboring-cation-induced stress in disordered Ba2+/Sr2+/Ln3+ sites.
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Four new trinuclear {Cu3([small mu ]3-OH)(oximate)3}2+ clusters: crystal structure and magnetic behaviour

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16919-16927
DOI: 10.1039/C4DT02215G, PaperSaskia Speed, Merce Font-Bardia, M. Salah El Fallah, Ramon Vicente
Four new triangular copper(II) complexes with the fragment {Cu3([small mu ]3-OH)(oximate)3}2+ are reported. They exhibit strong antiferromagnetic coupling and antisymmetric exchange interaction.
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Catalytic water oxidation based on Ag(I)-substituted Keggin polyoxotungstophosphate

28 October, 2014 - 21:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01538J, PaperYing Cui, Lei Shi, Yanyi Yang, Wansheng You, Lancui Zhang, Zaiming Zhu, Meiying Liu, Licheng Sun
A Ag(I) complex formulated as [H3AgI(H2O)PW11O39]3- is formed in aqueous solution. It can be oxidized by S2O82-, dominantly generating a dark green Ag(II) complex [H3AgII(H2O)PW11O39]2- and a small amount of Ag(III) complex [H3AgIIIOPW11O39]3-, simultaneously evolving O2.
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[Dy(acac)3(dppn)][middle dot]C2H5OH: construction of a single-ion magnet based on the square-antiprism dysprosium(III) ion

28 October, 2014 - 21:54

Dalton Trans., 2014, 43,16659-16665
DOI: 10.1039/C4DT01956C, PaperGong-Jun Chen, Yang Zhou, Guo-Xia Jin, Yu-Bin Dong
The present work reports a new mononuclear Dy(III) complex [Dy(acac)3(dppn)][middle dot]C2H5OH (1) (acac = acetylacetone, dppn = benzo[i]dipyrido-[3, 2-a:2[prime or minute],3[prime or minute]-c]phenazine).
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