Dalton Transactions

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Tailoring the magnetic properties and magnetorheological behavior of spinel nanocrystalline cobalt ferrite by varying annealing temperature

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6919-6924
DOI: 10.1039/C4DT00166D, PaperMichal Sedlacik, Vladimir Pavlinek, Petra Peer, Petr Filip
The magnetorheological performance of spinel cobalt ferrite nanoparticle suspensions increases with the particles' recrystallization achieved by varying the annealing temperature.
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Platinum(II)-phosphole complexes: synthesis and evaluation as enyne cycloisomerisation catalysts

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6728-6734
DOI: 10.1039/C3DT53588F, PaperKevin Fourmy, Sonia Mallet-Ladeira, Odile Dechy-Cabaret, Maryse Gouygou
cis-[Pt(TMP)2Cl2] is the most efficient of the series of platinum(II)-monophosphole complexes synthesized and used in various enyne cycloisomerisations.
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Flexible and monolithic zinc oxide bionanocomposite foams by a bacterial cellulose mediated approach for antibacterial applications

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6762-6768
DOI: 10.1039/C3DT52858H, PaperPeipei Wang, Jun Zhao, Ruifei Xuan, Yun Wang, Chen Zou, Zhiquan Zhang, Yizao Wan, Yan Xu
Monolithic and flexible ZnO/BC foams assembled through the mediation of bacterial cellulose exhibit excellent antimicrobial activity towards E. coli.
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Detection of host-guest interactions in clathrates of heterocyclic molecules adsorbed in a porous MOF with Cu2 cluster nodes via vibration spectra and magnetic properties

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6720-6727
DOI: 10.1039/C4DT00111G, PaperPing-Chun Guo, Tian-Yu Chen, Xiao-Ming Ren, Chen Xiao, Wanqin Jin
A 3-D MOF Cu2(EBTC)(H2O)2[middle dot][G] was used to encapsulate benzopyrrole, benzofuran and benzothiophene molecules. The host-guest interactions were studied via vibration spectra and magnetic susceptibility.
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Arsenate stabilized Cu2O nanoparticle catalyst for one-electron transfer reversible reaction

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6677-6683
DOI: 10.1039/C3DT53606H, PaperRamkrishna Sahoo, Soumen Dutta, Mukul Pradhan, Chaiti Ray, Anindita Roy, Tarasankar Pal, Anjali Pal
One electron transfer reaction for the reversible reduction of Eosin Y is catalyzed by a highly stable arsenate capped Cu2O hydrosol.
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Modulation of the electronic and spectroscopic properties of Zn(II) phthalocyanines by their substitution pattern

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6897-6908
DOI: 10.1039/C3DT53410C, PaperSevinc Z. Topal, Umit Isci, Ufuk Kumru, Devrim Atilla, Ayse G. Gurek, Catherine Hirel, Mahmut Durmus, Jean-Bernard Tommasino, Dominique Luneau, Savas Berber, Fabienne Dumoulin, Vefa Ahsen
Four octasubstituted zinc phthalocyanines with variations in attachment atom and substituent positions were selected for systematic investigation into their properties.
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MnOx-modified ZnAl-LDOs as high-performance adsorbent for the removal of methyl orange

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6667-6676
DOI: 10.1039/C3DT53597E, PaperYu Xin Zhang, Xiao Dong Hao, Tian Wang, Yu Xin Meng, Xu Han
In this work, MnOx modified ZnAl layered double oxides (M-LDO) nanocomposites were successfully prepared through an intercalation/reduction/calcination process. The as-prepared M-LDO adsorbents displayed excellent adsorption capacity and cycling stability for the removal of methyl orange.
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Syntheses, crystal structures and UV-visible absorption properties of five metal-organic frameworks constructed from terphenyl-2,5,2[prime or minute],5[prime or minute]-tetracarboxylic acid and bis(imidazole) bridging ligands

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6701-6710
DOI: 10.1039/C3DT53379D, PaperLiming Fan, Xiutang Zhang, Wei Zhang, Yuanshuai Ding, Weiliu Fan, Liming Sun, Yue Pang, Xian Zhao
Five novel coordination polymers based on terphenyl-2,5,2[prime or minute],5[prime or minute]-tetracarboxylic acid and bis(imidazole) bridging ligands.
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New oligogermane with a five coordinate germanium atom: the preparation of 1-germylgermatrane

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6605-6609
DOI: 10.1039/C3DT53523A, CommunicationKirill V. Zaitsev, Andrei V. Churakov, Oleg Kh. Poleshchuk, Yuri F. Oprunenko, Galina S. Zaitseva, Sergey S. Karlov
The first example of a hypercoordinate oligogermane was prepared and characterized.
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Growth mechanism and photocatalytic activity of self-organized N-doped (BiO)2CO3 hierarchical nanosheet microspheres from bismuth citrate and urea

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6631-6642
DOI: 10.1039/C3DT53383B, PaperFan Dong, Ting Xiong, Rui Wang, Yanjuan Sun, Yanke Jiang
A new growth mechanism was proposed for the self-organized N-doped (BiO)2CO3 hierarchical nanosheet microspheres with efficient and durable photocatalytic activity.
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C-Cl bond activation and catalytic hydrodechlorination of hexachlorobenzene by cobalt and nickel complexes with sodium formate as a reducing agent

9 April, 2014 - 19:17

Dalton Trans., 2014, 43,6660-6666
DOI: 10.1039/C3DT52985A, PaperJunye Li, Xiaoyan Li, Lin Wang, Qingping Hu, Hongjian Sun
A benzyne cobalt complex, Co([small eta]2-C6Cl4)(PMe3)3 (2), was generated from the reaction of hexachlorobenzene with 2 equiv. of Co(PMe3)4 through selective activation of two C-Cl bonds of hexachlorobenzene.
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New perspectives in hydrogen storage based on RCH2NH2/RCN couples

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6283-6286
DOI: 10.1039/C3DT53583E, FrontierM. Grellier, S. Sabo-Etienne
A possible LOHC facility from an amine/nitrile couple.
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Stereoselective formation of a meso-diruthenium(II,II) complex and tuning the properties of its monoruthenium analogues

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6567-6577
DOI: 10.1039/C4DT00112E, PaperAmlan K. Pal, Garry S. Hanan
Ruthenium(II) complexes of strong [sigma]-donating ligands have been synthesized and characterized by various analytical techniques including DFT and TD-DFT calculations. Due to unique design of a bis(bidentate) ligand, the meso-diruthenium(II,II) complex was isolated with high diastereoselectivity.
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A series of NiII-flavonolate complexes as structural and functional ES (enzyme-substrate) models of the NiII-containing quercetin 2,3-dioxygenase

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6480-6489
DOI: 10.1039/C3DT53349B, PaperYing-Ji Sun, Qian-Qian Huang, Jian-Jun Zhang
[NiIILR(fla)] (LRH = 2-{[bis(pyridin-2-ylmethyl)amino]methyl}-p/m-R-benzoic acid, R = OMe(1), Me(2), Br(4), and NO2(5), fla = flavonolate) are reported as ES models of NiII-2,3-QD, which exhibit higher enzyme-type reactivity and structure-reactivity relationship.
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Aqueous complexation of citrate with neodymium(III) and americium(III): a study by potentiometry, absorption spectrophotometry, microcalorimetry, and XAFS

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6446-6454
DOI: 10.1039/C4DT00343H, PaperM. Alex Brown, A. Jeremy Kropf, Alena Paulenova, Artem V. Gelis
A new light is shed on the complexation of citric acid and the f-elements with regards to nuclear fuel reprocessing.
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Swift photoswitching in a binuclear Zn(II) metallacycle relative to a salen-type ligand

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6365-6376
DOI: 10.1039/C4DT00248B, PaperAmit Kumar, Rampal Pandey, Rakesh Kumar Gupta, Veenu Mishra, Shaikh M. Mobin, Daya Shankar Pandey
The photoswitching behavior of a new Schiff base ligand (H2L) and its binuclear zinc(II) metallacycle (1) have been described. Spectral, electrochemical and theoretical studies revealed that trans/cis isomerisation in 1 ([similar]5.0 sec) is rapid relative to H2L ([similar]25 sec).
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Long range charge transfer in trimetallic mixed-valence iron complexes mediated by redox non-innocent cyanoacetylide ligands

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6291-6294
DOI: 10.1039/C4DT00614C, CommunicationJosef B. G. Gluyas, Andrew J. Boden, Samantha G. Eaves, Herrick Yu, Paul J. Low
A redox active 9-atom, 10-bond -C[triple bond, length as m-dash]C-C[triple bond, length as m-dash]N{Fe(dppx)2}N[triple bond, length as m-dash]C-C[triple bond, length as m-dash]C- bridge is shown to be effective at promoting electron transfer between metal centres separated by some 15 A.
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Probing interactions through space using spin-spin coupling

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6548-6560
DOI: 10.1039/C4DT00408F, PaperMartin W. Stanford, Fergus R. Knight, Kasun S. Athukorala Arachchige, Paula Sanz Camacho, Sharon E. Ashbrook, Michael Buhl, Alexandra M. Z. Slawin, J. Derek Woollins
A series of eight 5-(TeAr)-6-(SePh)acenaphthenes (Ar = aryl) were prepared and structurally characterised by X-ray crystallography, solution and solid-state NMR spectroscopy and DFT/B3LYP calculations.
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Synthesis, crystal structure and EPR spectroscopic analysis of novel copper complexes formed from N-pyridyl-4-nitro-1,8-naphthalimide ligands

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6468-6479
DOI: 10.1039/C3DT53323A, PaperJonathan A. Kitchen, Paulo N. Martinho, Grace G. Morgan, Thorfinnur Gunnlaugsson
The synthesis of two new monodentate pyridyl based 4-nitro-1,8-naphthalimide ligands and their corresponding Cu-complexes (using various salts) is described. Of these, complexes 1-3 and 5, all gave rise to structures that were characterised by X-ray crystallography and EPR.
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A homoleptic [small eta]2 hydroxylaminato CeIV complex with S4 symmetry

7 April, 2014 - 18:54

Dalton Trans., 2014, 43,6300-6303
DOI: 10.1039/C4DT00287C, CommunicationWalter L. Dorfner, Patrick J. Carroll, Eric J. Schelter
An electron rich, air-stable hydroxylamine ligand and a strongly stabilized cerium(IV) hydroxylaminato complex are described.
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