Dalton Transactions

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Restraining the motion of a ligand for modulating the structural phase transition in two isomorphic polar coordination polymers

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9008-9011
DOI: 10.1039/C4DT00675E, CommunicationBao-Ying Wang, Wei-Jian Xu, Wei Xue, Rui-Biao Lin, Zi-Yi Du, Dong-Dong Zhou, Wei-Xiong Zhang, Xiao-Ming Chen
A structural phase transition induced by ligand motion was found and tuned in two new polar coordination polymers, providing a new clue for modulating phase transition behaviour in known materials.
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Constructing bis(porphyrinato) rare earth double-decker complexes involving N-confused porphyrin

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9152-9157
DOI: 10.1039/C4DT00216D, PaperYuehong Zhang, Wei Cao, Kang Wang, Jianzhuang Jiang
The first sandwich-type heteroleptic bis(porphyrinato) rare earth complexes involving N-confused porphyrin ligand in the form of MIII(HNTClPP)(TBPP) (M = La, Pr) (1, 2) have been prepared and structurally characterized.
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Unexpected bond activations promoted by palladium nanoparticles

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9038-9044
DOI: 10.1039/C3DT53649A, PaperA. M. Lopez-Vinasco, I. Favier, C. Pradel, L. Huerta, I. Guerrero-Rios, E. Teuma, M. Gomez, E. Martin
The partial cleavage of C-S and C-P bonds for thioether-phosphines is favoured during PdNP formation in the presence of dihydrogen.
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Photoluminescence and EPR studies on Fe3+ doped ZnAl2O4: an evidence for local site swapping of Fe3+ and formation of inverse and normal phase

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9313-9323
DOI: 10.1039/C4DT00741G, PaperNimai Pathak, Santosh K. Gupta, Kaushik Sanyal, Mithlesh Kumar, R. M. Kadam, V. Natarajan
Considering that ZnAl2O4 spinel has two different sites (octahedral and tetrahedral) and its properties change with dopant ion distribution among these two sites; ZnAl2O4 doped with varied concentrations of Fe3+ was synthesized by a low temperature sol-gel combustion method.
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Photocatalytic degradation of organic dyes by La3+/Ce3+-H3PW12O40 under different light irradiation

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9061-9069
DOI: 10.1039/C4DT00402G, PaperTaohai Li, Quanguo Li, Jing Yan, Feng Li
La3+-H3PW12O40 and Ce3+-H3PW12O40 photocatalysts were synthesized by the PEG-1000 assisted hydrothermal method. These prepared photocatalysts exhibited highly efficient light-driven photocatalytic activity for the degradation of dyes (MO and RhB) under UV- and visible light irradiation.
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9-Fluorenemethanol: an internal electron donor to fine tune olefin polymerization activity

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9143-9151
DOI: 10.1039/C4DT00793J, PaperEdwin S. Gnanakumar, Eswara Rao Chokkapu, Shrikant Kunjir, T. G. Ajithkumar, P. R. Rajamohanan, Debashis Chakraborty, Chinnakonda S. Gopinath
MgCl2[middle dot]n9FM[middle dot]xEtOH, with 9-fluorenemethanol (9FM) as an internal electron donor, was used as a support for a polyolefin catalyst. The catalyst system could be fine-tuned towards the desired activity and polymer properties.
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Octanuclear [NiII4LnIII4] complexes. Synthesis, crystal structures and magnetocaloric properties

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9136-9142
DOI: 10.1039/C4DT00515E, PaperTraian D. Pasatoiu, Alberto Ghirri, Augustin M. Madalan, Marco Affronte, Marius Andruh
Slow sorption of atmospheric CO2 yielded a [NiII4GdIII4] complex with a significant magnetocaloric effect in the 1-20 K temperature range.
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Yttrium and lanthanide complexes of [small beta]-dialdehydes: synthesis, characterization, luminescence and electrochemistry of coordination compounds with the conjugate base of bromomalonaldehyde

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9303-9312
DOI: 10.1039/C4DT00644E, PaperMarco Bortoluzzi, Dario Battistel, Stefania Roppa, Salvatore Daniele, Alvise Perosa, Francesco Enrichi
Group 3 and lanthanide bromomalonaldehyde-complexes were synthesized. Eu(III) complexes showed a redox process, which allowed the photoluminescence tuning.
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Dinuclear magnesium, zinc and aluminum complexes supported by bis(iminopyrrolide) ligands: synthesis, structures, and catalysis toward the ring-opening polymerization of [varepsilon]-caprolactone and rac-lactide

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9126-9135
DOI: 10.1039/C4DT00431K, PaperWei-Li Kong, Zhong-Xia Wang
Dinuclear magnesium, zinc and aluminum complexes bearing bis(iminopyrrolide) ligands show good activity for the controlled polymerization of [varepsilon]-CL and rac-LA.
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Rapid synthesis, structure and photocatalysis of pure bismuth A-site perovskite of Bi(Mg3/8Fe2/8Ti3/8)O3

3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9255-9259
DOI: 10.1039/C3DT53621A, PaperWenjuan Zhang, Jun Chen, Xiaoxin An, Qi Wang, Longlong Fan, Fangfang Wang, Jinxia Deng, Ranbo Yu, Xianran Xing
Pure bismuth A-site perovskite Bi(Mg3/8Fe2/8Ti3/8)O3 particles were prepared by a sample molten salt synthesis.
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Syntheses, structures and properties of 5-azotetrazolyl salicylic acid and its dilanthanide complexes

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9090-9097
DOI: 10.1039/C4DT00278D, PaperWen-Bin Chen, Zhi-Xin Li, Xin-Wei Yu, Meng Yang, Yan-Xuan Qiu, Wen Dong, Ya-Qiu Sun
Two hydrated 5-azotetrazolyl salicylic acids (H3ASA) and five H3ASA based dinuclear Ln3+ complexes have been synthesized and characterized by single crystal X-ray diffraction analysis.
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Labile coordination approach for the modulation of the electronic properties of ruthenium(II) and iridium(III) complexes within an "N-heterocyclic carbene (NHC)-pyridyl" dynamic platform

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9356-9362
DOI: 10.1039/C4DT00551A, PaperMoumita Mondal, T. K. Ranjeesh, Suraj K. Gupta, Joyanta Choudhury
The electronic properties of newly designed "(NHC)-pyridyl" iridium- and ruthenium-based complexes can be dynamically controlled via a remote modulator.
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Structural and functional models in molybdenum and tungsten bioinorganic chemistry: description of selected model complexes, present scenario and possible future scopes

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,8990-9003
DOI: 10.1039/C4DT00631C, PerspectiveAmit Majumdar
Current status, synthetic problems and future scopes for the bioinorganic modelling chemistry of mononuclear molybdenum and tungsten enzymes.
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Microwave-assisted synthesis of arene ruthenium(II) complexes [([small eta]6-RC6H5)Ru(m-MOPIP)Cl]Cl (R = -H and -CH3) as groove binder to c-myc G4 DNA

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9216-9225
DOI: 10.1039/C3DT53635A, PaperQiong Wu, Tianfeng Chen, Zhao Zhang, Siyan Liao, Xiaohui Wu, Jian Wu, Wenjie Mei, Yanhua Chen, Weili Wu, Lingli Zeng, Wenjie Zheng
Two arene Ru(II) complexes are prepared under microwave irradiation and display application potential as small molecule inhibitors of c-myc G4 DNA.
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Aluminum complexes with bidentate amido ligands: synthesis, structure and performance on ligand-initiated ring-opening polymerization of rac-lactide

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9098-9110
DOI: 10.1039/C4DT00353E, PaperJunpeng Liu, Haiyan Ma
A series of aluminum dimethyl complexes bearing bidentate amido ligands could initiate the ring-opening polymerization of rac-lactide with living features to afford narrowly distributed PLAs end-capped with the bidentate amido ligands.
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Red electroluminescence of ruthenium sensitizer functionalized by sulfonate anchoring groups

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9202-9215
DOI: 10.1039/C3DT52949E, PaperHashem Shahroosvand, Parisa Abbasi, Ezeddin Mohajerani, Mohammad Janghouri
We have synthesized five novel Ru(II) phenanthroline complexes with an additional aryl sulfonate ligating substituent at the 5-position, as both photosensitizers for oxide semiconductor solar cells (DSSCs) and light emitting diodes (LEDs).
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Biogenic synthesis of palladium nanoparticles using Pulicaria glutinosa extract and their catalytic activity towards the Suzuki coupling reaction

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9026-9031
DOI: 10.1039/C3DT53554A, PaperMujeeb Khan, Merajuddin Khan, Mufsir Kuniyil, Syed Farooq Adil, Abdulrahman Al-Warthan, Hamad Z. Alkhathlan, Wolfgang Tremel, Muhammad Nawaz Tahir, Mohammed Rafiq H. Siddiqui
Biosynthesized Pd NPs: wonderful catalyst towards the Suzuki coupling reaction under aerobic conditions.
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Reduction of an Fe(I) mesityl complex induced by [small pi]-acid ligands

1 June, 2014 - 08:17

Dalton Trans., 2014, 43,9032-9037
DOI: 10.1039/C4DT00170B, PaperYa-Fan Lin, Yumiko Nakajima, Fumiyuki Ozawa
The Fe(I) complex [Fe(Mes)(BPEP-Ph)] bearing a PNP-pincer type phosphaalkene ligand (BPEP-Ph) undergoes one-electron reduction via Mes group migration from Fe to P in the presence of [small pi]-acid ligands (CO, RNC).
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Catalytic bond forming reactions promoted by amidinate, guanidinate and phosphaguanidinate compounds of magnesium

30 May, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01097C, PaperRyan J. Schwamm, Benjamin M. Day, Natalie E. Mansfield, William Knowelden, Peter B. Hitchcock, Martyn P. Coles
Magnesium compounds supported by N,N'-chelating ligands are shown to be active (pre)catalysts for a number of catalytic bond forming reactions.
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TOF-SIMS characterization of impurity enrichment and redistribution in solid oxide electrolysis cells during operation

30 May, 2014 - 07:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01053A, PaperRagnar Kiebach, Kion Norrman, Christodoulos Chatzichristodoulou, Ming Chen, Xiufu Sun, Sune D. Ebbesen, Mogens B. Mogensen, Peter Vang Hendriksen
TOF-SIMS was used to investigate the enrichment and redistribution of impurities in solid oxide cells during operation.
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