Dalton Transactions

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Updated: 13 hours 16 min ago

Highly efficient degradation of organic dyes by palladium nanoparticles decorated on 2D magnetic reduced graphene oxide nanosheets

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9193-9199
DOI: 10.1039/C5DT01036E, PaperSiliang Li, Hua Li, Jian Liu, Haoli Zhang, Yanmei Yang, Zhengyin Yang, Linyun Wang, Baodui Wang
We report a novel and effective strategy to synthesize Pd/Fe3O4-PEI-RGO nanohybrids for highly efficient degradation of organic dyes.
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Ratiometric and colorimetric "naked eye" selective detection of CN- ions by electron deficient Ni(II) porphyrins and their reversibility studies

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9149-9157
DOI: 10.1039/C5DT00937E, PaperRavi Kumar, Nivedita Chaudhri, Muniappan Sankar
Highly electron deficient [small beta]-substituted Ni(II) porphyrins (1-5) were synthesized and utilized as novel sensors for selective rapid visual detection of CN- ions.
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Structural and electrochemical analysis of a novel co-electrodeposited Mn2O3-Au nanocomposite thin film

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9158-9169
DOI: 10.1039/C5DT01025J, PaperS. K. Jana, B. Saha, B. Satpati, S. Banerjee
In this work we report the fabrication of both pristine Mn2O3 and Mn2O3-Au composite thin films on an indium tin oxide (ITO) substrate by a one-step novel co-electrodeposition technique.
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The fluxional amine gold(III) complex as an excellent catalyst and precursor of biologically active acyclic carbenes

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9052-9062
DOI: 10.1039/C5DT00703H, PaperSara Montanel-Perez, Raquel P. Herrera, Antonio Laguna, M. Dolores Villacampa, M. Concepcion Gimeno
A new amine gold(III) complex [Au(C6F5)2(DPA)]ClO4 with the di-(2-picolyl)amine (DPA) ligand has been synthesised. It serves as an excellent catalyst and as synthon to prepare bidentate acyclic carbenes.
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Sequential electrophilic P-C bond formation in metal-coordinated chlorophosphines

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8788-8791
DOI: 10.1039/C5DT01281C, CommunicationArumugam Jayaraman, Tyler V. Jacob, Jeff Bisskey, Brian T. Sterenberg
Metal-coordinated chlorophosphines undergo facile sequential electrophilic substitution reactions, stepwise or in one-pot reactions, to form phosphines with three different substituents.
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[1,1-([small eta]2-dppe)-3-(NC5H5)-closo-1,2-RhSB9H8]: conformational lability and reactivity with H2 upon protonation

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9004-9013
DOI: 10.1039/C5DT00288E, PaperAna C. Mateo, Beatriz Calvo, Ramon Macias, Maria Jose Artigas, Fernando J. Lahoz, Luis A. Oro
The {SB9H8(NC5H5)}-to-{Rh(dppe)} linkage is labilized upon protonation leading to a closo [leftrightarrow] nido tautomerism; non-rigidity and higher Lewis acidity, induced by the proton, make possible the H2 activation on the cationic rhodathiaborane.
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Group 4 metal compounds incorporating the amide ligand, [N(SiMe2{C6H4-2-OMe})2]-

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8950-8958
DOI: 10.1039/C5DT00684H, PaperLloyd T. J. Evans, Joy H. Farnaby, Martyn P. Coles, F. Geoffrey N. Cloke, Peter B. Hitchcock
A bis(2-methoxybenzene)-substituted disilazide pincer ligand coordinates to group 4 metal compounds to afford a conformationally flexible metallacycle.
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The positive influence of fullerene derivatives bonded to manganese(III) porphyrins on water proton relaxation

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9114-9119
DOI: 10.1039/C4DT03482A, PaperToujun Zou, Mingming Zhen, Daiqin Chen, Ruimin Li, Mirong Guan, Chunying Shu, Hongbin Han, Chunru Wang
Manganese-porphyrin compounds as MRI contrast agents have drawn particular attention due to high relaxivities and unique biodistribution.
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Interactions of Ru(II) polypyridyl complexes with DNA mismatches and abasic sites

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9044-9051
DOI: 10.1039/C5DT00807G, PaperT. Nandhini, K. R. Anju, V. M. Manikandamathavan, V. G. Vaidyanathan, B. U. Nair
Ru(II) polypyridyl complexes bind to CC mismatch DNA with high selectivity.
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Reaction-based turn-on fluorescent probes with magnetic responses for Fe2+ detection in live cells

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8942-8949
DOI: 10.1039/C4DT03792H, PaperSiddhartha Maiti, Ziya Aydin, Yi Zhang, Maolin Guo
A highly selective reaction-based "turn-on" fluorescent sensor is capable of detecting Fe2+ in mitochondria with distinct EPR responses.
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Solvent-induced secondary building unit (SBU) variations in a series of Cu(II) metal-organic frameworks derived from a bifunctional ligand

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8926-8931
DOI: 10.1039/C5DT00994D, PaperDi-Ming Chen, Jian-Gong Ma, Peng Cheng
Three new three-dimensional (3D) Cu(II) metal-organic frameworks (MOFs) with interesting SBU variations have been successfully constructed under solvothermal conditions by using a bifunctional ligand. The structural features of the three MOFs and CO2 sorption performances were studied.
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Structural, photophysical and magnetic properties of transition metal complexes based on the dipicolylamino-chloro-1,2,4,5-tetrazine ligand

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8855-8866
DOI: 10.1039/C5DT00550G, PaperIuliia Nazarenko, Flavia Pop, Qinchao Sun, Andreas Hauser, Francesc Lloret, Miguel Julve, Abdelkrim El-Ghayoury, Narcis Avarvari
Tuning structural, luminescence and magnetic properties of the complexes of a chloro-tetrazine-dipicolylamine ligand by coordination to four different metal ions.
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Local structure analysis around the Nd center in a ternary catalyst comprising Nd(vers)3, Al(iBu)3 and Al(iBu)2Cl by XAFS

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9130-9139
DOI: 10.1039/C5DT01064K, PaperHuilong Guo, Jifu Bi, Jiayi Wang, Xuequan Zhang, Shichun Jiang, Zhonghua Wu
In situ XAFS technique determines the structural changes around the Nd center in a ternary catalyst comprising neodymium neodecanoate, Al(iBu)3 and Al(iBu)2Cl.
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Decarboxylation and simultaneous reduction of silver(I) [small beta]-ketocarboxylates with three types of coordinations

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8993-9003
DOI: 10.1039/C5DT00773A, PaperMariko Hatamura, Shunro Yamaguchi, Shin-ya Takane, Yu Chen, Katuaki Suganuma
A series of silver(I) [small beta]-ketocarboxylates decomposed over a narrow temperature range to form metallic silver. The structures of a model compound calculated using DFT and AIM methods showed three types of coordination around the Ag ion differing significantly in Ag-O bond strengths.
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Two-step magnetic switching in a mononuclear iron(II) complex around room temperature

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8938-8941
DOI: 10.1039/C5DT00585J, PaperQian Yang, Xin Cheng, YeXin Wang, BingWu Wang, ZheMing Wang, Song Gao
A mononuclear Fe(II) complex displays two-step SCO with Tc1[downward arrow] = 250 K, Tc1[upward arrow] = 260 K and Tc2 = 295 K.
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Synthesis of a novel organic-inorganic hybrid of polyaniline/titanium phosphate for Re(VII) removal

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8917-8925
DOI: 10.1039/C5DT01093D, PaperYang Gao, Changlun Chen, He Chen, Rui Zhang, Xiangke Wang
The organic-inorganic hybrid material of polyaniline/titanium(IV) (PANI/Ti(HPO4)2) was synthesized by an oxidative polymerization reaction.
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Synthesis and structural characterization of silver(I), copper(I) coordination polymers and a helicate palladium(II) complex of dipyrrolylmethane-based dipyrazole ligands: the effect of meso substituents on structural formation

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,9091-9102
DOI: 10.1039/C5DT00430F, PaperTapas Guchhait, Bhagyasree Barua, Aritra Biswas, Biswanath Basak, Ganesan Mani
A striking difference in the structures of silver complexes was observed because of the different substituents at the meso carbon atom of the dipyrrolylmethane-based ligand.
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Nanoheterogeneous catalysis in electrochemically induced olefin perfluoroalkylation

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8833-8838
DOI: 10.1039/C5DT00269A, PaperYulia B. Dudkina, Tatyana V. Gryaznova, Yuri N. Osin, Vadim V. Salnikov, Nikolay A. Davydov, Svetlana V. Fedorenko, Asia R. Mustafina, David A. Vicic, Oleg G. Sinyashin, Yulia H. Budnikova
Immobilization of a (bpy)NiBr2 complex on silica nanoparticles decorated with anchoring amino-groups was used to perform Ni-catalyzed electroreductive olefin perfluoroalkylation.
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A facile approach to fabricate halloysite/metal nanocomposites with preformed and in situ synthesized metal nanoparticles: a comparative study of their enhanced catalytic activity

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8906-8916
DOI: 10.1039/C5DT00830A, PaperSankar Das, Subhra Jana
Halloysite/metal nanocomposites have been synthesized through the immobilization of preformed and in situ synthesized metal nanoparticles over halloysite surfaces, which in turn produce efficient, cost-effective, and environmentally benign heterogeneous catalysts.
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Geometrically unprecedented 3-, 5- and 7-membered Hg(II)-Cu(I) and Hg(II)-Ag(I) thiolate clusters: precursors to intermetallics

13 May, 2015 - 00:54

Dalton Trans., 2015, 44,8932-8937
DOI: 10.1039/C4DT03500C, PaperGeetika Gupta, Jyotsna Chaturvedi, Subrato Bhattacharya
Syntheses and structural characterizations of Hg-Cu/Ag thiolate clusters with their application in intermetallics formation via an energy efficient solution chemistry route.
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