Dalton Transactions

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Iron(III) complexes of multidentate pyridinyl ligands: synthesis, characterization and catalysis of the direct hydroxylation of benzene

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15337-15345
DOI: 10.1039/C4DT02032D, PaperBeibei Xu, Wei Zhong, Zhenhong Wei, Hailong Wang, Jian Liu, Li Wu, Yonggang Feng, Xiaoming Liu
Correlation between the electrochemistry and catalytic performance of multidentate pyridinyl iron complexes in the hydroxylation of benzene suggests that more electron-donating ligands are beneficial for catalysis.
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Hydroxymethylpyridine containing half-sandwich complexes of Rh(III), Ir(III) or Ru(II)

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15546-15559
DOI: 10.1039/C4DT02171A, PaperDaniel Carmona, Pilar Lamata, Antonio Sanchez, Pilar Pardo, Ricardo Rodriguez, Paola Ramirez, Fernando J. Lahoz, Pilar Garcia-Orduna, Luis A. Oro
The new chiral complexes containing an M-OH functionality are reported. These compounds are well suited for acting as enantioselective Lewis acid assisted Bronsted-acid catalysts.
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Facile fabrication and enhanced visible light photocatalytic activity of few-layer MoS2 coupled BiOBr microspheres

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15429-15438
DOI: 10.1039/C4DT01652A, PaperJun Di, Jiexiang Xia, Yuping Ge, Li Xu, Hui Xu, Jun Chen, Minqiang He, Huaming Li
Novel sphere-like MoS2/BiOBr composites were prepared by a facile EG-assisted solvothermal process in the presence of the ionic liquid, with few-layer MoS2 cover on the surface of BiOBr microspheres.
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Distinguishable Zn(II) and Pb(II) template effects on forming pendant-armed Schiff-base macrocyclic complexes including a remarkable Pb(II)-[small pi] macrocyclic complex

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15351-15358
DOI: 10.1039/C4DT01927J, PaperKun Zhang, Jiao Geng, Chao Jin, Wei Huang
36-Membered [2 + 2] dinuclear Zn(II) and 18-membered [1 + 1] mononuclear Pb(II) Schiff-base macrocyclic complexes have been described, including a unique intramolecular [small eta]3-coordinated Pb(II)-[small pi] macrocyclic complex obtained under ambient conditions.
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Hunting the human DPP III active conformation: combined thermodynamic and QM/MM calculations

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15503-15514
DOI: 10.1039/C4DT02003K, PaperAntonija Tomic, Sanja Tomic
It was found that the DPP III active conformation is the compact one. The substrate should be able to form the [small beta]-strand secondary structure.
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Helicene-like chiral auxiliaries in asymmetric catalysis

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15263-15278
DOI: 10.1039/C4DT01935K, PerspectiveP. Aillard, A. Voituriez, A. Marinetti
A few recent studies on aza- and phospha-helicenes have highlighted the significant potential of these compounds in enantioselective catalysis as either chiral organocatalysts or ligands.
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Pyrolytic cavitation, selective adsorption and molecular recognition of a porous Eu(III) MOF

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15305-15307
DOI: 10.1039/C4DT01434K, CommunicationWei-Ming Liao, Hua-Tian Shi, Xu-Hua Shi, Ye-Gao Yin
A channel-equipped metal-organic framework, resulting from pyrolysis of [(CH3)2NH2]@[Eu2L3(HCOO)], showed the preferable absorption of CO2 and the Eu(III)-based emission quenched by aromatics.
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L-Selenomethionine reduces platinum(IV) anticancer model compounds at strikingly faster rates than L-methionine

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15328-15336
DOI: 10.1039/C4DT01528B, PaperShuying Huo, Jingran Dong, Shigang Shen, Yanli Ren, Changying Song, Jianzhong Xu, Tiesheng Shi
Reduction of Pt(IV) anticancer model compounds trans-[PtX2(CN)4]2- (X = Cl, Br) with L-selenomethionine proceeds at reaction rates 3.7 [times] 103-5.7 [times] 104 times faster than that with L-methionine.
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Positional isomeric tunable two Co(II) 6-connected 3-D frameworks with pentanuclear to binuclear units: structures, ion-exchange and magnetic properties

6 October, 2014 - 17:17

Dalton Trans., 2014, 43,15450-15456
DOI: 10.1039/C4DT01086H, PaperMin-Le Han, Ya-Ping Duan, Dong-Sheng Li, Hai-Bin Wang, Jun Zhao, Yao-Yu Wang
{[Co5([small mu ]3-OH)2(m-pda)3(bix)4][middle dot]2ClO4}n (1) has the pcu open cationic framework with pentanuclear units while {[Co2(p-pda)2(bix)2(H2O)][middle dot]H2O}n (2) is the first msw framework based on binuclear units.
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Shape controlled synthesis of hierarchical nickel sulfide by the hydrothermal method

4 October, 2014 - 16:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02059F, PaperKarthikeyan Rajan, Navaneethan Mani, Archana Jayaram, Dheivasigamani Thangaraju, Arivanandhan Mukannan, Y. Hayakawa
Hierarchical structures of nickel sulfide have been grown by the hydrothermal method. Nickel nitrate hexahydrate and thiourea were used as precursor materials to synthesize nickel sulfide. Ethylenediaminetetraaceticacid was used as...
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Mixed amido-/imido-/guanidinato niobium complexes: synthesis and the effect of ligands on insertion reactions

4 October, 2014 - 16:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01975J, PaperDavid Elorriaga, FERNANDO CARRILLO-HERMOSILLA, Antonio Antinolo, Isabel Lopez-Solera, Rafael Fernandez-Galan, Elena Villasenor
The new monoguanidinato complexes [Nb(NMe2)2{N(2,6-iPr2C6H3)}{(NR)(NR')C(NMe2)}] (R = R' = iPr, 2; R = tBu, R' = Et, 3) were obtained by the insertion reaction of either diisopropylcarbodiimide or 1-tert-butyl-3-ethylcarbodiimide with...
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Synthesis, Cytotoxic and Hydrolytic Studies of Titanium Complexes Anchored by a Tripodal Diamine Bis(phenolate) Ligand

4 October, 2014 - 16:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00975D, PaperSonia Barroso, Ana M Coelho, Santiago Gomez-Ruiz, Maria Jose Calhorda, Zeljko Zizak, Goran N Kaluderovic, Ana M Martins
The reactivity, cytotoxic studies and hydrolytic behaviour of diamine bis(phenolate) titanium complexes are reported. The reactions of [Ti(tBu2O2NN')Cl]2([small micro]-O) (1) with LiOiPr or HOiPr in the presence of NEt3, aiming at...
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Analysis of trivalent cation complexation to functionalized mesoporous silica using solid-state NMR spectroscopy

4 October, 2014 - 16:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02380C, PaperJennifer Shusterman, Harris Mason, Anthony Bruchet, Mavrik Zavarin, Annie B. Kersting, Heino Nitsche
The first comprehensive study of Al(III) and Sc(III) interactions with a novel hybrid material, N-[5-(trimethoxysilyl)-2-aza-1-oxopentyl]caprolactam functionalized mesoporous silica, was conducted using solid-state NMR spectroscopy.
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Atomic layer deposition of sodium and potassium oxides: evaluation of precursors and deposition of thin films

4 October, 2014 - 16:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01930J, PaperE. Ostreng, H. H. Sonsteby, S. Oien, O. Nilsen, H. Fjellvag
The two successfully applied precursors for enabling atomic layer deposition of sodium and potassium containing thin films.
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Niobium(V) and tantalum(V) halide chalcogenoether complexes - towards single source CVD precursors for ME2 thin films

4 October, 2014 - 16:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02694B, PaperSophie L. Benjamin, Yao-Pang Chang, Chitra Gurnani, Andrew L. Hector, Michelle Huggon, William Levason, Gillian Reid
Several new M(V) (M = Nb, Ta) complexes with chalcogenoether coordination are reported, including several unusual Ta(V)-telluroethers, and evaluated as precursors for low pressure CVD of metal dichalcogenide thin films.
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Chiral nematic mesoporous films of ZrO2:Eu3+: new luminescent materials

4 October, 2014 - 16:54

Dalton Trans., 2014, 43,15321-15327
DOI: 10.1039/C4DT00662C, PaperGuang Chu, Jing Feng, Yu Wang, Xiao Zhang, Yan Xu, Hongjie Zhang
Free-standing chiral nematic mesoporous films of ZrO2:Eu3+ exhibit tunable optical properties and selective suppression of the spontaneous emission of Eu3+.
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Interactions of Gold-based Drugs with Proteins: Structure and Stability of the Adduct Formed in the reaction between Lysozyme and the Cytotoxic Gold(III) Compound Auoxo3

2 October, 2014 - 16:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02332C, PaperIrene Russo Krauss, Luigi Messori, Maria A. Cinellu, Daniela Marasco, Rosalba Sirignano, Antonello Merlino
The structure and stability of the adduct formed in the reaction between Auoxo3, a dinuclear gold(III) compound, and the model protein hen egg white lysozyme (HEWL) are investigated by X-ray...
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A heterotrimetallic Ir(III), Au(III) and Pt(II) complex incorporating cyclometallating bi- and tridentate ligands: simultaneous emission from different luminescent metal centres leads to broad-band light emission

2 October, 2014 - 16:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02761B, PaperDiego J Cardenas, Elena Bunuel, Rebeca Munoz-Rodriguez, Noelia Fuentes, J A Gareth Williams
Di- and tri-nuclear metal complexes incorporating gold(III), iridium(III) and platinum(II) units linked via a 1,3,5-triethynylbenzene core are reported, together with the corresponding mononuclear complexes as models. The gold(III) and platinum(II)...
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Synthesis, structure and properties of 2D lanthanide coordination polymers based on N-heterocyclic arylpolycarboxylate ligands

2 October, 2014 - 16:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02517B, PaperYaguang Sun, Fu Ding, Gang Xiong, Philippe F Smet, Poelman Dirk, Katrien Meert, lixin you, Ju Wang, baoyi ren, yanwen tian
The reaction of 3-(2,4-dicarboxyphenyl)-2,6-pyridinedicarboxylic acid (H4dppd) with rare earth nitrates under hydrothermal conditions generated a series of new two-dimensional (2D) coordination polymers, namely {[La(Hdppd)(H2O)2[round bullet, filled](H2O)2]n(1), [Ln2(Hdppd)2(H2O)4[round bullet, filled](H2O)3]n [Ln = Sm(2), Eu(3)] and...
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Can the pentamethylcyclopentadienyl ligand act as a proton-relay in f-element chemistry? Insights from a joint experimental/theoretical study.

2 October, 2014 - 16:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02387K, PaperChristos E. Kefalidis, Lionel Perrin, Carol Burns, David Berg, Laurent Maron, R Andersen
Isomerisation of buta-1,2-diene to but-2-yne by (Me5C5)2Yb is a thermodynamically favourable reaction, with the [capital Delta]rG[degree] estimated from experimental data at 298 K to be -3.0 kcal mol-1. It proceeds in...
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