Dalton Transactions

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Cycloalkyl-based unsymmetrical unsaturated (U2)-NHC ligands: flexibility and dissymmetry in ruthenium-catalysed olefin metathesis

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7044-7049
DOI: 10.1039/C4DT00142G, PaperMathieu Rouen, Etienne Borre, Laura Falivene, Loic Toupet, Mikael Berthod, Luigi Cavallo, Helene Olivier-Bourbigou, Marc Mauduit
Structural features, chemical stabilities and catalytic profiles in olefin metathesis of a new library of low-cost cycloalkyl-based U2-NHC Ru complexes were disclosed.
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Highly-effective photocatalytic properties and interfacial transfer efficiencies of charge carriers for the novel Ag2CO3/AgX heterojunctions achieved by surface modification

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7282-7289
DOI: 10.1039/C4DT00058G, PaperHongjun Dong, Gang Chen, Jingxue Sun, Yujie Feng, Chunmei Li, Guihong Xiong, Chade Lv
Ag2CO3/AgX heterojunctions are achieved from the surface modification of Ag2CO3 with AgX nanoparticles, which improves the photocatalytic activity and stability for dye degradation.
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A copper based pillared-bilayer metal organic framework: its synthesis, sorption properties and catalytic performance

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7191-7199
DOI: 10.1039/C4DT00228H, PaperSrinivasulu Parshamoni, Suresh Sanda, Himanshu Sekhar Jena, Sanjit Konar
A copper based metal organic framework with selective, hysteretic sorption, which can act as a heterogeneous catalyst for Glaser type homo-coupling reactions.
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Dicyanovinyl substituted triarylboranes: a rational approach to distinguish fluoride and cyanide ions

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7200-7207
DOI: 10.1039/C3DT53638F, PaperGeorge Rajendra Kumar, Pakkirisamy Thilagar
Two new dicyanovinyl (DCV) functionalized triarylboranes (Mes2B-[small pi]-DCV, for 1: [small pi] = C6H4, for 2, [small pi] = 2,3,5,6-tetramethyl-phenyl) are prepared and structurally characterized. A small structural perturbation induced drastic changes in the optical properties of 1 and 2. The dual receptor 2 can selectively discriminate F- and CN- ions.
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A novel type of coordination mode of chloranilic acid leading to the formation of polymeric coordination ribbon in the series of mixed-ligand copper(II) complexes with 1,10-phenanthroline

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7208-7218
DOI: 10.1039/C3DT53332H, PaperKresimir Molcanov, Marijana Juric, Biserka Kojic-Prodic
A series of four novel mixed-ligand complexes of copper(II) with 3,6-dichloro-2,5-dihydroxybenzoquinone (chloranilic acid) and 1,10-phenanthroline was prepared and characterised by X-ray analysis and IR spectroscopy.
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Uniform iron oxide hollow spheres for high-performance delivery of insoluble anticancer drugs

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7275-7281
DOI: 10.1039/C3DT53493F, PaperYichen Zhu, Jie Lei, Ye Tian
Novel magnetic hollow spheres based on iron oxide have been designed and synthesized via a facile and cost-effective one-pot solvothermal route, and have successfully acted as nanocarriers for the high-performance delivery of insoluble anticancer drugs in vitro.
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Halogen-bonding in a new family of tris(haloanilato)metallate(III) magnetic molecular building blocks

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7006-7019
DOI: 10.1039/C4DT00127C, PaperMatteo Atzori, Flavia Artizzu, Elisa Sessini, Luciano Marchio, Danilo Loche, Angela Serpe, Paola Deplano, Giorgio Concas, Flavia Pop, Narcis Avarvari, Maria Laura Mercuri
Here we report on new tris(haloanilato)metallate(III) complexes with general formula [M(X2An)3]3-, their crystal structures, DFT calculations and magnetic properties.
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Anti-Markovnikov oxidation and hydration of terminal olefins

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,6952-6964
DOI: 10.1039/C3DT53600A, PerspectiveOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Jiayi Guo, Peili Teo
Methods to carry out anti-Markovnikov olefin oxidation and hydration producing aldehydes and linear alcohols, respectively, are described in this review.
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Structure and thermal expansion of the tungsten bronze Pb2KNb5O15

17 April, 2014 - 21:17

Dalton Trans., 2014, 43,7037-7043
DOI: 10.1039/C3DT53340A, PaperKun Lin, Hui Wu, Fangfang Wang, Yangchun Rong, Jun Chen, Jinxia Deng, Ranbo Yu, Liang Fang, Qingzhen Huang, Xianran Xing
Negative thermal expansion and abnormal spontaneous polarization direction along b axis in tetragonal tungsten bronze Pb2KNb5O15 are presented. A Pb-O covalency, octahedrons cooperative rotation mechanism is proposed.
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Seed-mediated synthesis of bimetallic ruthenium-platinum nanoparticles efficient in cinnamaldehyde selective hydrogenation

17 April, 2014 - 21:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C3DT53539H, PaperM. Rosa Axet, Philippe Serp, K. Philippot, Pierre Lecante, Xueqiang Qi
Core-shell RuPt (ruthenium core - platinum shell) and PtRu (platinum core - ruthenium shell) nanoparticles were prepared by decomposing in a two-step procedure a ruthenium complex ([Ru(COD)(COT)] (COD = 1,5...
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Chiral Transition-Metal Complexes as Bronsted-Acid Catalysts for the Asymmetric Friedel-Crafts Hydroxyalkylation of Indoles

17 April, 2014 - 21:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00556B, PaperDANIEL CARMONA, Pilar Lamata, Antonio Sanchez, Fernando Viguri, Ricardo Rodriguez, Luis A Oro, Chunhui Liu, Silvia Diez-Gonzalez, Feliu Maseras
The Friedel-Crafts reaction between 3,3,3-trifluoropyruvates and indoles is efficiently catalysed by the iridium complex [([small eta]5-C5Me5)Ir{(R)-Prophos}(H2O)][SbF6]2 (1) with up to 84% e.e. Experimental data and theoretical calculations support a mechanism involving...
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The Origin of Exo-Selectivity in Methyl Cyanoformate Addition onto the C=C Bond of Norbornene in Pd-Catalyzed Cyanoesterification

17 April, 2014 - 21:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00839A, PaperYasuhiro Okuda, Robert K Szilagyi, Seiji Mori, Yasushi Nishihara
A computational investigation has been carried out to elucidate the origin of the exclusive exo-selectivity in the Pd-catalyzed cyanoesterification of strained cyclic olefins, such as norbornene and norbornadiene. A hybrid...
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Facile fabrication and enhanced photosensitized degradation performance of the g-C3N4-Bi2O2CO3 composite

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00486H, PaperMiao Xiong, Lang Chen, Qing Yuan, Jie He, Sheng-Lian Luo, Chak-Tong Au, Shuang-Feng Yin
Flower-like Bi2O2CO3 and g-C3N4-Bi2O2CO3 microspheres with a high adsorption ability were synthesized using a facile method, and their dye-induced photosensitized degradation activity under visible light irradiation was evaluated.
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Luminescent hybrid materials based on covalent attachment of Eu(III)-tris(bipyridinedicarboxylate) in the mesoporous silica host MCM-41

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C3DT52096J, PaperMaturi Ilibi, Thiago Branquinho de Queiroz, Jinjun Ren, Luisa De Cola, Andrea Simone Stucchi de Camargo, Hellmut Eckert
Synthesis of the Eu(III)-tris(bipyridinedicarboxylate) complex covalently attached to the inner pore walls of MCM-41 leads to a new luminescent material having a rather long excited state lifetime.
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A unique 1-amino-1-cyclopropane carboxylate cupric-cryptate hosting sodium

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00500G, CommunicationWadih Ghattas, Remy Ricoux, Hafsa Korri-Youssoufi, Regis Guillot, Eric Riviere, Jean-Pierre Mahy
Exploiting the self-assembly of Cu(ClO4)2, amino acids and Na+, we prepared and fully characterised the first 1-amino-1-cyclopropane containing metal cluster.
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High-resolution adsorption analysis of pillared zeolites IPC-3PI and MCM-36

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00389F, PaperArnost Zukal, Martin Kubu
The porous structure of pillared zeolites IPC-3PI and MCM-36 depends, in the lower mesopore region, on the stacking of MWW layers.
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Lanthanide anilido complexes: synthesis, characterization, and use as highly efficient catalysts for hydrophosphonylation of aldehydes and unactivated ketones

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00522H, PaperChengwei Liu, Qinqin Qian, Kun Nie, Yaorong Wang, Qi Shen, Dan Yuan, Yingming Yao
Lanthanide anilido complexes have been synthesized and characterized, which are highly active in catalyzing hydrophosphonylation reactions of aldehydes and ketones.
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A microporous Zn(II)-MOF with open metal sites: structure and selective adsorption properties

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00307A, PaperXiaofang Zheng, Yumei Huang, Jingui Duan, Chenggang Wang, Lili Wen, Jinbo Zhao, Dongfeng Li
A three-dimensional microporous framework, Zn(II)-MOF, exhibits excellent selective capture of CO2 over N2 and CH4 at 273 K, and represents the rare case of porous materials separating propanol isomers.
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Neocarzinostatin-based hybrid biocatalysts for oxidation reactions

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00151F, PaperElodie Sansiaume-Dagousset, Agathe Urvoas, Kaouthar Chelly, Wadih Ghattas, Jean-Didier Marechal, Jean-Pierre Mahy, Remy Ricoux
Following the Trojan Horse strategy, a new artificial metalloenzyme, obtained by non-covalent insertion of an anionic Fe-porphyrin-testosterone conjugate into the neocarzinostatin NCS-3.24 variant, catalysed the enantioselective sulfoxidation of thioanisole by H2O2.
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Vanadyl complexes bearing bi-dentate phenoxyimine ligands: synthesis, structural studies and ethylene polymerization capability

17 April, 2014 - 21:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00021H, PaperJing Ma, Ke-Qing Zhao, Mark J. Walton, Joseph A. Wright, Josef W. A. Frese, Mark R. J. Elsegood, Qifeng Xing, Wen-Hua Sun, Carl Redshaw
Mono- and bi-vanadium bidentate phenoxyimine complexes have been structurally characterized. They are highly active ethylene polymerization catalysts in the presence of diethylaluminum chloride and ethyltrichloroacetate.
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