Dalton Transactions

Syndicate content RSC - Dalton Trans. latest articles
RSC - Dalton Trans. latest articles
Updated: 19 hours 43 min ago

Magnetic anisotropy in a spin 1/2 quasi-one-dimensional antiferromagnetic copper(II) complex CuCl2(pdz) with a staggered g-tensor

13 July, 2014 - 18:54

Dalton Trans., 2014, 43,11529-11532
DOI: 10.1039/C4DT00809J, PaperShinya Takaishi, Hiroshi Kitagawa, Hisaaki Tanaka, Shin-ichi Kuroda, Ryuichi Ikeda
We report an unusual magnetic anisotropy in a S = 1/2 1D antiferromagnetic (AF) compound CuCl2(pdz) (pdz = pyridazine).
The content of this RSS Feed (c) The Royal Society of Chemistry

The important role of the Mo-Mo quintuple bond in catalytic synthesis of benzene from alkynes. A theoretical study

13 July, 2014 - 18:54

Dalton Trans., 2014, 43,11478-11492
DOI: 10.1039/C4DT00595C, PaperYue Chen, Shigeyoshi Sakaki
The reaction mechanism of catalytic synthesis of benzene from alkynes by the Mo-Mo quintuple bond and the electronic structure and bonding nature of dimetallacyclobutadiene and dimetallabenzyne were studied theoretically.
The content of this RSS Feed (c) The Royal Society of Chemistry

DFT studies on the mechanism of palladium-catalyzed carbon-silicon cleavage for the synthesis of benzosilole derivatives

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11138-11144
DOI: 10.1039/C3DT53391C, PaperWen-Jie Chen, Zhenyang Lin
DFT calculations have been carried out to study the detailed mechanism of Pd-catalyzed intermolecular coupling reactions of 2-silylaryl bromides with alkynes via selective cleavage of C(sp3)-Si bonds.
The content of this RSS Feed (c) The Royal Society of Chemistry

A combined experimental and computational study of fluxional processes in sigma amine-borane complexes of rhodium and iridium

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11118-11128
DOI: 10.1039/C3DT52771A, PaperAndres G. Algarra, Laura J. Sewell, Heather C. Johnson, Stuart A. Macgregor, Andrew S. Weller
A study on the fluxional processes involving the M-H and B-H positions in the sigma amine-borane complexes [M(PCy3)2(H)2([small eta]2-H3B[middle dot]NMe3)][BArF4] (M = Rh, Ir) reveals relative rates for a variety of processes and the role the metal centre plays in influencing them.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synergy between experiment and theory

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11092-11092
DOI: 10.1039/C4DT90087A, EditorialEric Clot
Welcome to this issue of Dalton Transactions featuring the themed issue "Synergy between experiment and theory".
The content of this RSS Feed (c) The Royal Society of Chemistry

Possible intermediates of Cu(phen)-catalyzed C-O cross-coupling of phenol with an aryl bromide by in situ ESI-MS and EPR studies

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11410-11417
DOI: 10.1039/C4DT00582A, PaperHong-Jie Chen, I-Jui Hsu, Mei-Chun Tseng, Shin-Guang Shyu
Cu(phen) complexes were observed in the copper(I)-catalyzed C-O coupling reaction using K2CO3 as the base and phen as the ligand under the catalytic reaction conditions by in situ electrospray ionization mass spectrometry (ESI-MS) and EPR analysis.
The content of this RSS Feed (c) The Royal Society of Chemistry

4-Nitrophenyl- and 4[prime or minute]-nitro-1,1[prime or minute]-biphenyl-4-carboxylates attached to Mo2 quadruple bonds: ground versus excited state M2[small delta]-ligand conjugation

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11397-11403
DOI: 10.1039/C4DT01073F, PaperBrian G. Alberding, Malcolm H. Chisholm, Christopher B. Durr, Judith C. Gallucci, Yagnaseni Ghosh, Thomas F. Spilker
The influence of extended [small pi]-conjugated is probed by the use of p-nitrophenyl substituents.
The content of this RSS Feed (c) The Royal Society of Chemistry

Dimethylsilyl bis(amidinate)actinide complexes: synthesis and reactivity towards oxygen containing substrates

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11376-11387
DOI: 10.1039/C4DT01361A, PaperIsabell S. R. Karmel, Tatyana Elkin, Natalia Fridman, Moris S. Eisen
Ligand 1 reacts with ThCl4 and UCl4 yielding complexes 2 and 4, respectively. Complex 3 is obtained from complex 2 displaying extremely short Th-OH bond distances.
The content of this RSS Feed (c) The Royal Society of Chemistry

Promising ZnO-based DSSC performance using HMP molecular dyes of high extinction coefficients

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11305-11308
DOI: 10.1039/C4DT01179A, CommunicationT. Ganesh, Hong-Minh Nguyen, Rajaram S. Mane, Nakjoong Kim, Dipak V. Shinde, Sambhaji S. Bhande, Mu. Naushad, K. N. Hui, Sung Hwan Han
Employing newly synthesized di-substituted tri-phenyl amine (HMP-9) and carbazole (HMP-11) dyes, a power conversion efficiency as high as 7.03% in ZnO nanocrystallite-based dye-sensitized solar cells under AM 1.5 G illumination is achieved.
The content of this RSS Feed (c) The Royal Society of Chemistry

Highly intense upconversion luminescence in Yb/Er:NaGdF4@NaYF4 core-shell nanocrystals with complete shell enclosure of the core

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11299-11304
DOI: 10.1039/C4DT01237B, CommunicationDaqin Chen, Ping Huang
We demonstrate that the core size has a great impact on the shell completeness of Yb/Er:NaGdF4@NaYF4 core-shell nanocrystals.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis and catalytic application of PVP-coated Ru nanoparticles embedded in a porous metal-organic framework

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11295-11298
DOI: 10.1039/C4DT00996G, CommunicationMasaaki Sadakiyo, Masaru Kon-no, Katsutoshi Sato, Katsutoshi Nagaoka, Hidetaka Kasai, Kenichi Kato, Miho Yamauchi
A hybrid catalyst consisting of polymer-coated Ru nanoparticles embedded in a porous metal-organic framework of ZIF-8 exhibits higher catalytic activity and higher CO2 selectivity in a CO oxidation reaction with H2 gas feeds.
The content of this RSS Feed (c) The Royal Society of Chemistry

Antiferromagnetic Cu-Gd interactions through an oxime bridge

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11388-11396
DOI: 10.1039/C4DT01139B, PaperJean-Pierre Costes, Carine Duhayon, Sonia Mallet-Ladeira, Laure Vendier, Javier Garcia-Tojal, Luisa Lopez Banet
The Cu-Gd oximato bridge, which is responsible for the presence of an antiferromagnetic interaction in a trinuclear Cu-Gd-Cu complex, isostructural to the Cu-Tb-Cu one, contrary to what is observed in the magnetic behavior of phenoxo-bridged Cu-Gd complexes.
The content of this RSS Feed (c) The Royal Society of Chemistry

A readily accessible ruthenium catalyst for the solvolytic dehydrogenation of amine-borane adducts

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11404-11409
DOI: 10.1039/C4DT01216J, PaperMartin Munoz-Olasagasti, Ainara Telleria, Jorge Perez-Miqueo, Maria A. Garralda, Zoraida Freixa
[Ru(p-Cym)(bipy)Cl]Cl is an efficient and robust precatalyst for the solvolytic liberation of 3 equivalents of hydrogen from amine-boranes and quantitative dehydrocoupling of dimethylamine-borane under solvent-free conditions.
The content of this RSS Feed (c) The Royal Society of Chemistry

A theoretical analysis of the phosphorescence efficiencies of Cu(I) complexes

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11252-11259
DOI: 10.1039/C4DT00245H, PaperLu-Yi Zou, Yan-Xiang Cheng, Yan Li, Hui Li, Hong-Xing Zhang, Ai-Min Ren
We herein report a theoretical analysis using density functional theory (DFT) and time-dependent DFT (TDDFT) to study the electronic structures and photophysical properties of mixed-ligand Cu(I) complexes.
The content of this RSS Feed (c) The Royal Society of Chemistry

A rare example of nickel(II) chains based on a heteroscorpionate-like ligand with quadruple imidazolyl interactions

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11371-11375
DOI: 10.1039/C4DT01099J, PaperC. J. Gomez-Garcia, E. Escriva, G. Minguez Espallargas, J. J. Borras-Almenar, L. Soto, A. Sancho, J. Garcia-Lozano, C. Ramirez de Arellano
The first Ni(II) complex with 2-di1H-2-imidazolylmethylmalonate (DIMMAL) presents an original quadruple imidazolyl embrace (QIE) and weak antiferromagnetic interactions.
The content of this RSS Feed (c) The Royal Society of Chemistry

N,N[prime or minute]-Bis((6-methoxylpyridin-2-yl)methylene)-p-phenylenediimine based d10 transition metal complexes and their utilization in co-sensitized solar cells

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11361-11370
DOI: 10.1039/C4DT00437J, PaperLiguo Wei, Yulin Yang, Ruiqing Fan, Yong Na, Ping Wang, Yuwei Dong, Bin Yang, Wenwu Cao
New d10 transition metal complexes of ZnL, CdL and HgL enhanced the performance of DSSCs by co-sensitization with N719.
The content of this RSS Feed (c) The Royal Society of Chemistry

Dinuclear CuI complexes of pyridyl-diazadiphosphetidines and aminobis(phosphonite) ligands: synthesis, structural studies and antiproliferative activity towards human cervical, colon carcinoma and breast cancer cells

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11339-11351
DOI: 10.1039/C4DT00832D, PaperAijaz Rashid, Guddekoppa S. Ananthnag, Susmita Naik, Joel T. Mague, Dulal Panda, Maravanji S. Balakrishna
The CuI complexes showed in vitro antitumor activity against several human tumor cells 5-7 fold higher than cisplatin.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synergy between experimental and theoretical methods in the exploration of homogeneous transition metal catalysis

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11093-11105
DOI: 10.1039/C4DT00342J, PerspectiveD. Lupp, N. J. Christensen, P. Fristrup
In this Perspective, we will focus on the use of both experimental and theoretical methods in the exploration of reaction mechanisms in homogeneous transition metal catalysis. The current state-of-the-art is highlighted using examples from the literature with particular focus on the synergy between experiment and theory.
The content of this RSS Feed (c) The Royal Society of Chemistry

Controlled in situ fabrication of Ag2O/AgO thin films by a dry chemical route at room temperature for hybrid solar cells

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11333-11338
DOI: 10.1039/C4DT00827H, PaperJie Wei, Yan Lei, Huimin Jia, Jiamei Cheng, Hongwei Hou, Zhi Zheng
Silver oxides (Ag2O and AgO) have attracted increasing attention as potential solar cell materials for photovoltaic devices due to their ideal bandgap and non-toxicity.
The content of this RSS Feed (c) The Royal Society of Chemistry

Mechanistic insight into the ruthenium-catalysed anti-Markovnikov hydration of alkynes using a self-assembled complex: a crucial role for ligand-assisted proton shuttle processes

7 July, 2014 - 17:17

Dalton Trans., 2014, 43,11277-11285
DOI: 10.1039/C4DT00712C, PaperBernhard Breit, Urs Gellrich, Timothy Li, Jason M. Lynam, Lucy M. Milner, Natalie E. Pridmore, John M. Slattery, Adrian C. Whitwood
A combined computational and experimental study into the mechanism of the anti-Markovnikov hydration of phenylacetylene by a self-assembled ligand complex.
The content of this RSS Feed (c) The Royal Society of Chemistry

WebElements: the periodic table on the WWW [http://www.webelements.com/]

Copyright 1993-2011 Mark Winter [The University of Sheffield and WebElements Ltd, UK]. All rights reserved.