Dalton Transactions

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Synthesis and first use of pyridine-2,6-diylbis(pyrazine-2-ylmethanone) in metal cluster chemistry: A {MnIII3Na2} complex with an ideal trigonal bipyramidal geometry

23 January, 2015 - 20:54
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C4DT03666B, PaperDimosthenis Giannopoulos, Cody Wilson-Konderka, Kevin J Gagnon, Simon Teat, Albert Escuer, Costa Metallinos, Dr Theocharis Stamatatos
The successful organic synthesis of a new dipyrazole/pyridine-dicarbonyl organic molecule, namely pyridine-2,6-diylbis(pyrazine-2-ylmethanone) [(pz)CO(py)CO(pz)], followed by its employment in Mn coordination chemistry has yielded the neutral cluster compound [Mn3Na2O(N3)3(L)3] (1), where...
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Layered exfoliable crystalline materials based on Sm-, Eu- and Eu/Gd-2-phenylsuccinate frameworks. Crystal structure, topology and luminescence properties

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02844A, PaperG. E. Gomez, M. C. Bernini, E. V. Brusau, G. E. Narda, D. Vega, A. M. Kaczmarek, R. Van Deun, M. Nazzarro
New layered 2D MOFs based on 2-phenylsuccinate, Sm, Eu and Eu/Gd are a suitable platform for obtaining exfoliatable frameworks with luminescence properties for potential applications as thin films.
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Second-sphere coordination-induced morphology transformation from phosphorescent nanowires to microcubes

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT00640B, CommunicationFengfeng Xue, Yunsheng Ma, Zhiguo Zhou, Lijie Qin, Yang Lu, Hong Yang, Shiping Yang
Nanowires of a pyridyl-functionalized iridium complex are transformed into microcubes as a result of hydrogen-bond-assisted second-sphere coordination between pyridyl groups and monovalent anions of 1,3,5-benzenetricarboxylic acid (H2BTC-).
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Electron transfer rate modulation in a compact Re(I) donor-acceptor complex

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02145B, PaperYuankai Yue, Tod Grusenmeyer, Zheng Ma, Peng Zhang, Russell H. Schmehl, David N. Beratan, Igor V. Rubtsov
Excitation of the vibrational modes at the bipyridine ligand results in modulation of the electron transfer rate between the electron donating and accepting ligands in a Re(I) complex.
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Six Zn(II) and Cd(II) coordination polymers assembled from a similar binuclear building unit: tunable structures and luminescence properties

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03660C, PaperLiyan Zhang, Lulu Rong, Guoli Hu, Suo Jin, Wei-Guo Jia, Ji Liu, Guozan Yuan
Six coordination polymers with different structures have been prepared. The tunable structures and photoluminescence properties were observed due to their different metal centers and supramolecular structures.
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Spin-glass behavior of a hierarchically-organized, hybrid microporous material, based on an extended framework of octanuclear iron-oxo units

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02606C, PaperXin-Yi Cao, Jeremiah W. Hubbard, Jennifer Guerrero-Medina, Arturo J. Hernandez-Maldonado, Logesh Mathivathanan, Carlos Rinaldi, Yiannis Sanakis, Raphael G. Raptis
An amorphous microporous solid, hierarchically built using paramagnetic octanuclear iron-oxide clusters, becomes a spin-glass below [similar]30 K.
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[LnIII-MnII-LnIII] heterometallic compounds: rare linear SMMs with divalent manganese ions

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03713H, PaperXiao-Lei Li, Fan-Yong Min, Chao Wang, Shuang-Yan Lin, Zhiliang Liu, Jinkui Tang
The perfectly linear metal array and the introduction of strong magnetic anisotropy TbIII and DyIII result in new trinuclear heterometallic LnIII-MnII-LnIII SMMs with high energy barriers.
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Microwave-assisted synthesis of the anticancer drug cisplatin, cis-[Pt(NH3)2Cl2]

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03617D, PaperEmanuele Petruzzella, Cristian V. Chirosca, Cameron S. Heidenga, James D. Hoeschele
A rapid one-step microwave-assisted synthesis of cisplatin and two purification methods were developed. The process requires about 80 min and could be used to incorporate short-lived Pt radionuclides into cisplatin.
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Single-molecule magnet behavior in three cyano-bridged heterometallic FeIII-NiII clusters

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03365E, PaperPeng-Fei Zhuang, Yan-Juan Zhang, Hui Zheng, Cheng-Qi Jiao, Liang Zhao, Jun-Li Wang, Cheng He, Chun-Ying Duan, Tao Liu
By utilizing a tricyanometallate as the building block to react with divalent nickel salts in the presence of ancillary ligands, we successfully synthesized three cyano-bridged heterometallic FeIII-NiII complexes showing different single-molecule magnet behavior.
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Towards dipyrrins: oxidation and metalation of acyclic and macrocyclic Schiff-base dipyrromethanes

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2066-2070
DOI: 10.1039/C4DT03592E, CommunicationJames R. Pankhurst, Thomas Cadenbach, Daniel Betz, Colin Finn, Jason B. Love
Oxidation of acyclic Schiff-base dipyrromethanes cleanly results in dipyrrins, whereas the macrocyclic 'Pacman' analogues either decompose or form new dinuclear copper(II) complexes that are inert to ligand oxidation.
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"3 + 1 = 6 + 2" in Cu(II) coordination chemistry of 1H-pyrazole aza cryptands

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03650F, PaperJavier Pitarch-Jarque, Raquel Belda, Francesc Lloret, Jesus Ferrando-Soria, Pilar Navarro, Alberto Lopera, Enrique Garcia-Espana
We report the first example of a cryptand able to form 6 + 2 Cu(II)-ligand dimeric hexanuclear complexes, both in the solid state and in aqueous solution, by simply combining the metal and the ligand in a 3 : 1 molar ratio.
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Copper-promoted aerial oxidation of benzothiadiazines: access to benzothiadiazine S-oxide heterocycles

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2071-2074
DOI: 10.1039/C4DT03467H, CommunicationEwan R. Clark, John J. Hayward, Bryce J. Leontowicz, Muhammad U. Anwar, Melanie Pilkington, Jeremy M. Rawson
Aerial oxidation of benzothiadiazines selectively affords the corresponding benzothiadiazine S-oxides in the presence of Cu2+ ions. Structural studies reveal that the S-oxide appears to be a strong hydrogen-bond acceptor.
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Sodium and rhodium complexes of a spirocyclic Te5 dianion supported by P2N2 rings

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03257H, CommunicationAndreas Nordheider, Kasun S. Athukorala Arachchige, Alexandra M. Z. Slawin, J. Derek Woollins, Tristram Chivers
The versatile coordinating ability of a novel spirocyclic, P2N2-supported Te5 dianion is exemplified by N,N[prime or minute]-bonding to Na+ ions and Te,Te[prime or minute],Te[prime or minute][prime or minute] linkages to a Cp*Rh(III) group.
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mer and fac isomerism in tris chelate diimine metal complexes

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03535F, PerspectiveSerin L. Dabb, Nicholas C. Fletcher
This overview analyzes the delicate interplay of the factors that control mer and fac isomerism in diimine tris-chelate complexes, giving consideration to the distribution of products in labile systems, the methods to isolate inert complexes and the implications to self-assembled coordination cages.
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Feasibility of novel (H3C)nX(SiH3)3-n compounds (X = B, Al, Ga, In): structure, stability, reactivity, and Raman characterization from ab initio calculations

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT03406F, PaperRenato B. dos Santos, R. Rivelino, F. de Brito Mota, A. Kakanakova-Georgieva, G. K. Gueorguiev
Stability of the (H3C)nX(SiH3)3-n compounds.
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Chemical, radiochemical and biological studies of new gallium(III) complexes with hexadentate chelators

23 January, 2015 - 20:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02274B, PaperFrancisco Silva, Maria Paula C. Campello, Lurdes Gano, Celia Fernandes, Isabel C. Santos, Isabel Santos, Jose R. Ascenso, M. Joao Ferreira, Antonio Paulo
New Ga3+ complexes with hexadentate chelators were prepared using natural gallium and radiogallium, and showed some favorable features for radiopharmaceutical research.
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An unprecedented 3D POM-MOF based on (7,8)-connected twin Wells-Dawson clusters: synthesis, structure, electrocatalytic and photocatalytic properties

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2062-2065
DOI: 10.1039/C4DT03625E, CommunicationShaobin Li, Li Zhang, Kevin P. O'Halloran, Huiyuan Ma, Haijun Pang
The first (7,8)-connected POM-MOF has been obtained, representing the highest connected POMs to any mixed-connected POM-MOF and a unique structure that contains organic-inorganic and all-inorganic networks.
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Sonochemical synthesis of Au nanowires in the III-I oxidation state bridged by 4,4[prime or minute]-dicyanamidobiphenyl and their application as selective CO gas sensors

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2488-2495
DOI: 10.1039/C4DT03427A, PaperLeila Tabrizi, Hossein Chiniforoshan
Au nanowires of bpH2 were synthesized and used for gas sensors with high sensitivity to CO at room temperature.
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Tuneable dynamics of a scandium nitride cluster inside an Ih-C80 cage

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2057-2061
DOI: 10.1039/C4DT02892A, CommunicationYongqiang Feng, Taishan Wang, Junfeng Xiang, Lihua Gan, Bo Wu, Li Jiang, Chunru Wang
A tuneable dynamic motion of a Sc3N cluster inside an Ih-C80 fullerene cage was investigated by the 45Sc NMR technique.
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First iron and cobalt(II) hexabromoclathrochelates: structural, magnetic, redox, and electrocatalytic behavior

23 January, 2015 - 20:54

Dalton Trans., 2015, 44,2476-2487
DOI: 10.1039/C4DT03082F, PaperAlexander V. Dolganov, Alexander S. Belov, Valentin V. Novikov, Anna V. Vologzhanina, Galina V. Romanenko, Yulia G. Budnikova, Genrikh E. Zelinskii, Michail I. Buzin, Yan Z. Voloshin
Template condensation of dibromoglyoxime with n-butylboronic acid on a metal ion as a matrix afforded the first iron and cobalt(II) hexabromoclathrochelates.
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