Royal Society of Chemistry

Synthesis, spectroscopy, and binding constants of ketocatechol-containing iminodiacetic acid and its Fe(III), Cu(II), and Zn(II) complexes and reaction of Cu(II) complex with H2O2 in aqueous solution

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7964-7978
DOI: 10.1039/C4DT00118D, PaperJiaojiao Gao, Feifei Xing, Yueling Bai, Shourong Zhu
A ketocatechol-containing iminodiacetic acid ligand can react with metal ions to form different colored species. Its copper(II) complex reacts with H2O2 to form different species depending on the H2O2 concentration and pH.
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Base-promoted aryl-bromine bond cleavage with cobalt(II) porphyrins via a halogen atom transfer mechanism

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7771-7779
DOI: 10.1039/C4DT00155A, PaperChun Ran Liu, Ying Ying Qian, Kin Shing Chan
Aryl-bromine bonds are successfully cleaved by cobalt(II) porphyrins in basic media to give Co(por)Ar (por = porphyrin) through a halogen atom transfer mechanism.
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Borohydrides: from sheet to framework topologies

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7726-7733
DOI: 10.1039/C4DT00160E, PaperP. Schouwink, M. B. Ley, T. R. Jensen, L'. Smrcok, R. Cerny
We stabilized two-dimensional light-metal tetrahedral Li-Mg-BH4 frameworks by introducing large counter-cations, the system LiBH4-Mg(BH4)2 being subject to eutectic melting. An obvious similarity to aluminosilicates points towards the existence of zeolite-type hydridic borohydride frameworks.
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Reduced monoclinic BiVO4 for improved photoelectrochemical oxidation of water under visible light

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7691-7694
DOI: 10.1039/C3DT53575D, CommunicationDong-Dong Qin, Ting Wang, Yu-Min Song, Chun-Lan Tao
A facile and effective method to enhance the performance of a monoclinic BiVO4 film for photoelectrochemical water oxidation by electrochemical and NaBH4 reduction was developed.
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Zinc metal-organic frameworks: efficient catalysts for the diastereoselective Henry reaction and transesterification

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7795-7810
DOI: 10.1039/C4DT00219A, PaperAnirban Karmakar, M. Fatima C. Guedes da Silva, Armando J. L. Pombeiro
Three new amidoterephthalate ligands are utilized to synthesize three new zinc(II) metal-organic frameworks which act as heterogeneous catalysts for the diastereoselective nitroaldol (Henry) and transesterification reactions.
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The various architectures and properties of a series of coordination polymers tuned by the central metals

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,8072-8082
DOI: 10.1039/C4DT00064A, PaperXiu-Li Wang, Jian Luan, Hong-Yan Lin, Mao Le, Guo-Cheng Liu
Five new metal-organic coordination polymers with different central metals have been hydrothermally synthesized. The electrochemical properties of 1-3 and fluorescent sensing behaviors of 4-5 toward ethanol and nitrobenzene have been investigated.
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Fabrication and catalytic activity of FeNi@Ni nanocables for the reduction of p-nitrophenol

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7924-7929
DOI: 10.1039/C4DT00052H, PaperLinyi Zhou, Ming Wen, Qingsheng Wu, Dandan Wu
Core-shell hierarchical-structured FeNi@Ni nanocable catalysts synthesized through a two-step tunable assembly process in a solvothermal system exert excellent catalytic activity for the hydrogenation reduction of p-nitrophenol to p-aminophenol.
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Efficient visible and near-infrared photoluminescent attapulgite-based lanthanide one-dimensional nanomaterials assembled by ion-pairing interactions

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7903-7910
DOI: 10.1039/C4DT00188E, PaperJun Xu, Ye Zhang, Hao Chen, Weisheng Liu, Yu Tang
Efficient photoluminescent attapulgite-based one-dimensional lanthanide hybrid nanomaterials are first fabricated by ion-pairing interactions.
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Equiatomic intermetallic compounds YTX (T = Ni, Ir; X = Si, Ge, Sn, Pb): a systematic study by 89Y solid state NMR and 119Sn Mossbauer spectroscopy

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7860-7867
DOI: 10.1039/C4DT00161C, PaperChristoph Hoting, Hellmut Eckert, Frank Haarmann, Florian Winter, Rainer Pottgen
The equiatomic TiNiSi type tetrelides YTX (space group Pnma) with T = Ni, Ir and X = Si, Ge, Sn, Pb were synthesized from the elements by arc-melting or via high-frequency-melting of the elements in sealed niobium ampoules.
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Exclusive selectivity of multidentate ligands independent on the oxidation state of cobalt: influence of steric hindrance on dioxygen binding and phenoxazinone synthase activity

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7760-7770
DOI: 10.1039/C3DT53546K, PaperAnangamohan Panja
Exclusive selectivity of the acyclic Schiff dibasic form of the ligand over the heterocyclic analogue is reported in the cobalt chemistry. The pronounced effect of the methyl substitutions (position of substitution) on their crystal structures and chemical reactivity has been observed.
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Structural and spectroscopic properties of Yb3+-doped MgAl2O4 nanocrystalline spinel

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7752-7759
DOI: 10.1039/C3DT53644K, PaperRafal J. Wiglusz, Georges Boulon, Yannick Guyot, Malgorzata Guzik, Dariusz Hreniak, Wieslaw Strek
Pechini's sol-gel method was successfully applied to obtain an Yb3+-doped MgAl2O4 spinel nanopowder. The regularity between the observed structural and spectroscopic measurements was described in detail.
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Effect of f-f interactions on quantum tunnelling of the magnetization: mono- and dinuclear Dy(III) phthalocyaninato triple-decker single-molecule magnets with the same octacoordination environment

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7716-7725
DOI: 10.1039/C4DT00042K, PaperKeiichi Katoh, Rina Asano, Akira Miura, Yoji Horii, Takaumi Morita, Brian K. Breedlove, Masahiro Yamashita
The magnetic relaxation time ([small tau]) for 2 was one order of magnitude greater than that for 1.
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Visible light excitable ON fluorescence and naked eye detection of Cu2+via hydrolysis of rhodamine-thiophene conjugate: human breast cancer cell (MCF7) imaging studies

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7747-7751
DOI: 10.1039/C4DT00002A, PaperSangita Adhikari, Abhijit Ghosh, Sandip Mandal, Archya Sengupta, Ansuman Chattopadhyay, Jesus Sanmartin Matalobos, Sisir Lohar, Debasis Das
Rhodamine based probe RDHDTCA selectively senses Cu2+ both colorimetrically and fluorimetrically and works via hydrolysis mechanism.
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Exploring anagostic interactions in 5,15-porphodimethene metal complexes

Dalton Transactions - 8 May, 2014 - 02:17

Dalton Trans., 2014, 43,7699-7703
DOI: 10.1039/C3DT53307G, CommunicationM. G. Derry Holaday, Gourav Tarafdar, Arun Kumar, M. L. P. Reddy, A. Srinivasan
By using 5,15-porphodimethene metal complexes, the weak noncovalent anagostic interaction is explored using variable temperature NMR studies and is further confirmed by single crystal X-ray analysis.
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FD 171: Emerging Photon Technologies for Probing Ultrafast Molecular Dynamics

Faraday Disc. - 7 May, 2014 - 13:54
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00015C, PaperNora Berrah, Li Fang, Timur Osipov, Zoltan Jurek, Brendan F Murphy, Robin Santra
The understanding of physical and chemical changes at an atomic spatial scale and on the time scale of atomic motion is essential for a broad range of scientific fields. A...
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Catalytic liquid marbles: Ag nanowire-based miniature reactors for highly efficient degradation of methylene blue

Chem. Commun. - 6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5923-5926
DOI: 10.1039/C4CC01949K, CommunicationYue-E Miao, Hiang Kwee Lee, Wee Shern Chew, In Yee Phang, Tianxi Liu, Xing Yi Ling
Ag nanowire-based catalytic liquid marbles are fabricated as miniature reactors, which demonstrate highly efficient, support-free and rate-controllable heterogeneous degradation of methylene blue, with catalytic efficiency close to 100%.
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Unexpected neutral aza-macrocycle complexes of sodium

Chem. Commun. - 6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5843-5846
DOI: 10.1039/C4CC01407C, CommunicationMatthew Everett, Andrew Jolleys, William Levason, David Pugh, Gillian Reid
Highly unusual Na+ complexes with neutral tri- and tetra-amines are isolable in good yield from the reaction of NaBArF with the amine in organic media.
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Dehydrogenation of a tertiary amine-borane by a rhenium complex

Chem. Commun. - 6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5874-5877
DOI: 10.1039/C4CC01771D, CommunicationSohail Muhammad, Salvador Moncho, Edward N. Brothers, Ashfaq A. Bengali
Photolysis of CpRe(CO)3 in the presence of H3BNEt3 results in the dehydrogenation of the borane and formation of trans-CpRe(CO)2(H)2.
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Unfolding the crucial role of a nucleophile in Ziegler-Natta type Ir catalyzed polyaminoborane formation

Chem. Commun. - 6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5919-5922
DOI: 10.1039/C4CC01337A, CommunicationSourav Bhunya, Tanmay Malakar, Ankan Paul
DFT investigations reveal that a transition metal bound amino-borane unit is responsible for chain initiation and chain growth in polyaminoborane formation catalysed by Brookhart's iridium pincer catalyst. This mechanistic manifold reported here is also implicated in other transition metal catalysed polyaminoborane formation processes.
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New members of layered oxychloride perovskites with square planar coordination: Sr2MO2Cl2 (M = Mn, Ni) and Ba2PdO2Cl2

Chem. Commun. - 6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5915-5918
DOI: 10.1039/C4CC01422G, CommunicationY. Tsujimoto, C. I. Sathish, Y. Matsushita, K. Yamaura, T. Uchikoshi
We have demonstrated high-pressure syntheses of Ruddlesden-Popper type layered oxychloride perovskites, Sr2MnO2Cl2, Sr2NiO2Cl2 and Ba2PdO2Cl2, with a square planar coordination around the transition metal centres.
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