Royal Society of Chemistry

Synthesis and structural characterization of BINOL-modified chiral polyoxometalates

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01338K, CommunicationRyo Ishimoto, Keigo Kamata, Kosuke Suzuki, Kazuya Yamaguchi, Noritaka Mizuno
Chiral ligand-modified polyoxometalates (POMs) R-I and S-I were successfully synthesized by the introduction of BINOL into the dititanium-substituted POM.
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Correction: Influence of N-heteroaromatic [small pi]-[small pi] stacking on supramolecular assembly and coordination geometry; effect of a single-atom change in the ligand

Dalton Transactions - 27 May, 2015 - 04:17
Dalton Trans., 2015, 44,10097-10097
DOI: 10.1039/C5DT90092A, CorrectionHamid Reza Khavasi, Bahareh Mir Mohammad Sadegh
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Metal triflate-mediated coupling of allylgermanes with thiols: a facile route to thiogermanes

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01734C, CommunicationK. Kucinski, P. Pawluc, G. Hreczycho
A novel coupling reaction of thiols with (2-methylallyl)germanes catalyzed by metal triflates has been developed.
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Composite silica coated gold nanosphere and quantum dots nanoparticles for X-ray CT and fluorescence bimodal imaging

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01286D, PaperJi-Tao Song, Xiao-Quan Yang, Xiao-Shuai Zhang, Dong-Mei Yan, Ming-Hao Yao, Meng-Yao Qin, Yuan-Di Zhao
A composite nanoparticle containing QDs and Au was fabricated, and it was used for CT and fluorescence dual mode imaging simultaneously.
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Preparation of CdS nanoparticle loaded flower-like Bi2O2CO3 heterojunction photocatalysts with enhanced visible light photocatalytic activity

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01168J, PaperYanhui Ao, Liya Xu, Peifang Wang, Chao Wang, Jun Hou, Jin Qian
In this work, a series of novel flower-like Bi2O2CO3/CdS heterojunctions were prepared by a simple and feasible two-step process. The results showed that the as-prepared Bi2O2CO3/CdS heterojunctions exhibited much higher activity than pure Bi2O2CO3.
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CeO2 nanorod/g-C3N4/N-rGO composite: enhanced visible-light-driven photocatalytic performance and the role of N-rGO as electronic transfer media

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01479D, PaperLi Wang, Jing Ding, Yuanyuan Chai, Qianqian Liu, Jia Ren, Xin Liu, Wei-Lin Dai
A novel CeO2 nanorod/g-C3N4/N-rGO ternary composite was synthesized using a simple ultrasonic-heat treatment method for application in the photocatalytic degradation of organic pollutants under the irradiation of visible light.
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The relationship between bond ionicity, lattice energy, coefficient of thermal expansion and microwave dielectric properties of Nd(Nb1-xSbx)O4 ceramics

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01343G, CommunicationPing Zhang, Yonggui Zhao, Xiuyu Wang
Bond ionicity, lattice energy, and coefficient of thermal expansion were calculated using a semiempirical method.
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Synthesis of CuInS2 nanocrystals from a molecular complex - characterization of the orthorhombic domain structure

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00419E, PaperJorge L. Cholula-Diaz, Gerald Wagner, Dirk Friedrich, Oliver Oeckler, Harald Krautscheid
HRTEM images and SAED patterns reveal the orthorhombic domain structure of CuInS2 nanoparticles.
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Metallacrowns as products of the aqueous medium self-assembly of histidinehydroxamic acid-containing polypeptides

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01267H, PaperMarta Cal, Aleksandra Kotynia, Lukasz Jaremko, Mariusz Jaremko, Marek Lisowski, Malgorzata Cebo, Justyna Brasun, Piotr Stefanowicz
The interactions of peptide hydroxamic acids with Cu2+ ions were characterised revealing the formation of L4Cu5 type complexes. The influence of the peptide length on the metallacrown stability has been determined.
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Dinuclear versus mononuclear pathways in zinc mediated nucleophilic addition: a combined experimental and DFT study

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01366F, PaperXiaotian Qi, Yingzi Li, Guanghui Zhang, Yang Li, Aiwen Lei, Chao Liu, Yu Lan
A combined experimental and DFT study was conducted to reveal the difference between dinuclear and mononuclear zinc mediated nucleophilic addition.
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A cascade approach to hetero-pentanuclear manganese-oxide clusters in polyoxometalates and their single-molecule magnet properties

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01363A, PaperKosuke Suzuki, Rinta Sato, Takuo Minato, Masahiro Shinoe, Kazuya Yamaguchi, Noritaka Mizuno
Hetero-pentanuclear clusters {MMn4} with large uniaxial magnetic anisotropy and SMM behavior were successfully synthesized by sequential introduction of metal cations into the trivacant lacunary polyoxometalates.
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A heterobimetallic [MnII5CuII5] nanowheel modulated by a flexible bis-oxamate type ligand

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00996K, CommunicationWalace D. do Pim, Erica N. de Faria, Willian X. C. Oliveira, Carlos B. Pinheiro, Wallace C. Nunes, Joan Cano, Francesc Lloret, Miguel Julve, Humberto O. Stumpf, Cynthia L. M. Pereira
The reaction of the dicopper(II) metallacyclophane [Cu2(edpba)2]2- with fully solvated manganese(II) ions yields the nanowheel [Mn5Cu5(edpba)5] with a S = 10 low-lying spin state.
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A macrocyclic tetraamine bearing four phenol groups: a new class of heptadentate ligands to provide an oxygen-sensitive luminescent Tb(III) complex with an extendable phenol pendant arm

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00816F, CommunicationHidetaka Nakai, Kyoshiro Nonaka, Takahiro Goto, Juncheol Seo, Takahiro Matsumoto, Seiji Ogo
The potentially N4O4-octadentate ligand unprecedentedly coordinates to the Tb3+ ion in a N4O3-heptadentate fashion and provides a highly luminescent and highly oxygen-sensitive terbium(III) complex.
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Imido-pyridine Ti(IV) compounds: synthesis of unusual imido-amido heterobimetallic derivatives

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01320H, PaperSergio Pedrosa, Fernando Vidal, Lucia Myongwon Lee, Ignacio Vargas-Baca, Pilar Gomez-Sal, Marta E. G. Mosquera
Controlled generation of novel bridging or terminal imido-pyridine complexes is achieved, including the unusual species [Li(THF)][Ti([small eta]5-C5Me5)(NR)(NHR)2]. Computational studies corroborate its charge-separated nature.
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MoCl5 as an effective chlorinating agent towards [small alpha]-amino acids: synthesis of [small alpha]-ammonium-acylchloride salts and [small alpha]-amino-acylchloride complexes

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, 44,10030-10037
DOI: 10.1039/C5DT01002K, PaperMarco Bortoluzzi, Giulio Bresciani, Fabio Marchetti, Guido Pampaloni, Stefano Zacchini
Molybdenum pentachloride acts as an efficient chlorinating agent toward the carboxylic function of [small alpha]-amino acids, affording [small alpha]-ammonium-acylchloride salts and/or [small alpha]-amino-acylchloride ligands.
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Temperature-controlled polymorphism of chiral CuII-LnIII dinuclear complexes exhibiting slow magnetic relaxation

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00789E, PaperHe-Rui Wen, Jun Bao, Sui-Jun Liu, Cai-Ming Liu, Cai-Wei Zhang, Yun-Zhi Tang
A family of chiral Cu-Ln dinuclear complexes with two different space groups has been constructed. The temperature-controlled reversible conversion from one chiral single-crystal to another chiral single-crystal with slow magnetic relaxation has been achieved.
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Graphene oxide coated coordination polymer nanobelt composite material: a new type of visible light active and highly efficient photocatalyst for Cr(VI) reduction

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01190F, PaperGui-Mei Shi, Bin Zhang, Xin-Xin Xu, Yan-Hong Fu
GO/CPNB was fabricated successfully, which displays excellent photocatalytic activity in visible light. Furthermore, the influence of GO on photocatalytic activity is discussed.
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A multi-component polyoxometalate and its catalytic performance for CO2 cycloaddition reactions

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01046B, CommunicationShumin Chen, Ying Liu, Jipeng Guo, Pengzhen Li, Zhiyuan Huo, Pengtao Ma, Jingyang Niu, Jingping Wang
A multi-component polyoxometalate based on earth-abundant elements (NH4)10[Co8(H2O)10V10Mo23O104(OH)6][middle dot]34.5H2O was obtained, which can prompt the coupling of CO2 with epoxides.
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Ambivalent binding between a radical-based pincer ligand and iron

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01374G, PaperKatie L. M. Harriman, Alicea A. Leitch, Sebastian A. Stoian, Fatemah Habib, Jared L. Kneebone, Serge I. Gorelsky, Ilia Korobkov, Serge Desgreniers, Michael L. Neidig, Stephen Hill, Muralee Murugesu, Jaclyn L. Brusso
An inherently redox active pincer-type ligand, 3,5-bis(2-pyridyl)-1,2,4,6-thiatriazinyl (Py2TTA[radical dot]), was employed to isolate Fe(Py2TTA)Cl2.
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Fabrication of a novel nanocomposite Ag/graphene@SiO2-NaLuF4:Yb,Gd,Er for large enhancement upconversion luminescence

Dalton Transactions - 27 May, 2015 - 04:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01059D, PaperDongguang Yin, Xianzhang Cao, Lu Zhang, Jingxiu Tang, Wenfeng Huang, Yanlin Han, Minghong Wu
Upconversion nanocrystals have a lot of advantages over other fluorescent materials.
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