Royal Society of Chemistry

A novel single-side azobenzene-grafted Anderson-type polyoxometalate for recognition-induced chiral migration

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10823-10826
DOI: 10.1039/C4CC04442H, CommunicationBin Zhang, Liang Yue, Yang Wang, Yang Yang, Lixin Wu
The novel umbrella-like azobenzene-grafted Anderson-type POM is synthesized as a bridge to achieve recognition-induced chiral migration through both host-guest and electrostatic interactions.
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A role of disordered domains in regulating protein oligomerization and stability

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10797-10800
DOI: 10.1039/C4CC03863K, CommunicationOfrah Faust, Lavi Bigman, Assaf Friedler
This work describes a new role of intrinsically disordered regions in regulating the oligomeric state and thermodynamic stability of proteins.
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Direct enantioselective vinylogous aldol-cyclization cascade reaction of allyl pyrazoleamides with isatins: asymmetric construction of spirocyclic oxindole-dihydropyranones

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10790-10792
DOI: 10.1039/C4CC04235B, CommunicationTian-Ze Li, Yu Jiang, Yu-Qing Guan, Feng Sha, Xin-Yan Wu
The first enantioselective vinylogous aldol-cyclization cascade reaction of allyl pyrazoleamides with isatins has been developed.
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Quaternized carbon dot-modified graphene oxide for selective cell labelling - controlled nucleus and cytoplasm imaging

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10782-10785
DOI: 10.1039/C4CC02637C, CommunicationK. K. R. Datta, O. Kozak, V. Ranc, M. Havrdova, A. B. Bourlinos, K. Safarova, K. Hola, K. Tomankova, G. Zoppellaro, M. Otyepka, R. Zboril
Cationic quaternized carbon dots (QCDs) and anionic graphene oxide sheets (GO) are combined via non-covalent interactions following a self-assembly pathway to form highly biocompatible and fluorescent hybrid materials.
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Low energy structural dynamics and constrained libration of Li(NH3)4, the lowest melting point metal

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10778-10781
DOI: 10.1039/C4CC03397C, CommunicationA. G. Seel, E. Zurek, A. J. Ramirez-Cuesta, K. R. Ryan, M. T. J. Lodge, P. P. Edwards
The structural dynamics of Li(NH3)4, the lowest melting point metal, are reported in the range of phonon and low-energy internal distortions. Hindrance of NH3 libration in the solid are characterised via inelastic neutron scattering and computational modeling.
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Mechanically resolving noncovalent bonds using acoustic radiation force

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10786-10789
DOI: 10.1039/C4CC03305A, CommunicationLashan De Silva, Li Yao, Shoujun Xu
Acoustic radiation force can precisely resolve noncovalent molecular bindings based on force-induced remnant magnetization spectroscopy.
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Two-dimensional layered composite photocatalysts

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10768-10777
DOI: 10.1039/C4CC02553A, Feature ArticleJingxiang Low, Shaowen Cao, Jiaguo Yu, Swelm Wageh
This feature article summarizes recent developments of 2D layered composite photocatalysts in photocatalytic hydrogen production, bacterial disinfection and pollutant degradation.
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Coupled chemical oscillators and emergent system properties

Chem. Commun. - 19 August, 2014 - 21:17

Chem. Commun., 2014, 50,10758-10767
DOI: 10.1039/C4CC00290C, Feature ArticleIrving R. Epstein
We review recent work on a variety of systems, from the nanometre to the centimetre scale, including microemulsions, microfluidic droplet arrays, gels and flow reactors, in which chemical oscillators interact to generate novel spatiotemporal patterns and/or mechanical motion.
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Loading of PPy on the surface of transition metal coordination polymer modified polyoxometalate (TMCP/POM): a feasible strategy to obtain visible light active and high quantum yields POM based photocatalyst

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13424-13433
DOI: 10.1039/C4DT01279H, PaperXinxin Xu, Xin Gao, Zhongping Cui, Xiaoxia Liu, Xia Zhang
PPy loaded TMCP/POM composite materials were fabricated successfully and display better photocatalytic activity than TMCP/POM under visible light irradiation.
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Linking Cr3 triangles through phosphonates and lanthanides: synthetic, structural, magnetic and EPR studies

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13242-13249
DOI: 10.1039/C4DT01264J, PaperKarzan H. Zangana, Eufemio Moreno Pineda, Inigo J. Vitorica-Yrezabal, Eric J. L. McInnes, Richard E. P. Winpenny
Reaction of oxo-centered Cr(III) triangles with a lanthanide salt and t-butylphosphonate leads to {Cr6Ln2} compounds. Magnetic and EPR studies show the ground state of the individual Cr triangles is S = 3/2 with little communication between them.
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1,1-Olefin-bridged bis-(2-indenyl) metallocenes of titanium and zirconium

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13219-13231
DOI: 10.1039/C4DT01583E, PaperJason G. M. Morton, Haif Al-Shammari, Yunshan Sun, Jiangtao Zhu, Douglas W. Stephan
Tetrasubstituted alkenes bearing geminal 2-indenyl substituents were synthesized and metallated to form a new class of ansa titanium and zirconium metallocene complexes containing a single sp2-hybridized carbon bridge.
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Synthesis of a poly-pendant 1-D chain based on 'trans-vanadium' bicapped, Keggin-type vanadtungstate and its photocatalytic properties

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01575D, PaperQing Lan, Zhi-Ming Zhang, Yang-Guang Li, Ying Lu, En-Bo Wang
A vanadtungstate cluster-based organic-inorganic hybrid material [NiL4VIVWVI10WV2O40(VIVO)2] was synthesized, which not only serves as an active photocatalyst for the degradation of dye molecules, but also exhibits selective photocatalytic degradation of cationic dyes in aqueous solution.
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Copper-catalyzed hydrophosphinations of styrenes in water at room temperature

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13196-13200
DOI: 10.1039/C4DT00993B, PaperNicholas A. Isley, Roscoe T. H. Linstadt, Eric D. Slack, Bruce H. Lipshutz
Copper-catalyzed hydrophosphinations of styrenyl systems in water, at room temperature is herein reported, enabled by our 'designer' surfactant TPGS-750-M.
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Preparation and properties of a calcium(II)-based molecular chain decorated with manganese(II) butterfly-like complexes

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13349-13357
DOI: 10.1039/C4DT01518E, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.A. C. Benniston, S. Melnic, C. Turta, A. B. Arauzo, J. Bartolome, E. Bartolome, R. W. Harrington, M. R. Probert
The room temperature reaction of [Mn2O2(bipy)4](ClO4)3 (bipy = 2,2[prime or minute]-bipyridine) with Ca(CHCl2COO)2 in methanol produced a yellow crystalline material.
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Mono- and bimetallic Ir(III) based catalysts for the homogeneous photocatalytic reduction of CO2 under visible light irradiation. New insights into catalyst deactivation

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13259-13269
DOI: 10.1039/C4DT01717J, PaperRichard O. Reithmeier, Simon Meister, Bernhard Rieger, Armin Siebel, Martin Tschurl, Ulrich Heiz, Eberhardt Herdtweck
The photocatalytic performance for the reduction of CO2 as well as deactivation pathways of novel mono- and bimetallic Ir(III) based catalysts are outlined.
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New mono- and diethynylsiloxysilsesquioxanes - efficient procedures for their synthesis

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13201-13207
DOI: 10.1039/C4DT01950D, PaperBeata Dudziec, Monika Rzonsowska, Bogdan Marciniec, Dariusz Brzakalski, Bartosz Wozniak
An elegant method for synthesis of a series of new mono- and diethynylsiloxysilsesquioxanes is presented. These compounds are formed via an efficient and highly selective one-pot process from silsesquioxanes with reactive Si-OH groups based on sequential condensation, hydrolysis, chlorination and substitution reactions.
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Remarkable luminescence enhancement of chloroplatinum(II) complexes of hexaethylene glycol methyl ether substituted 2,6-bis(benzimidazol-2[prime or minute]-yl)pyridine in water triggered by PF6-

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13174-13177
DOI: 10.1039/C4DT01243G, CommunicationJianjun Liang, Xiaorui Zheng, Lipeng He, Huanting Huang, Weifeng Bu
Upon addition of hexafluorophosphate salts, the nonemissive aqueous solution of a chloroplatinum(II) complex showed a remarkable luminescence enhancement.
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An insight into fluorescent transition metal complexes

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13159-13168
DOI: 10.1039/C4DT01098A, PerspectiveY. Y. Chia, M. G. Tay
Three types of fluorescent emissions were found in the transition metal complexes namely pure fluorescence, thermal activated delayed fluorescence and fluorescence-phosphorescence dual emissions. The characteristics of these fluorescent emissions are reviewed in this perspective.
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The effect of the regioisomeric naphthalimide acetylide ligands on the photophysical properties of N^N Pt(II) bisacetylide complexes

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13434-13444
DOI: 10.1039/C4DT01732C, PaperLianlian Liu, Caishun Zhang, Jianzhang Zhao
N^N Pt(II) complexes containing regioisomeric naphthalimide acetylide ligands were prepared and were found to show different photophysical properties.
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Versatile coordination chemistry of a bis(methyliminophosphoranyl)pyridine ligand on copper centres

Dalton Transactions - 19 August, 2014 - 04:17

Dalton Trans., 2014, 43,13399-13409
DOI: 10.1039/C4DT01794C, PaperThibault Cheisson, Audrey Auffrant
Hemilabile behaviour vs. pincer coordination mode.
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