Chem. Commun.

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Homologous size-extension of hybrid vanadate capsules - solid state structures, solution stability and surface deposition

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2265-2267
DOI: 10.1039/C3CC48541B, CommunicationMariyatra B. Mahimaidoss, Sergey A. Krasnikov, Lukas Reck, Camelia I. Onet, John M. Breen, Nianyong Zhu, Bartosz Marzec, Igor V. Shvets, Wolfgang Schmitt
The dimensions of hybrid vanadate capsules can be controlled through organophosphonate ligands. The solution-stability allows their deposition on the Au(111) surface giving rise to densely packed 2D assemblies.
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The [small beta][small beta][small alpha] fold of zinc finger proteins as a "natural" protecting group. Chemoselective synthesis of a DNA-binding zinc finger derivative

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2258-2260
DOI: 10.1039/C3CC47599A, CommunicationJessica Rodriguez, Jesus Mosquera, Olalla Vazquez, M. Eugenio Vazquez, Jose L. Mascarenas
We report the selective modification of cysteine residues engineered in peptides that have two additional cysteine residues as part of a Cys2His2 zinc finger motif.
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An unprecedented Pd-catalyzed trans-addition of boronic acids to ynamides

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2347-2349
DOI: 10.1039/C3CC49069F, CommunicationYuanfa Yang, Lina Wang, Jieni Zhang, Yali Jin, Gangguo Zhu
An unusual Pd-catalyzed trans-addition of boronic acids to ynamides has been realized in this paper, providing [small alpha],[small beta]-disubstituted enamides in good yields with excellent regio- and stereoselectivity.
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X-ray chemical imaging and the electronic structure of a single nanoplatelet Ni/graphene composite

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2282-2285
DOI: 10.1039/C3CC47008C, CommunicationChunyu Zhou, Jian Wang, Jerzy A. Szpunar
Local chemistry and electronic structure of Ni/graphene composite reveal that Ni is grown onto graphene substrates mainly via covalent bonding of Ni-C and Ni-O-C.
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Epoxidation of stilbene using supported gold nanoparticles: cumyl peroxyl radical activation at the gold nanoparticle surface

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2289-2291
DOI: 10.1039/C3CC48626E, CommunicationCharles-Oneil L. Crites, Geniece L. Hallet-Tapley, Maria Gonzalez-Bejar, J. C. Netto-Ferreira, Juan C. Scaiano
The catalytic epoxidation of stilbene on supported gold nanoparticles is coupled to solvent peroxidation that generates surface-bound reactive oxygen.
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Catalytic asymmetric conjugate addition of terminal alkynes to [small beta]-trifluoromethyl [small alpha],[small beta]-enones

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2275-2278
DOI: 10.1039/C3CC48508K, CommunicationAmparo Sanz-Marco, Andrea Garcia-Ortiz, Gonzalo Blay, Jose R. Pedro
The first enantioselective conjugate alkynylation of [small beta]-trifluoromethyl [small alpha],[small beta]-enones using terminal alkynes and a taniaphos-Cu(I) complex as catalyst is described.
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Iron(III)-mediated photocatalytic selective substitution of aryl bromine by chlorine with high chloride utilization efficiency

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2344-2346
DOI: 10.1039/C3CC48246D, CommunicationYing Wang, Lina Li, Hongwei Ji, Wanhong Ma, Chuncheng Chen, Jincai Zhao
Iron(III) photocatalysed conversion of aryl bromides to the corresponding chlorides with high selectivity and high chloride utilization efficiency.
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A copper(I)/copper(II)-salen coordination polymer as a bimetallic catalyst for three-component Strecker reactions and degradation of organic dyes

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2295-2297
DOI: 10.1039/C3CC47996J, CommunicationYun-Long Hou, Raymond Wai-Yin Sun, Xiao-Ping Zhou, Jun-Hao Wang, Dan Li
A copper(I)/copper(II)-salen coordination polymer prepared by solvothermal reactions shows prominent bimetallic catalytic activities towards three-component Strecker reactions and photodegradation of organic dyes under visible-light illumination.
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The spin state of a molecular adsorbate driven by the ferroelectric substrate polarization

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2255-2257
DOI: 10.1039/C3CC46892E, CommunicationXin Zhang, Tatiana Palamarciuc, Jean-Francois Letard, Patrick Rosa, Eduardo Vega Lozada, Fernand Torres, Luis G. Rosa, Bernard Doudin, Peter A. Dowben
The schematic changes in the unoccupied electronic structure with spin state, mediated by ferroelectric substrate polarization.
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High mitochondrial accumulation of new gadolinium(III) agents within tumour cells

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2252-2254
DOI: 10.1039/C3CC46903D, CommunicationDaniel E. Morrison, Jade B. Aitken, Martin D. de Jonge, Joseph A. Ioppolo, Hugh H. Harris, Louis M. Rendina
The first tumour-cell selective mitochondrial agents containing GdIII which can deliver greater than 1010 Gd atoms per tumour cell are reported.
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Iron(III) sulfate: a stable, cost effective electrode material for sodium ion batteries

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2249-2251
DOI: 10.1039/C3CC47557C, CommunicationChad W. Mason, Irina Gocheva, Harry E. Hoster, Denis Y. W. Yu
NASICON iron(III) sulfate has been demonstrated as a cost-effective sodium intercalation host, offering stable 3.2 V performance for hundreds of cycles.
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Discovering the pivotal role of carbonate in the formation of a bis-phenolate supported Co15 cluster

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2202-2204
DOI: 10.1039/C4CC00167B, CommunicationRoss McLellan, Julien Reze, Stephanie M. Taylor, Ruaraidh D. McIntosh, Euan K. Brechin, Scott J. Dalgarno
The synthesis of a Co15 cluster is dependent on the in situ formation of CO32- and bis-phenolate ligands mimicking tetrahomodioxacalix[4]arene.
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Trigonal bipyramidal 5d-4f molecules with SMM behavior

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2177-2179
DOI: 10.1039/C3CC49124B, CommunicationMohamed R. Saber, Kim R. Dunbar
A family of trigonal bipyramidal (TBP) 5d-4f cyanide bridged aggregates have been synthesized that exhibit slow relaxation of the magnetization below 4 K as indicated by a signal in the out-of-phase ac susceptibility data under zero field.
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Catalytic asymmetric [3+2] cycloaddition of aromatic aldehydes with oxiranes by C-C bond cleavage of epoxides: highly efficient synthesis of chiral 1,3-dioxolanes

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2161-2163
DOI: 10.1039/C3CC48606K, CommunicationWeiliang Chen, Lili Lin, Yunfei Cai, Yong Xia, Weidi Cao, Xiaohua Liu, Xiaoming Feng
A novel and efficient N,N[prime or minute]-dioxide-Gd(III) complex was developed for the highly diastereo- and enantioselective [3+2] cycloaddition of aryl oxiranyl diketones and aldehydes via C-C bond cleavage of oxiranes.
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Unique reactivity in Pt/CNT catalyzed hydrolytic dehydrogenation of ammonia borane

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2142-2144
DOI: 10.1039/C3CC48027E, CommunicationWenyao Chen, Jian Ji, Xuezhi Duan, Gang Qian, Ping Li, Xinggui Zhou, De Chen, Weikang Yuan
The electron-deficient defects on CNT surfaces remarkably enhance the Pt catalytic activity in AB hydrolysis.
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Facile fabrication of crack-free large-area 2D WO3 inverse opal films by a 'dynamic hard-template' strategy on ITO substrates

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2184-2186
DOI: 10.1039/C3CC48558G, CommunicationHua Li, Jolaine Theriault, Bruno Rousselle, Balaji Subramanian, Jacques Robichaud, Yahia Djaoued
A 'dynamic hard-template' infiltration strategy is developed to obtain crack-free large-area two dimensional WO3 inverse opal films on ITO substrates.
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Consistent changes in electronic states and photocatalytic activities of metal (Au, Pd, Pt)-modified TiO2 studied by far-ultraviolet spectroscopy

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2117-2119
DOI: 10.1039/C3CC48446G, CommunicationIchiro Tanabe, Yukihiro Ozaki
TiO2 and TiO2 modified with metal (Pt, Pd, and Au) nanoparticles showed consistent changes in electronic states and photocatalytic activities.
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Acceptor-acceptor type isoindigo-based copolymers for high-performance n-channel field-effect transistors

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2180-2183
DOI: 10.1039/C3CC48013E, CommunicationGyoungsik Kim, A-Reum Han, Hae Rang Lee, Junghoon Lee, Joon Hak Oh, Changduk Yang
Two acceptor-acceptor (A-A) type copolymers (PIIG-BT and PIIG-TPD) with backbones composed exclusively of electron-deficient units are designed and synthesized.
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A cyano-bridged single-chain magnet featuring alternate high- and low-spin manganese(III) porphyrins

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2120-2122
DOI: 10.1039/C3CC48117D, CommunicationXi Chen, Shu-Qi Wu, Ai-Li Cui, Hui-Zhong Kou
A novel cyano-bridged linear Mn(III) complex with alternate high-spin [Mn(TPP)]+ and low-spin [Mn(TPP)(CN)2]- moieties displays intermetallic ferromagnetic interaction and single-chain magnetic behaviour.
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The liquid phase epitaxy approach for the successful construction of ultra-thin and defect-free ZIF-8 membranes: pure and mixed gas transport study

2 February, 2014 - 21:54

Chem. Commun., 2014, 50,2089-2092
DOI: 10.1039/C3CC47495J, CommunicationOsama Shekhah, Raja Swaidan, Youssef Belmabkhout, Marike du Plessis, Tia Jacobs, Leonard J. Barbour, Ingo Pinnau, Mohamed Eddaoudi
Ultrathin, continuous and defect-free ZIF-8 membranes were constructed, through which the permeation of different gas pair systems was studied.
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