Chem. Commun.

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Dioxygen activation and two consecutive oxidative decarboxylations of phenylpyruvate by nonheme iron(II) complexes: functional models of hydroxymandelate synthase (HMS) and CloR

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7681-7684
DOI: 10.1039/C5CC01652E, CommunicationDebobrata Sheet, Shrabanti Bhattacharya, Tapan Kanti Paine
Iron(II)-phenylpyruvate complexes of facial tridentate ligands react with dioxygen to undergo two consecutive oxidative decarboxylations to form benzoic acid via mandelic acid.
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Zirconium catalysed intermolecular hydroamination reactions of secondary amines with alkynes

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7633-7636
DOI: 10.1039/C5CC01780G, CommunicationQiu Sun, Yaorong Wang, Dan Yuan, Yingming Yao, Qi Shen
The first example of group 4 metal catalysts capable of mediating intermolecular hydroamination reactions of secondary aromatic amines is reported.
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Ground to conduct: mechanochemical synthesis of a metal-organic framework with high proton conductivity

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7637-7640
DOI: 10.1039/C5CC01789K, CommunicationDariusz Matoga, Marcin Oszajca, Marcin Molenda
A high proton-conducting metal-organic framework (PCMOF) is prepared for the first time by economical and environmentally-friendly mechanochemistry.
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Semiconductor-enhanced Raman scattering for highly robust SERS sensing: the case of phosphate analysis

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7641-7644
DOI: 10.1039/C5CC02395E, CommunicationWei Ji, Wei Song, Ichiro Tanabe, Yue Wang, Bing Zhao, Yukihiro Ozaki
Quantitative analysis of phosphate anions was achieved by measurement of "turn-off" SERS based on the first-layer effect of a chemical mechanism.
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Remarkably stable chelating bis-N-heterocyclic carbene adducts of phosphorus(I) cations

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7741-7744
DOI: 10.1039/C5CC00331H, CommunicationJustin F. Binder, Ala'aeddeen Swidan, Martin Tang, Jennifer H. Nguyen, Charles L. B. Macdonald
Treatment of triphosphenium precursors with bidentate bis-N-heterocyclic carbenes generates remarkably stable phosphamethine cyanine dyes with useful chemical and physical properties.
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Carbon cladded TiO2 nanotubes: fabrication and use in 3D-RuO2 based supercapacitors

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7614-7617
DOI: 10.1039/C5CC00728C, CommunicationZhi-Da Gao, Xu Zhu, Ya-Hang Li, Xuemei Zhou, Yan-Yan Song, Patrik Schmuki
We introduce a highly conformal coating of self-organized TiO2 nanotubes with a graphite-like, thin carbon layer. Such modified nanotubes can serve as a highly conductive 3D structure or scaffold for defined modifications. Here we show highly defined RuO2 modification and the use as a high yield, stable supercapacitor.
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A facile and efficient synthesis of polystyrene/gold-platinum composite particles and their application for aerobic oxidation of alcohols in water

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7721-7724
DOI: 10.1039/C5CC01053E, CommunicationYunxing Li, Yan Gao, Cheng Yang
Herein a facile and effective synthesis of the polystyrene/gold-platinum composite particles with high catalytic activity and good recyclability for aerobic oxidation of 1-phenylethanol under mild conditions is reported.
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Highly efficient and stable photocatalytic reduction of CO2 to CH4 over Ru loaded NaTaO3

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7645-7648
DOI: 10.1039/C5CC01124H, CommunicationMu Li, Peng Li, Kun Chang, Tao Wang, Lequan Liu, Qing Kang, Shuxin Ouyang, Jinhua Ye
An efficient and stable photocatalytic activity was obtained over NaTaO3 by introducing electron donor (H2) into the CO2 reduction process with water and loaded Ru as cocatalysts. The main effect of the electron donor was found to release the peroxide intermediates of the half reaction for water oxidation.
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Rhodium-catalysed synthesis of multi-substituted silylindenes from aryl alkynes and hydrosilanes via C-H bond activation

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7685-7688
DOI: 10.1039/C5CC01569C, CommunicationShunsuke Sueki, Yoichiro Kuninobu
We successfully developed rhodium-catalysed synthesis of multi-substituted silylindenes from 2 equivalents of aryl alkynes and 1 equivalent of hydrosilanes in moderate to good yields via C-H bond activation for the first time.
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A hybrid adsorbent/visible light photocatalyst for the abatement of microcystin-LR in water

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7649-7652
DOI: 10.1039/C5CC01520K, CommunicationM. Dlugosz, A. Kwiecien, P. Zmudzki, B. Bober, J. Krzek, J. Bialczyk, M. Nowakowska, K. Szczubialka
A hybrid adsorbent/photocatalyst was obtained and used for the removal of microcystin-LR, a potent toxin, from water via adsorption and photocatalyzed oxidation with singlet oxygen.
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A bioelectronic system for insulin release triggered by ketone body mimicking diabetic ketoacidosis in vitro

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7618-7621
DOI: 10.1039/C5CC01498K, CommunicationMaria Gamella, Nataliia Guz, Jose M. Pingarron, Roshanak Aslebagh, Costel C. Darie, Evgeny Katz
A bioelectronic system was activated with a biomarker of diabetic ketoacidosis to release insulin operating as a Sense-and-Act device.
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Sequential one-pot multienzyme (OPME) synthesis of lacto-N-neotetraose and its sialyl and fucosyl derivatives

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7689-7692
DOI: 10.1039/C5CC01330E, CommunicationCongcong Chen, Yan Zhang, Mengyang Xue, Xian-wei Liu, Yanhong Li, Xi Chen, Peng George Wang, Fengshan Wang, Hongzhi Cao
A highly efficient sequential one-pot multienzyme (OPME) approach for the synthesis of lacto-N-neotetraose (LNnT) and its derivatives at preparative scale was reported.
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Stereocontrolled synthesis of vicinally functionalized piperidines by nucleophilic [small beta]-addition of alkyllithiums to [small alpha]-aryl substituted piperidine enecarbamates

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7653-7656
DOI: 10.1039/C5CC01307K, CommunicationTimothy K. Beng, Hironori Takeuchi, Manuel Weber, Richmond Sarpong
Substituted piperidines are emerging as important medicinally-active structural motifs.
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3,4,9,10-Perylenetetracarboxylic acid/o-phenylenediamine nanomaterials as novel redox probes for electrochemical aptasensor systems based on an Fe3O4 magnetic bead as a nonenzymatic catalyst

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7657-7660
DOI: 10.1039/C5CC00684H, CommunicationYuanyuan Chang, Shunbi Xie, Yaqin Chai, Yali Yuan, Ruo Yuan
A novel redox probe 3,4,9,10-perylenetetracarboxylic acid/o-phenylenediamine was applied in an electrochemical aptasensor to detect thrombin based on an Fe3O4 magnetic bead as a nonenzymatic catalyst.
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Covalent incorporation of the surfactant into high internal phase emulsion templated polymeric foams

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7725-7728
DOI: 10.1039/C4CC09199J, CommunicationSebastijan Kovacic, Florian Preishuber-Pflugl, David Pahovnik, Ema Zagar, Christian Slugovc
This paper describes a "one pot" approach where intrinsically hydrophobic polymer foams are turned more hydrophilic by covalent incorporation of the surfactant.
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Investigating dendrites and side reactions in sodium-oxygen batteries for improved cycle lives

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7665-7668
DOI: 10.1039/C5CC00825E, CommunicationXuanxuan Bi, Xiaodi Ren, Zhongjie Huang, Mingzhe Yu, Eric Kreidler, Yiying Wu
Sodium dendrites and side reactions were investigated in the sodium-oxygen batteries, the cyclability of which was greatly improved by a sodium ion selective polymer membrane.
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[small beta],[gamma]-Bis-substituted PNA with configurational and conformational switch: preferred binding to cDNA/RNA and cell-uptake studies

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7693-7696
DOI: 10.1039/C5CC00891C, CommunicationTanaya Bose, Anjan Banerjee, Smita Nahar, Souvik Maiti, Vaijayanti A. Kumar
[small beta],[gamma]-Bis-methoxymethyl and [small beta],[gamma]-bis-hydroxymethyl PNA show highly differential binding properties while interacting with cDNA/cRNA and can access intracellular space.
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Spontaneous assembly of silylethane-thiol derivatives on Au(111): a chemically robust thiol protecting group as the precursor for the direct formation of aromatic gold thiolate monolayers

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7622-7625
DOI: 10.1039/C5CC00600G, CommunicationClaude Niebel, Francois Calard, Thibaut Jarrosson, Jean-Pierre Lere-Porte, Tony Breton, Francoise Serein-Spirau
SAMs on gold were directly obtained from aromatic derivatives presenting robust silylethane-thiol groups as anchoring agents.
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(E)-Specific direct Julia-olefination of aryl alcohols without extra reducing agents promoted by bases

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7729-7732
DOI: 10.1039/C5CC01965F, CommunicationChuan-Zhi Yao, Qiang-Qiang Li, Mei-Mei Wang, Xiao-Shan Ning, Yan-Biao Kang
(E)-Specific direct Julia-olefination of aryl alcohols promoted by bases: a strategy of self-hydride transferring redox process.
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Polypyrrole encapsulation on flower-like porous NiO for advanced high-performance supercapacitors

21 April, 2015 - 11:17

Chem. Commun., 2015, 51,7669-7672
DOI: 10.1039/C5CC00965K, CommunicationWenjing Ji, Junyi Ji, Xinghong Cui, Jianjun Chen, Daijun Liu, Hua Deng, Qiang Fu
A 3D flower-like porous NiO@polypyrrole composite is prepared to investigate the role of PPy coating for high-performance supercapacitors.
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