Chem. Commun.

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An optimised scalable synthesis of H2O@C60 and a new synthesis of H2@C60

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13037-13040
DOI: 10.1039/C4CC06198E, CommunicationAndrea Krachmalnicoff, Malcolm H. Levitt, Richard J. Whitby
New efficient and practical routes to H2O@C60, D2O@C60 and H2@C60 are described.
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Mechanism of action of the uridyl peptide antibiotics: an unexpected link to a protein-protein interaction site in translocase MraY

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13023-13025
DOI: 10.1039/C4CC06516F, CommunicationMaria T. Rodolis, Agnes Mihalyi, Christian Ducho, Kornelia Eitel, Bertolt Gust, Rebecca J. M. Goss, Timothy D. H. Bugg
The pacidamycin and muraymycin uridyl peptide antibiotics show some structural resemblance to an Arg-Trp-x-x-Trp sequence motif for protein-protein interaction between bacteriophage [curly or open phi]X174 protein E and E. coli translocase MraY.
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eMethylsorb: electrochemical quantification of DNA methylation at CpG resolution using DNA-gold affinity interactions

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13153-13156
DOI: 10.1039/C4CC06732K, CommunicationAbu Ali Ibn Sina, Sidney Howell, Laura G. Carrascosa, Sakandar Rauf, Muhammad J. A. Shiddiky, Matt Trau
Base dependent affinity interaction of DNA with gold has been utilised to electrochemically quantify the methylation status of bisulphite treated DNA samples.
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A high-performance electrocatalyst for oxygen evolution reactions based on electrochemical post-treatment of ultrathin carbon layer coated cobalt nanoparticles

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13019-13022
DOI: 10.1039/C4CC05953K, CommunicationQingqing Xiao, Yuxia Zhang, Xin Guo, Lin Jing, Zhiyu Yang, Yifei Xue, Yi-Ming Yan, Kening Sun
A simple electrochemical post-treatment of an ultrathin carbon layer coated metallic cobalt hybrid (Co@C) generates an ECPT-Co@C hybrid as a novel OER electrocatalyst with excellent activity.
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Metal ion promoted tautomerization and C-N bond cleavage: conversion of catechol to a p-benzoquinone derivative

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13073-13076
DOI: 10.1039/C4CC05286B, CommunicationPinaki Saha, Amit Saha Roy, Thomas Weyhermuller, Prasanta Ghosh
Metal ion promoted conversion of catechol to a p-quinone derivative is reported.
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Synthesis of N-aryl-1-aminoindoles via intermolecular redox amination

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13056-13058
DOI: 10.1039/C4CC06369D, CommunicationKinthada Ramakumar, Jon A. Tunge
A redox amination strategy was developed for the synthesis of N-aryl-1-aminoindoles by N-N bond formation.
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A small-sized graphene oxide supramolecular assembly for targeted delivery of camptothecin

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13066-13069
DOI: 10.1039/C4CC04533E, CommunicationYing-Ming Zhang, Yu Cao, Yang Yang, Jia-Tong Chen, Yu Liu
A conjugated delivery system consisting of [small beta]-cyclodextrin modified graphene oxide, hyaluronated adamantane, and camptothecin was constructed, displaying a satisfactory stability and a higher curative effect toward tumor cells.
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Metal-metal redox synergy in selective B-H activation of ortho-carborane-9,12-dithiolate

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13077-13080
DOI: 10.1039/C4CC06171C, CommunicationXiaolei Zhang, Zhiwen Zhou, Hong Yan
Metal-metal redox synergy is introduced, for the first time, for B-H functionalization of inert dicarba-dodecaboranes under mild conditions in high yields.
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A microporous six-fold interpenetrated hydrogen-bonded organic framework for highly selective separation of C2H4/C2H6

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13081-13084
DOI: 10.1039/C4CC05506C, CommunicationPeng Li, Yabing He, Hadi D. Arman, Rajamani Krishna, Hailong Wang, Linhong Weng, Banglin Chen
A unique six-fold interpenetrated hydrogen-bonded organic framework (HOF-4) has been constructed for highly selective separation of C2H4/C2H6 at room temperature and normal pressure.
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Genetically encoded unstrained olefins for live cell labeling with tetrazine dyes

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13085-13088
DOI: 10.1039/C4CC06435F, CommunicationYan-Jiun Lee, Yadagiri Kurra, Yanyan Yang, Jessica Torres-Kolbus, Alexander Deiters, Wenshe R. Liu
A number of non-canonical amino acids (NCAAs) with unstrained olefins are genetically encoded using mutant pyrrolysyl-tRNA synthetase-tRNAPylCUA pairs for catalyst-free labeling with tetrazine dyes.
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Graphene oxide membranes with tunable permeability due to embedded carbon dots

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13089-13092
DOI: 10.1039/C4CC05295A, CommunicationWentai Wang, Ehsan Eftekhari, Guangshan Zhu, Xiwang Zhang, Zifeng Yan, Qin Li
CDs-GO membranes with tunable permeation were fabricated by embedding carbon dots (CDs) between graphene oxide (GO) nanosheets.
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The crucial roles of MgCl2 as a non-innocent additive in the Ni-catalyzed carboxylation of benzyl halide with CO2

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13026-13029
DOI: 10.1039/C4CC04962D, CommunicationFareed Bhasha Sayyed, Shigeyoshi Sakaki
MgCl2 accelerates the CO2 insertion as a non-innocent additive and the one-electron reduction process as one reagent in the Ni-catalyzed carboxylation of benzyl chloride with CO2.
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Sensitive quantification of messenger RNA with a real-time ligase chain reaction by using a ribonucleotide-modified DNA probe

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13093-13095
DOI: 10.1039/C4CC05102E, CommunicationYanlei Hu, Hongxia Jia, Yucong Wang, Yongqiang Cheng, Zhengping Li
A highly sensitive and specific mRNA assay is developed with a real-time fluorescence LCR by using a ribonucleotide-modified DNA probe.
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The role of carbonate as a catalyst of Fenton-like reactions in AOP processes: CO3[radical dot]- as the active intermediate

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13096-13099
DOI: 10.1039/C4CC05852F, CommunicationAriela Burg, Dror Shamir, Inna Shusterman, Haya Kornweitz, Dan Meyerstein
The reaction Co(H2O)62+ + H2O2 proceeds via a transient that decomposes into CoII(H2O)(OOH)(OH)2 + CO3[radical dot]-. Plausible biological implications are pointed out.
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A short synthetic route towards merosesquiterpenes with a benzoxanthene skeleton

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13100-13102
DOI: 10.1039/C4CC05116E, CommunicationAntonio Fernandez, Esteban Alvarez, Ramon Alvarez-Manzaneda, Rachid Chahboun, Enrique Alvarez-Manzaneda
A short synthetic sequence for the preparation of merosesquiterpenes with a benzoxanthene skeleton starting from (-)-sclareol is reported. The D ring of the target compound is obtained through a Diels-Alder cycloaddition.
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One-pot synthesized DNA-templated Ag/Pt bimetallic nanoclusters as peroxidase mimics for colorimetric detection of thrombin

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13103-13106
DOI: 10.1039/C4CC05339G, CommunicationCheng Zheng, Ai-Xian Zheng, Bo Liu, Xiao-Long Zhang, Yu He, Juan Li, Huang-Hao Yang, Guonan Chen
One-pot synthesized DNA-templated Ag/Pt bimetallic nanoclusters possess highly-efficient peroxidase-like catalytic activity and are applied to design a colorimetric aptasensor for the protein detection with high sensitivity and selectivity.
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Tb3+-triggered luminescence in a supramolecular gel and its use as a fluorescent chemoprobe for proteins containing alanine

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13107-13110
DOI: 10.1039/C4CC06074A, CommunicationSung Ho Jung, Ka Young Kim, Dong Kyun Woo, Shim Sung Lee, Jong Hwa Jung
A tetracarboxylic acid-appended thiacalix[4]arene-based ligand with Tb3+ formed a supramolecular gel which showed novel fluorogenic sensor capability for probing alanine and proteins containing alanine.
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Acidic microenvironment triggered release of a Cys probe from the cavity of a water-soluble pillar[5]arene

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13114-13116
DOI: 10.1039/C4CC05935B, CommunicationPi Wang, Zhengtao Li, Xiaofan Ji
A Cys probe is prepared. It can be included into the cavity of a water-soluble pillar[5]arene. This WP5[superset]probe complex shows no response toward Cys under neutral conditions in water, while the release of the Cys probe can be realized in an acidic microenvironment.
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Playing peekaboo with graphene oxide: a scanning electrochemical microscopy investigation

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13117-13120
DOI: 10.1039/C4CC06368F, CommunicationStefania Rapino, Emanuele Treossi, Vincenzo Palermo, Massimo Marcaccio, Francesco Paolucci, Francesco Zerbetto
Electrostatic interactions with the molecular mediator control imaging of graphene oxide by scanning electrochemical microscopy.
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Chemical Reaction-Induced Multi-molecular Polarization (CRIMP)

5 October, 2014 - 09:54

Chem. Commun., 2014, 50,13030-13033
DOI: 10.1039/C4CC06199C, CommunicationY. Lee, N. M. Zacharias, D. Piwnica-Worms, P. K. Bhattacharya
Here we present a novel hyperpolarization method, Chemical Reaction-Induced Multi-molecular Polarization (CRIMP), which could be applied to the study of several in vivo processes simultaneously including glycolysis, TCA cycle, fatty acid synthesis and pH mapping.
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