Chem. Commun.

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A short synthetic route towards merosesquiterpenes with a benzoxanthene skeleton

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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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Local visualization of catalytic activity at gas evolving electrodes using frequency-dependent scanning electrochemical microscopy

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06100D, CommunicationXingxing Chen, Artjom Maljusch, Rosalba A. Rincon, Alberto Battistel, Aliaksandr S. Bandarenka, Wolfgang Schuhmann
A new concept for the localized characterization of gas evolving electrodes based on scanning electrochemical microscopy (SECM) is suggested.
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Acidic microenvironment triggered release of a Cys probe from the cavity of a water-soluble pillar[5]arene

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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)

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
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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CO2 and SO2 activation by a Cr-Cr quintuple bond

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05071A, CommunicationAwal Noor, Sadaf Qayyum, Tobias Bauer, Stefan Schwarz, Birgit Weber, Rhett Kempe
A quintuply bonded dichromium complex stabilized by aminopyridinato ligands activates CO2 and SO2 by reducing the (formal) bond order of the metal-metal bonds.
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Highly effective yet simple transmembrane anion transporters based upon ortho-phenylenediamine bis-ureas

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12050-12053
DOI: 10.1039/C4CC05519E, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Louise E. Karagiannidis, Cally J. E. Haynes, Katie J. Holder, Isabelle L. Kirby, Stephen J. Moore, Neil J. Wells, Philip A. Gale
Simple, highly fluorinated receptors are shown to function as effective transmembrane anion transporters with the most active transporters rivalling the transport efficacy of natural anion transporter prodigiosin for chloride/bicarbonate antiport.
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p-Toluenesulphonic acid-promoted, I2-catalysed sulphenylation of pyrazolones with aryl sulphonyl hydrazides

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05237D, CommunicationXia Zhao, Lipeng Zhang, Tianjiao Li, Guiyan Liu, Haomeng Wang, Kui Lu
A p-toluenesulphonic acid promoted, iodine catalyzed direct sulphenylation reaction of pyrazolones with aryl sulphonyl hydrazides has been developed.
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A six-component metallosupramolecular pentagon via self-sorting

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12189-12192
DOI: 10.1039/C4CC05465B, CommunicationManik Lal Saha, Nikita Mittal, Jan W. Bats, Michael Schmittel
The six-component pentagon P1 with its five dynamic vertices was conceived on the basis of three different orthogonal metal complex units in a 1-fold completive self-sorting of four linear ligands and two metal ions without using directional bonding.
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A highly active PtCu3 intermetallic core-shell, multilayered Pt-skin, carbon embedded electrocatalyst produced by a scale-up sol-gel synthesis

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05637J, CommunicationM. Bele, P. Jovanovic, A. Pavlisic, B. Jozinovic, M. Zorko, A. Recnik, E. Chernyshova, S. Hocevar, N. Hodnik, M. Gaberscek
We present a novel, scaled-up sol-gel synthesis which enables one to produce 20 g batches of highly active and stable carbon supported PtCu3 nanoparticles as cathode materials for low temperature fuel cell application.
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Chemical modification of temoporfin - a second generation photosensitizer activated using upconverting nanoparticles for singlet oxygen generation

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12150-12153
DOI: 10.1039/C4CC05867D, CommunicationQ. Yu, E. M. Rodriguez, R. Naccache, P. Forgione, G. Lamoureux, F. Sanz-Rodriguez, D. Scheglmann, J. A. Capobianco
We have successfully prepared a nanoconstruct m-THPC-MBA-LiYF4:Tm3+/Yb3+-UCNPs capable of performing photodynamic therapy upon irradiation using 980 nm light.
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Generation of aminoborane monomers RR[prime or minute]N[double bond, length as m-dash]BH2 from amine-boronium cations [RR[prime or minute]NH-BH2L]+: metal catalyst-free formation of polyaminoboranes at ambient temperature

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12146-12149
DOI: 10.1039/C4CC05145A, CommunicationOwen J. Metters, Andy M. Chapman, Alasdair P. M. Robertson, Christopher H. Woodall, Paul J. Gates, Duncan F. Wass, Ian Manners
Amine-boronium cations function as precursors to aminoborane monomers, oligomers and polymers.
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Catalytic imine-imine cross-coupling reactions

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06156J, CommunicationMasatoshi Matsumoto, Masashi Harada, Yasuhiro Yamashita, Shu Kobayashi
Base-catalyzed efficient imine-imine cross-coupling reactions using an imine bearing 9-fluorenyl moiety have been developed.
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N,S-Dimethyldithiocarbamyl oxalates as precursors for determining kinetic parameters for oxyacyl radicals

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12040-12042
DOI: 10.1039/C4CC06132B, CommunicationSara H. Kyne, Carl H. Schiesser
N,S-Dimethyldithiocarbamyl oxalates are novel, readily prepared precursors to oxyacyl radicals that are more suitable for kinetic studies than existing precursors.
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Monitoring ATP hydrolysis and ATPase inhibitor screening using 1H NMR

19 September, 2014 - 06:54

Chem. Commun., 2014, 50,12037-12039
DOI: 10.1039/C4CC04399E, CommunicationBingqian Guo, Pinar S. Gurel, Rui Shu, Henry N. Higgs, Maria Pellegrini, Dale F. Mierke
A novel method to measure enzymatic ATP hydrolysis kinetics using 1H NMR and perform ATPase inhibitor screening.
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Molybdenum carbide stabilized on graphene with high electrocatalytic activity for hydrogen evolution reaction

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05698A, CommunicationLin Feng Pan, Yu Hang Li, Shuang Yang, Peng Fei Liu, Ming Quan Yu, Hua Gui Yang
Molybdenum carbide stabilized by a carbon layer on graphene exhibits excellent electrocatalytic activity for the hydrogen evolution reaction.
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A redox active triad nanorod constructed from covalently interlinked organo-hexametalates

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06297C, CommunicationAruuhan Bayaguud, Jin Zhang, Rao Naumaan Nasim Khan, Jian Hao, Yongge Wei
A photoactive nanorod-like inorganic-organic hybrid compound based on polyoxometalate architectures and organic linkers has been successfully synthesized.
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A cellulose based hydrophilic, oleophobic hydrated filter for water/oil separation

19 September, 2014 - 06:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04817B, CommunicationKathleen Rohrbach, Yuanyuan Li, Hongli Zhu, Zhen Liu, Jiaqi Dai, Julia Andreasen, Liangbing Hu
A nanofibrillated cellulose modified all cellulose paper filter was fabricated for water/oil separation with efficiency [greater-than-or-equal]99% under gravitational force.
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