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Structure of catalyst particles from in-situ electron microscopy: a web themed issue

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC90211D, EditorialFranklin (Feng) Tao, Eric A. Stach, Nigel D. Browning
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A six-component metallosupramolecular pentagon via self-sorting

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
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

Chem. Commun. - 3 hours 31 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05637J, CommunicationMarjan Bele, Primoz Jovanovic, Andraz Pavlisic, Barbara Jozinovic, Milena Zorko, Aleksander Recnik, Elena Tchernychova, Stanko Hocevar, Nejc Hodnik, Miran Gaberscek
We present a novel scale-up sol-gel synthesis to produce 20 g batches of highly active and stable carbon supported PtCu nanoparticles as a cathode material in low temperature fuel cell....
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Isolation of stable non cyclic 1,2-Disulfoxides. Revisiting the thermolysis of S-aryl sulfinimines

Chem. Commun. - 3 hours 31 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05751A, Communicationjose souto, William Lewis, Robert Stockman
Tales of the unexpected: The thermolysis of S-aryl sulfinimines is shown to generate 1,2-disulfoxides and disulfides via initial Cope elimination, dimerisation of the produced sulfenic acid to a thiosulfinate, and...
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Proof-of-Principle Direct Double Cyclisation of a Linear C15-Precursor to a Dibrominated Bicyclic Medium-Ring Ether Relevant to Laurencia Species

Chem. Commun. - 3 hours 31 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06402J, CommunicationD. Christopher Braddock, Dan-Tiberiu Sbircea
Bicyclic dibrominated C15 medium-ring ether hexahydrolaureoxanyne was produced directly from an acyclic model C15-epoxide when treated with NBS with water as the solvent.
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Chemical modification of temoporfin - a second generation photosensitizer activated using upconverting nanoparticles for singlet oxygen generation

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
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

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
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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Enantioselective Iodolactonization of Allenoic Acids

Chem. Commun. - 3 hours 31 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05414H, CommunicationKenichi Murai, Nozomi Shimizu, Hiromichi Fujioka
An enantioselective iodolactonization reaction of allenoic acids has been developed using trisimidazoline catalyst and I2. Our mechanistic study suggests the involvement of a [small pi]-allyl cation intermediate in this reaction system.
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On the coordination chemistry of phosphinecarboxamide: assessing ligand basicity

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06094F, CommunicationM. B. Geeson, A. R. Jupp, J. E. McGrady, J. M. Goicoechea
We describe the coordination chemistry of the primary phosphine PH2C(O)NH2 (phosphinecarboxamide) to form the novel complexes W(CO)5(PH2C(O)NH2) (1) and cis-Mo(CO)4(PH2C(O)NH2)2 (2).
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An interlaced silver vanadium oxide-graphene hybrid with high structural stability for use in lithium ion batteries

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05065G, CommunicationJiwen Qin, Wei Lv, Zhengjie Li, Baohua Li, Feiyu Kang, Quan-Hong Yang
Graphene as a two-dimensional substrate directs the growth of silver vanadium oxide (SVO) forming a hybrid with an interlaced structure which shows improved cycling stability as the cathode of Li-ion batteries.
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A single molecular probe for multi-analyte (Cr3+, Al3+ and Fe3+) detection in aqueous medium and its biological application

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04731A, CommunicationJunfeng Wang, Yingbo Li, Nikul G. Patel, Ge Zhang, Demin Zhou, Yi Pang
An ESIPT-based fluorescent sensor 1 was developed, which could simultaneously detect trivalent metal ions Cr3+, Al3+ and Fe3+ in aqueous medium.
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N-Heterocyclic carbene-catalyzed double acylation of enones with benzils

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05436A, CommunicationKen Takaki, Akira Ohno, Makoto Hino, Takashi Shitaoka, Kimihiro Komeyama, Hiroto Yoshida
Thiazolium carbene-catalyzed reaction of aromatic 1,2-diketones with enones in aprotic solvents gave double acylation products in good yields, whereas hydroacylation products were not detected at all.
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A new aerogel based CO2 adsorbent developed using a simple sol-gel method along with supercritical drying

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06424K, CommunicationYong Kong, Guodong Jiang, Maohong Fan, Xiaodong Shen, Sheng Cui, Armistead G. Russell
A new and high-performance aerogel adsorbent for CO2 capture was developed using a one-step sol-gel process along with solvent exchange and supercritical drying (SCD). The resulting adsorbent is regenerable, and dynamic or has a high CO2 adsorption rate.
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Oligopeptide-decorated liquid crystal droplets for detecting proteases

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04651J, CommunicationChung-Yun Chang, Chih-Hsin Chen
We prepared the oligopeptide-decorated liquid crystal (LC) droplets for detecting proteases through the transition of LC configuration inside the droplets.
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Electron-spin excitation by implanting hydrogen into metallofullerene: the synthesis and spectroscopic characterization of Sc4C2H@Ih-C80

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05783J, CommunicationYongqiang Feng, Taishan Wang, Jingyi Wu, Zhuxia Zhang, Li Jiang, Hongbin Han, Chunru Wang
A spin-active hydrogen-containing metallofullerene, Sc4C2H@C80, with a nested structure was synthesized and investigated.
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19 F magnetic resonance probes for live-cell detection of peroxynitrite using an oxidative decarbonylation reaction

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04292A, CommunicationKevin J. Bruemmer, Sara Merrikhihaghi, Christina T. Lollar, Siti Nur Sarah Morris, Johannes H. Bauer, Alexander R. Lippert
We have developed 19F NMR probes for non-invasive monitoring of ONOO- produced by A549 cells using novel oxidative decarbonylation chemistry.
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Direct coupling of carbenium ions with indoles and anilines for the synthesis of cationic [small pi]-conjugated dyes

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05193A, CommunicationRemi Vanel, Francois-Alexandre Miannay, Eric Vauthey, Jerome Lacour
Direct C-C bond formation occurs between tris-(2,6-dimethoxyphenyl)carbenium ions and indoles-anilines yielding cationic push-pull dyes that present a strong hyper- and bathochromism.
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Electrocatalytic O2 reduction by a monolayer of hemin: the role of pKa of distal and proximal oxygen of a FeIII-OOH species in determining reactivity

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03886J, CommunicationSohini Mukherjee, Sabyasachi Bandyopadhyay, Sudipta Chatterjee, Abhishek Dey
Investigation of the proton coupled electron transfer steps involved in electrocatalytic ORR by hemin modified electrodes allows the determination of pKas of the proximal and distal oxygen atoms of a rate determining FeIII-OOH species.
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A click chemistry strategy for visualization of plant cell wall lignification

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04692G, CommunicationYuki Tobimatsu, Dorien Van de Wouwer, Eric Allen, Robert Kumpf, Bartel Vanholme, Wout Boerjan, John Ralph
Monolignol mimics bearing chemical reporter tags and bioorthogonal click chemistry were commissioned to visualize plant cell wall lignins in vivo.
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Discovery of a new fluorescent light-up probe specific to parallel G-quadruplexes

Chem. Commun. - 3 hours 31 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05394J, CommunicationShuo-Bin Chen, Wei-Bin Wu, Ming-Hao Hu, Tian-Miao Ou, Lian-Quan Gu, Jia-Heng Tan, Zhi-Shu Huang
A sensitive probe was developed for the detection of parallel G-quadruplexes without affecting their topology or thermal stability.
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