Chem. Commun.

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19 F magnetic resonance probes for live-cell detection of peroxynitrite using an oxidative decarbonylation reaction

3 September, 2014 - 02:54

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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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

3 September, 2014 - 02:54

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

3 September, 2014 - 02:54

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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Modification of fulleropyrazolines modulates their cleavage by light

3 September, 2014 - 02:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03859B, CommunicationReida N. Rutte, Thomas B. Parsons, Benjamin G. Davis
The tuned photocleavage of fulleropyrazolines unveils potential for controlled release of biologically-relevant molecules or payloads.
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Adamantane-based amphiphiles (ADAs) for membrane protein study: importance of a detergent hydrophobic group in membrane protein solubilisation

3 September, 2014 - 02:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05746E, CommunicationPil Seok Chae, Hyoung Eun Bae, Manabendra Das
Adamantane-bearing agents showed enhanced efficiency in membrane protein solubilisation, indicating the favorable role of this ring in detergent behaviors.
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A highly efficient thiazolylidene catalyzed acetoin formation: reaction, tolerance and catalyst recycling

3 September, 2014 - 02:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04831H, CommunicationLiuqun Gu, Ting Lu, Xiukai Li, Yugen Zhang
An efficient formation of acetoin from acetaldehyde was achieved under thiazolylidene catalysis and a new type of solid supported system.
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CH-activating oxidative hydroxylation of 1-tetralones and related compounds with high regio- and stereoselectivity

3 September, 2014 - 02:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04925J, CommunicationGheorghe-Doru Roiban, Ruben Agudo, Adriana Ilie, Richard Lonsdale, Manfred T. Reetz
Mutants of P450-BM3 evolved by directed evolution are excellent catalysts in the CH-activating oxidative hydroxylation of 1-tetralone derivatives and of indanone, with unusually high regio- and enantioselectivity being observed.
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When gold meets chiral Bronsted acid catalysts: extending the boundaries of enantioselective gold catalysis

3 September, 2014 - 02:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04633A, Feature ArticleSuleman M. Inamdar, Ashok Konala, Nitin T. Patil
This review describes the development in the use of Au(I)/Bronsted acid binary catalytic systems to enable an enantioselective transformation in one-pot that cannot be achieved by gold catalysts alone.
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A multi-ligation strategy for the synthesis of heterofunctionalized glycosylated scaffolds

1 September, 2014 - 02:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC05451B, CommunicationBaptiste Thomas, Michele Fiore, Gour Chand Daskhan, Nicolas Spinelli, Olivier Renaudet
Well-defined heterofunctionalized glycosylated scaffolds with unprecedented molecular combinations have been prepared using up to five different bioorthogonal ligations.
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Zinc-silylene complexes

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11401-11403
DOI: 10.1039/C4CC04714A, CommunicationSebastian Schafer, Ralf Koppe, Michael T. Gamer, Peter W. Roesky
The first zinc-silylene complexes are reported.
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Selective oxidations of activated alcohols in water at room temperature

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11378-11381
DOI: 10.1039/C4CC05163G, CommunicationB. H. Lipshutz, M. Hageman, J. C. Fennewald, R. Linstadt, E. Slack, K. Voigtritter
Oxidations of activated alcohols can be achieved in aqueous nanoreactors at room temperature using air as the stoichiometric oxidant.
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A prochelator with a modular masking group featuring hydrogen peroxide activation with concurrent fluorescent reporting

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11317-11320
DOI: 10.1039/C4CC05076B, CommunicationAndrew T. Franks, Katherine J. Franz
Prochelator BCQ incorporates chemical stimulus response, fluorescent reporting and active compound release in a single structure.
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New methods for the synthesis of naphthyl amines; application to the synthesis of dihydrosanguinarine, sanguinarine, oxysanguinarine and (+/-)-maclekarpines B and C

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11314-11316
DOI: 10.1039/C4CC05209A, CommunicationMatthew R. Tatton, Iain Simpson, Timothy J. Donohoe
A new method for preparing naphthyl amines is described and then used in the syntheses of several benzo[c]phenanthridine natural products.
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Large negatively charged organic host molecules as inhibitors of endonuclease enzymes

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11404-11406
DOI: 10.1039/C4CC04805A, CommunicationYannick Tauran, Christophe Anjard, Beomjoon Kim, Moez Rhimi, Anthony W. Coleman
Endonuclease enzymes can be inhibited in the micromolar range by sulphonated calix-arenes, sulphated cyclodextrin and sulphated cyclodextrin nanoparticles.
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Trapping atmospheric CO2 with gold

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11321-11324
DOI: 10.1039/C4CC05910G, CommunicationAlba Collado, Adrian Gomez-Suarez, Paul B. Webb, Hedi Kruger, Michael Buhl, David B. Cordes, Alexandra M. Z. Slawin, Steven P. Nolan
The ability of gold-hydroxides to fix CO2 is reported. [Au(IPr)(OH)] and [{Au(IPr)}2([small mu ]-OH)][BF4] react with atmospheric CO2 to form the trigold carbonate complex [{Au(IPr)}3([small mu ]3-CO3)][BF4].
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Emulsion-templated silica nanocapsules formed using bio-inspired silicification

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11325-11328
DOI: 10.1039/C4CC04904G, CommunicationDavid Wibowo, Chun-Xia Zhao, Anton P. J. Middelberg
A designed bifunctional peptide is developed to stabilize nanoemulsion core and form silica shell, with tunable thickness, encapsulating the oil core under environmentally-friendly conditions.
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Lewis base activation of borane-dimethylsulfide into strongly reducing ion pairs for the transformation of carbon dioxide to methoxyboranes

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11362-11365
DOI: 10.1039/C4CC04857A, CommunicationMarc-Andre Legare, Marc-Andre Courtemanche, Frederic-Georges Fontaine
The hydroboration of carbon dioxide into methoxyboranes by borane-dimethylsulfide using different base catalysts, including notably non-nucleophilic proton sponge, is described.
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Water adsorption in UiO-66: the importance of defects

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11329-11331
DOI: 10.1039/C4CC04945D, CommunicationPritha Ghosh, Yamil J. Colon, Randall Q. Snurr
Density distributions of water in an ideal UiO-66 unit cell (left) and a unit cell missing linkers (right).
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Carborane functionalization of the aromatic network in chemically-synthesized graphene

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11332-11334
DOI: 10.1039/C4CC04521A, CommunicationJan U. Kahlert, Aditya Rawal, James M. Hook, Louis M. Rendina, Mohammad Choucair
The conjugated aromatic system of graphene trapping the boron rich 1,2-carborane cluster.
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A half-sandwich organometallic single-ion magnet with hexamethylbenzene coordinated to the Dy(III) ion

1 September, 2014 - 02:17

Chem. Commun., 2014, 50,11418-11420
DOI: 10.1039/C4CC04262J, CommunicationShan-Shan Liu, Joseph W. Ziller, Yi-Quan Zhang, Bing-Wu Wang, William J. Evans, Song Gao
The first example of a lanthanide(III)/[small pi]-bonded arene SIM [(C6Me6)Dy(AlCl4)3] is reported and the [small pi]-bonded arene is dominant in determining the easy axis orientation shown by ab initio calculations.
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