Chem. Commun.

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A highly efficient thiazolylidene catalyzed acetoin formation: reaction, tolerance and catalyst recycling

3 September, 2014 - 01:54

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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A multi-ligation strategy for the synthesis of heterofunctionalized glycosylated scaffolds

1 September, 2014 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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 - 01:17

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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Rhodium(II)-catalysed tandem aziridination and ring-opening: stereoselective synthesis of functionalised tetrahydrofurans

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11393-11396
DOI: 10.1039/C4CC05159A, CommunicationWilliam P. Unsworth, Nicola Clark, Thomas O. Ronson, Kiri Stevens, Amber L. Thompson, Scott G. Lamont, Jeremy Robertson
Rh(II) mediated tandem aziridination and cycloetherification achieves a direct, stereoselective synthesis of the 2-(1-amino-2-hydroxyethyl)tetrahydrofuran motif.
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A tailor-made nucleoside-based colourimetric probe of formic acid

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11335-11338
DOI: 10.1039/C4CC04254A, CommunicationJulie P. Vanegas, Elena Zaballos-Garcia, Julia Perez-Prieto
A ratiometric, specific probe of formic acid has been developed.
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Enhanced ratiometric fluorescent indicators for magnesium based on azoles of the heavier chalcogens

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11358-11361
DOI: 10.1039/C4CC04460F, CommunicationMohammad S. Afzal, Jean-Philippe Pitteloud, Daniela Buccella
Replacement of a single atom by sulfur or selenium affords fluorescent sensors with improved optical properties for ratiometric intracellular Mg2+ imaging.
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Multicomponent reactions involving phosphines, arynes and aldehydes

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11389-11392
DOI: 10.1039/C4CC05420B, CommunicationAnup Bhunia, Trinadh Kaicharla, Digvijay Porwal, Rajesh G. Gonnade, Akkattu T. Biju
A multicomponent reaction involving phosphines, arynes, and aldehydes is reported. The reaction proceeds via the generation of a 1,3-zwitterionic intermediate between phosphines and arynes, which is intercepted by aldehydes in a [3+2] mode, allowing the rapid synthesis of functionalized benzooxaphospholes.
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Spray pyrolysis of CZTS nanoplatelets

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11366-11369
DOI: 10.1039/C4CC05162A, CommunicationS. Exarhos, K. N. Bozhilov, L. Mangolini
CZTS nanoplatelets have been grown using spray pyrolysis of a mixture of copper-, zinc- and tin-diethyldithiocarbamate as precursors.
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Bronze, silver and gold: functionalized group 11 organotin sulfide clusters

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11385-11388
DOI: 10.1039/C4CC05666C, CommunicationJens P. Eu[German sz ligature}ner, Stefanie Dehnen
The synthesis, properties and reactivity of group 11 organotin sulfide clusters [(R1Sn)4(SnCl)2(MPPh3)2S8] (M = Cu, Ag), [(R3Sn)10Ag10S20], and [(R1,3Sn)2(AuPPh3)2S4] with covalently bound, carbonyl or hydrazine-terminated ligands R1 = CMe2CH2C(Me)O or R3 = CMe2CH2C(Me)NNH2 are reported.
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Isoselective ring-opening polymerization of rac-lactide initiated by achiral heteroscorpionate zwitterionic zinc complexes

1 September, 2014 - 01:17

Chem. Commun., 2014, 50,11411-11414
DOI: 10.1039/C4CC05033A, CommunicationZehuai Mou, Bo Liu, Meiyan Wang, Hongyan Xie, Ping Li, Lei Li, Shihui Li, Dongmei Cui
Achiral heteroscorpionate zinc complexes have been demonstrated as isoselective catalysts for the ring-opening polymerization of rac-lactide.
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