Chem. Commun.

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A novel strategy for the design of smart supramolecular gels: control the stimuli-response properties through competitive coordination of two different metal ions

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03753G, CommunicationQi Lin, Bin Sun, Qing-Ping Yang, Yong-Peng Fu, Xin Zhu, You-Ming Zhang, Tai-Bao Wei
By rationally introduced Ca2+ and Fe3+ into a supramolecular gel, a bimetal-gel CaFeG was prepared. CaFeG could reversibly fluorescent "turn-on" sense H2PO4- with specific selectivity under gel-gel states through competitive...
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[Pd(C[logical and]N)(X)(PPh3)] palladacycles react with 2,4,6-trifluorophenyl boronic acid to give stable transmetallation products of the type [Pd(C[logical and]N)(2,4,6-F3C6H2)(PPh3)]

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04203D, CommunicationAnant R. Kapdi, Gopal Dhangar, Jose Luis Serrano, Jose Perez, Luis Garcia, Ian J. S. Fairlamb
Evidence for a direct transmetallation between a palladacycle (containing acetate and imidate pseudohalides) with 2,4,6-trifluorophenyl boronic acid is presented in this paper.
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Adsorption of a dihydro-TTF derivative on Au(111) via a thiolate bonding complex to gold adatoms.

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04130E, CommunicationSiddharth J Jethwa, Federico Grillo, Herbert A Fruchtl, Grant J Simpson, Michael-John Treanor, Renald Schaub, Stephen M. Francis, Neville V Richardson, R Alan Aitken
A dihydro-TTF derivative with four acetyl-protected thiol ligands was synthesised and adsorbed on Au(111) under UHV conditions. Scanning Tunnelling Microscopy (STM) and Infrared (IR) spectroscopy show that self-organised structures are...
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A role for a disordered domain in regulating protein oligomerization and stability

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03863K, CommunicationOfrah Faust, Lavi Bigman, Assaf Friedler
Intrinsically disordered proteins (IDPs) or regions (IDRs) in proteins hold many functions but their biological roles are still not fully understood. Here we describe a new role for such regions....
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APPEAL: Dynamic nuclear polarisation NMR of nanosized zirconium phosphate polymer fillers

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC02723J, CommunicationFabio Ziarelli, Mario Casciola, Monica Pica, Anna Donnadio, Fabien Aussenac, Claire Sauvee, Donatella Capitani, Stephane Viel
Dynamic nuclear polarisation surface enhanced solid-state nuclear magnetic resonance (DNP SENS) was used to characterize functionalised zirconium phosphate (ZrP) nanoparticles, which hold promises as mechanical strengtheners for polymer electrolyte membranes....
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Functionalized graphene oxide as a nanocatalyst in dephosphorylation reactions: pursuing artificial enzymes

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03262D, CommunicationElisa S. Orth, Jessica E. S. Fonsaca, Thomas Golin Almeida, Sergio H. Domingues, Jose G. L. Ferreira, Aldo J. G. Zarbin
The first report on the use of thiol-functionalized graphene oxide as a recyclable nanocatalyst in dephosphorylation reactions with impressive activity (>105-fold).
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Base-promoted synthesis of coumarins from salicylaldehydes and aryl-substituted 1,1-dibromo-1-alkenes under transition-metal-free conditions

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04377D, CommunicationJianming Liu, Xin Zhang, Lijun Shi, Muwen Liu, Yuanyuan Yue, Fuwei Li, Kelei Zhuo
Facile synthesis of coumarin via the tandem reaction of salicylaldehyde with aryl-substituted 1,1-dibromo-1-alkene was developed.
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Hierarchical growth of curved organic nanowires upon evaporation induced self-assembly

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03676J, CommunicationBing Li, Jiosep Puigmarti-Luis, Alain M. Jonas, David B. Amabilino, Steven De Feyter
Hierarchical growth of multilayers and complex curved nanostructures including nanospirals and concentric nanorings upon evaporation of a solution.
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A novel fluorescence probe for estimation of cysteine/histidine in human blood plasma and recognition of endogenous cysteine in live Hct116 cells

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04214J, CommunicationUpendar Reddy G., Hridesh Agarwalla, Nandaraj Taye, Suvankar Ghorai, Samit Chattopadhyay, Amitava Das
A new cell membrane permeable reagent for detection of endogenous Cys as well as quantitative estimation of Cys and His in a human blood plasma sample.
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Dendronized supramolecular polymers

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03119A, Feature ArticleJiatao Yan, Wen Li, Afang Zhang
Supramolecular polymers from dendritic motifs combine the dynamic nature of supramolecular construction and inherent features from covalent dendronized polymers.
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Frustrated Lewis Pair Mediated C-O or C-H Bond Activation of Ethers

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC01922A, CommunicationMichael Holthausen, Tayseer Mahdi, Christopher Schlepphorst, Lindsay Hounjet, Jan Weigand, Douglas W Stephan
Protocols for the FLP-mediated transformation of ethers are presented. Distinct reaction pathways involving either C-O or C-H bond activation occur depending on the application of oxophilic B(C6F5)3 or hydridophilic tritylium...
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Cu1+ in HKUST-1: Selective gas adsorption in the presence of water

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC02327G, CommunicationNour Nijem, Hendrik Bluhm, May Ling Ng , Martin Kunz, Stephen R Leone, Mary K Gilles
Spectroscopic evidence for an enhanced binding of Nitric Oxide (NO) to metal centers with lower oxidation (open Cu1+ sites) in Cu3(btc)2 (HKUST-1) is presented. The Cu1+ sites created by thermal...
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Synthetic Turn Mimetics and Hairpin Nucleators: Quo Vadimus?

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03114H, Feature ArticleRoshna Nair, Sachin B Baravkar, Tukaram Ingole, G J Sanjayan
Structural mimicry of peptides has witnessed perceptible progress in the last three decades. Reverse turn and [small beta]-hairpin units are the smallest secondary structural motifs that are some of the most...
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Massive conformational changes during thermally induced self-metalation of 2H-Tetrakis-(3,5-di-tert-butyl)-phenyl¬porphyrin on Cu(111)

16 July, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03708A, CommunicationMichael Stark, Stefanie Ditze, Michael Lepper, Liang Zhang, Hannah Schlott, Florian Buchner, Michael Rockert, Min Chen, Ole Lytken, Hans-Peter Steinrck, Hubertus Marbach
Based on a combined scanning tunnelling microscopy and X-ray photoelectron spectroscopy study we present detailed insights into pronoun¬ced changes of long-range order and intramolecular conformation during the self-metalation of 2H-5,10,15,20-Tetrakis-(3,5-di-tert-butyl)-phenylporphyrin...
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Carbonylative enantioselective meso-desymmetrization of cis-epoxides to trans-[small beta]-lactones: effect of salen-ligand electronic variation on enantioselectivity

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04397A, CommunicationMichael Mulzer, Jessica R. Lamb, Zachary Nelson, Geoffrey W. Coates
Carbonylation catalysts for the desymmetrization of meso-epoxides yielding enantioenriched trans-[small beta]-lactones are reported.
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A label-free double-amplification system for sensitive detection of single-stranded DNA and thrombin by liquid chromatography-mass spectrometry

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03559C, CommunicationWenbo Zhao, Zhen Qin, Chengsen Zhang, Meiping Zhao, Hai Luo
A label-free double amplification system has been developed by using a ternary DNA probe containing the poly(adenine-thymine) sequence assisted by exonuclease III degradation.
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The glyco-stereoisomerism effect on hydrogelation of polymers interacting via dynamic covalent bonds

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04735D, CommunicationMingchang Lin, Pengfei Sun, Guosong Chen, Ming Jiang
This work explores, for the first time, the stereoisomerism effect of sugar units of glycopolymers on hydrogelation.
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An efficient regioselective hydrodifluoromethylation of unactivated alkenes with TMSCF2CO2Et at ambient temperature

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04591B, CommunicationGuobin Ma, Wen Wan, Jialiang Li, Qingyang Hu, Haizhen Jiang, Shizheng Zhu, Jing Wang, Jian Hao
An efficient regioselective hydrodifluoromethylation of diverse unactivated vicinal alkenes is described. The primary mechanistic investigations indicate that a CF2COOEt radical species is involved.
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Evidence of two-state reactivity in alkane hydroxylation by Lewis-acid bound copper-nitrene complexes

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03754E, CommunicationSarah-Luise Abram, Ines Monte-Perez, Florian Felix Pfaff, Erik R. Farquhar, Kallol Ray
Two state reactivity hypothesis, well established for iron-oxo cores, can also be extended to the copper-nitrenes.
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Rh(III)-Catalyzed synthesis of sultones through C-H activation directed by a sulfonic acid group

16 July, 2014 - 13:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03627A, CommunicationZisong Qi, Mei Wang, Xingwei Li
Rh(III)-Catalyzed oxidative coupling of sulfonic acids with alkynes affords sultones in high efficiency.
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