Royal Society of Chemistry

Chabazite and zeolite 13X for CO2 capture under high pressure and moderate temperature conditions

Chem. Commun. - 20 April, 2014 - 16:54

Chem. Commun., 2014, 50,4927-4930
DOI: 10.1039/C3CC46313C, CommunicationSeung-Hwan Hong, Min-Seok Jang, Sung June Cho, Wha-Seung Ahn
Mesoporous chabazite ion-exchanged with Ca2+ was effective for CO2 capture at 20 bar and 473 K, whereas 13X as a support material enabled recyclable carbonation of ca. 8 wt% Mg(OH)2 approaching the theoretical maximum for CO2 capture with 10% H2O.
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High charge carrier mobility and efficient charge separation in highly soluble perylenetetracarboxyl-diimides

Chem. Commun. - 20 April, 2014 - 16:54

Chem. Commun., 2014, 50,4955-4958
DOI: 10.1039/C4CC00330F, CommunicationD. Deniz Gunbas, Chenming Xue, Sameer Patwardhan, Maria C. Fravventura, Hao Zhang, Wolter F. Jager, Ernst J. R. Sudholter, Laurens D. A. Siebbeles, Tom J. Savenije, Shi Jin, Ferdinand C. Grozema
In this communication we report on the synthesis and charge mobility of highly soluble perylenebisimid derivatives.
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Novel electromechanical actuation based on a spongy graphene paper

Chem. Commun. - 20 April, 2014 - 16:54

Chem. Commun., 2014, 50,4951-4954
DOI: 10.1039/C3CC49376H, CommunicationYing Hu, Tian Lan, Guan Wu, Zicai Zhu, Xiaomin Tao, Wei Chen
An sG paper with an inside foldable corrugated structure is fabricated and shows electric actuation, attributed to the deformation of corrugated structures.
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Cation[small pi] interaction and microhydration effects in complexes formed by pyrrolidinium cation and aromatic species in amino acid side chains

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2938-2949
DOI: 10.1039/C3OB42388C, PaperAna A. Rodriguez-Sanz, Enrique M. Cabaleiro-Lago, Jesus Rodriguez-Otero
Microhydration deeply affects the characteristics of pyrrolidinium cation complexes with aromatic units found in amino acid side chains.
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Copper-mediated trifluoromethylation of propargyl acetates leading to trifluoromethyl-allenes

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2903-2906
DOI: 10.1039/C3OB42575D, PaperYun-Long Ji, Jun-Jie Kong, Jin-Hong Lin, Ji-Chang Xiao, Yu-Cheng Gu
A copper-promoted trifluoromethylation of propargyl acetates with S-(trifluoromethyl)diphenylsulfonium triflate leading to trifluoromethyl-allenes under mild conditions is described.
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Quadrupolar, emission-tunable [small pi]-expanded 1,4-dihydropyrrolo[3,2-b]pyrroles - synthesis and optical properties

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2874-2881
DOI: 10.1039/C4OB00143E, PaperAnita Janiga, Dominika Bednarska, Bjarne Thorsted, Jonathan Brewer, Daniel T. Gryko
A-D-A chromophores containing pyrrolo[3,2-b]pyrrole, as a central donor moiety, display blue, turquoise, yellow and orange fluorescence, depending on the strength of the electron-withdrawing substituent.
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A general synthetic strategy and the anti-proliferation properties on prostate cancer cell lines for natural phenylethanoid glycosides

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2926-2937
DOI: 10.1039/C3OB42503G, PaperShaheen K. Mulani, Jih-Hwa Guh, Kwok-Kong Tony Mong
The total synthesis of natural glycosides for the anti-proliferation of cancer cell lines.
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Complexity generation by chemical synthesis: a five-step synthesis of (-)-chaetominine from L-tryptophan and its biosynthetic implications

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2859-2863
DOI: 10.1039/C4OB00314D, CommunicationChu-Pei Xu, Shi-Peng Luo, Ai-E Wang, Pei-Qiang Huang
We demonstrated, for the first time, that the hexacyclic peptidyl alkaloid (-)-chaetominine (1) can be synthesized in a straightforward manner from L-Trp, which could be helpful in understanding the biosynthetic pathway of (-)-chaetominine (1).
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Gold-catalysed cyclisation of N-propargylic [small beta]-enaminones to form 3-methylene-1-pyrroline derivatives

Org. and Biomol. Chem. - 17 April, 2014 - 11:17

Org. Biomol. Chem., 2014, 12,2869-2873
DOI: 10.1039/C3OB42513D, CommunicationKommuru Goutham, N. S. V. M. Rao Mangina, Surisetti Suresh, Pallepogu Raghavaiah, Galla V. Karunakar
A gold(I) catalysed reaction between N-propargylic [small beta]-enaminones and arynes was developed to access 3-methylene-1-pyrrolines. The title compounds were obtained in 57-78% yields.
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FD 172: Nanodiamond surface redox chemistry: influence of physicochemical properties on catalytic processes

Faraday Disc. - 17 April, 2014 - 08:54
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00041B, PaperThomas Varley, Katherine B Holt, George Harrison, Meetal Hirani
Modification of an electrode with an immobilised layer of nanodiamond is found to significantly enhance the recorded currents for reversible oxidation of ferrocene methanol (FcMeOH). Current enhancement is related to...
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FD 169: Exploring Genomes with a Game Engine

Faraday Disc. - 17 April, 2014 - 08:54
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C3FD00152K, PaperJeremiah J Shepherd, Lingxi Zhou, William Arndt, Yan Zhang, W. Jim Zheng, Jijun Tang
More and more evidence indicates that the 3D conformation of eukaryotic genome is a critical part of genome function. However, due to the lack of accurate and reliable 3D genome...
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Investigation of the effect of pore size on gas uptake in two fsc metal-organic frameworks

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4911-4914
DOI: 10.1039/C4CC00477A, CommunicationRongming Wang, Qingguo Meng, Liangliang Zhang, Haifeng Wang, Fangna Dai, Wenyue Guo, Lianming Zhao, Daofeng Sun
Two porous metal-organic frameworks (1 and 2) with a fsc topology based on mixed ligands have been assembled and characterized.
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A singlet ground state for a cobalt(II)-anilinosalen radical complex

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4924-4926
DOI: 10.1039/C4CC00952E, CommunicationAmelie Kochem, Gisele Gellon, Olivier Jarjayes, Christian Philouze, Nicolas Leconte, Maurice van Gastel, Eckhard Bill, Fabrice Thomas
The cobalt(II) anilinosalen complex [CoII(L)] was prepared and subsequently oxidized by one electron.
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A diazirine-based photoaffinity probe for facile and efficient aptamer-protein covalent conjugation

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4891-4894
DOI: 10.1039/C4CC01528B, CommunicationHuimin Zhang, Yanling Song, Yuan Zou, Yun Ge, Yuan An, Yanli Ma, Zhi Zhu, Chaoyong James Yang
A photo-reactive functional labelling reagent was designed and synthesized for site-specific labelling of oligonucleotide with the diazirine moiety for facile and efficient photo-crosslinking of the resulting oligonucleotide with its interacting partner for a variety of applications.
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Controlled hydrogenative depolymerization of polyesters and polycarbonates catalyzed by ruthenium(II) PNN pincer complexes

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4884-4887
DOI: 10.1039/C4CC00541D, CommunicationEric M. Krall, Tyler W. Klein, Ryan J. Andersen, Alex J. Nett, Ryley W. Glasgow, Diana S. Reader, Brian C. Dauphinais, Sean P. Mc Ilrath, Anne A. Fischer, Michael J. Carney, Dylan J. Hudson, Nicholas J. Robertson
Ruthenium(II) PNN catalysts hydrogenatively depolymerize polyesters and polycarbonates, converting waste plastics into value-added chemicals.
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Highly emissive water-soluble tetraazaperopyrenes as fluorescent markers

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4941-4943
DOI: 10.1039/C4CC01254B, CommunicationLena Hahn, Simin Oz, Hubert Wadepohl, Lutz H. Gade
Synthesis of highly fluorescent water-soluble tetraazaperopyrene (TAPP) derivatives is reported; these act as fluorescent markers for cell nuclei.
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Factors influencing quantitative liquid (scanning) transmission electron microscopy

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4873-4880
DOI: 10.1039/C3CC48479C, Feature ArticleP. Abellan, T. J. Woehl, L. R. Parent, N. D. Browning, J. E. Evans, I. Arslan
An overview of beam-sample interactions identified for changing imaging and experimental conditions using a visual approach.
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Co2Nx/nitrogen-doped reduced graphene oxide for enzymeless glucose detection

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4921-4923
DOI: 10.1039/C4CC00730A, CommunicationLingjun Kong, Zhiyu Ren, Shichao Du, Jun Wu, Honggang Fu
Co2Nx/nitrogen-doped reduced graphene oxide (Co2Nx/NG) is synthesized by electrostatic co-precipitation of Co and rGO followed by high-temperature nitridation, which can serve as an efficient catalyst for sensitive glucose detection due to the unique electrocatalytic property of Co2Nx and synergistic effect between Co2Nx and N-doped rGO.
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A novel example of double 6-exo-trig heterocyclization: nitrile conversion to new anticancer active (HeLa cells) primary amine ionic liquids

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4888-4890
DOI: 10.1039/C3CC49759C, CommunicationDenis Prodius, Hamid Saeed Shah, Jamshed Iqbal, Anastasia Macaeva, Anatoli Dimoglo, George E. Kostakis, Nicolas Zill, Fliur Macaev, Annie K. Powell
Conversion of nitriles under mild conditions leads to a new class of primary amine ionic liquids, acting as efficient anticancer agents.
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The supramolecular design of low-dimensional carbon nano-hybrids encoding a polyoxometalate-bis-pyrene tweezer

Chem. Commun. - 16 April, 2014 - 15:54

Chem. Commun., 2014, 50,4881-4883
DOI: 10.1039/C3CC49725A, CommunicationGloria Modugno, Zois Syrgiannis, Aurelio Bonasera, Mauro Carraro, Gabriele Giancane, Ludovico Valli, Marcella Bonchio, Maurizio Prato
The host-guest chemistry of the POM-tweezer drives self-assembly with carbon nanostructures in the nano- to micro-scale yielding 0-, 1-, and 2-D nano-hybrids.
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