Royal Society of Chemistry

Supramolecular control over recognition and efficient detection of picric acid

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12061-12064
DOI: 10.1039/C4CC05888G, CommunicationVirginie Bereau, Carine Duhayon, Jean-Pascal Sutter
Supramolecular recognition and the subsequent host-guest adduct are shown to have a pivotal effect on the sensing capability of bimetallic Schiff-base aluminum complexes for picric acid.
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A new aerogel based CO2 adsorbent developed using a simple sol-gel method along with supercritical drying

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12158-12161
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. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12162-12165
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. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12166-12168
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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Direct coupling of carbenium ions with indoles and anilines for the synthesis of cationic [small pi]-conjugated dyes

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12169-12172
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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Discovery of a new fluorescent light-up probe specific to parallel G-quadruplexes

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12173-12176
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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A cleavable azide resin for direct click chemistry mediated enrichment of alkyne-labeled proteins

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12098-12100
DOI: 10.1039/C4CC05246C, CommunicationChristian Sibbersen, Lennart Lykke, Niels Gregersen, Karl Anker Jorgensen, Mogens Johannsen
The direct conjugation of a labeled proteome to a cleavable azide resin utilizing the copper-catalyzed azide alkyne cycloaddition is demonstrated.
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A new tetrazolate zeolite-like framework for highly selective CO2/CH4 and CO2/N2 separation

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12101-12104
DOI: 10.1039/C4CC05729E, CommunicationShunshun Xiong, Youjin Gong, Hongxia Wang, Hailong Wang, Qiang Liu, Mei Gu, Xiaolin Wang, Banglin Chen, Zhiyong Wang
A new tetrazolate zeolite-like framework with uncoordinated N atoms and methyl groups exhibits high selectivity for CO2/CH4 and CO2/N2, indicating a synergistic effect of the suitable pore size/shape and functional groups.
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Oxygen-induced self-assembly of quaterphenyl molecules on metal surfaces

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12112-12115
DOI: 10.1039/C4CC05235H, CommunicationQiang Sun, Chi Zhang, Liangliang Cai, Qinggang Tan, Wei Xu
From high-resolution UHV-STM imaging and DFT calculations we have demonstrated a novel method to construct well-ordered molecular nanostructures of an unfunctionalized aromatic molecule (4Ph) on both Ag(110) and Cu(110) by introducing oxygen molecules.
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Stepwise radial complexation from the outer layer to the inner layer of a dendritic ligand: a phenylazomethine dendrimer with an inverted coordination sequence

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12177-12180
DOI: 10.1039/C4CC05007J, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Ken Albrecht, Noriko Sakane, Kimihisa Yamamoto
A meta-substituted phenylazomethine dendrimer was discovered as a dendritic ligand that sequentially coordinates to Lewis acids from the outer layer to the inner layer in a stepwise radial fashion.
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Linear dependence of the water proton transverse relaxation rate on the shear modulus of hydrogels

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12120-12122
DOI: 10.1039/C4CC04717F, CommunicationY. Feng, M. B. Taraban, Y. B. Yu
It is found that hydrogelation of peptides enhances the transverse relaxation rate R2 of water protons, and the magnitude of such R2 enhancement increases linearly with the shear modulus G of hydrogels.
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Acid-catalyzed acylation reaction via C-C bond cleavage: a facile and mechanistically defined approach to synthesize 3-acylindoles

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12181-12184
DOI: 10.1039/C4CC05047A, CommunicationQi Xing, Pan Li, Hui Lv, Rui Lang, Chungu Xia, Fuwei Li
A facile approach to synthesize 3-acylindoles via C-C bond cleavage of 1,3-diones: a confirmed tandem process.
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Efficient photochemical oxygen generation from water by phosphorus-doped H2MoO5

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12185-12188
DOI: 10.1039/C4CC06513A, CommunicationQing Kang, Zhongwei Mei, Tao Wang, Kun Chang, Lequan Liu, Jinhua Ye
Efficient photochemical oxygen generation is achieved using phosphorus-doped H2MoO5 under visible light illumination.
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Room temperature hydrophosphination using a simple iron salen pre-catalyst

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12109-12111
DOI: 10.1039/C4CC06526C, CommunicationK. J. Gallagher, R. L. Webster
A highly active iron(III) complex for room temperature hydrophosphination is reported. The products of the hydrophosphination reaction are also useful ligands for iron catalyzed Negishi cross-coupling.
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Enhanced CO2 sorption and selectivity by functionalization of a NbO-type metal-organic framework with polarized benzothiadiazole moieties

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12105-12108
DOI: 10.1039/C4CC05833J, CommunicationChengling Song, Yabing He, Bin Li, Yajing Ling, Hailong Wang, Yunlong Feng, Rajamani Krishna, Banglin Chen
A new NbO-type MOF ZJNU-40a decorated with highly polar benzothiadiazole moieties shows high CO2 uptake as well as high selectivity of CO2 over CH4 and N2, outperforming its analogous NOTT-101.
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Modulating H2 sorption in metal-organic frameworks via ordered functional groups

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12154-12157
DOI: 10.1039/C4CC05265J, CommunicationPhuong V. Dau, Seth M. Cohen
Herein, we present the use of presynthetic and postsynthetic modification (PSM) approaches to regulate the structural organization of functional groups in the pores of isoreticular metal-organic frameworks (IRMOFs).
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Enzyme-based logic gates switchable between OR, NXOR and NAND Boolean operations realized in a flow system

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12043-12046
DOI: 10.1039/C4CC05769D, CommunicationBrian E. Fratto, Lucas J. Roby, Nataliia Guz, Evgeny Katz
Reprogrammable biocomputing system performing OR, NXOR and NAND logic operations, switchable between the logic gates by chemical signals, was realized in a flow device.
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Tuning cation-anion interactions in ionic liquids by changing the conformational flexibility of the cation

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12080-12083
DOI: 10.1039/C4CC05505E, CommunicationR. K. Blundell, P. Licence
XPS experiments reveal that anion-cation based interactions may be enhanced by the introduction of conformational restriction into substituent chains of quaternary ammonium cations.
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Synthesis of 2-phenylnaphthalenes from styryl-2-methoxybenzenes

Chem. Commun. - 19 September, 2014 - 05:54

Chem. Commun., 2014, 50,12076-12079
DOI: 10.1039/C4CC05151C, CommunicationRamesh Mudududdla, Rohit Sharma, Sheenu Abbat, Prasad V. Bharatam, Ram A. Vishwakarma, Sandip B. Bharate
A new simple and efficient method for the synthesis of 2-phenylnaphthalenes from electron-rich 1-styryl 2-methoxybenzenes has been described.
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C-H activation and metalation at electrode surfaces: 2,3-dimethyl-1,4-dihydroxybenzene on Pd(pc) and Pd(111) studied by TLE, HREELS and DFT

Dalton Transactions - 18 September, 2014 - 11:54

Dalton Trans., 2014, 43,14798-14805
DOI: 10.1039/C4DT02137A, PaperAlnald Javier, Ding Li, Juan Cruz, Elizabeth Binamira-Soriaga, Perla B. Balbuena, Manuel P. Soriaga
The electrode-surface C-H activation and metalation of 2,3-dimethyl-1,4-dihydroxybenzene on Pd was investigated by electrochemistry, electron spectroscopy, and density functional theory. At high concentrations, formation of a (5,6-[small eta])-o-phenylene organopalladium surface compound was indicated.
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