Chem. Commun.

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15N2 formation and fast oxygen isotope exchange during pulsed 15N18O exposure of MnOx/CeO2

17 October, 2014 - 13:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05427J, CommunicationJanos Szanyi, Ja Hun Kwak
Pulsing 15N18O onto an annealed 1% Mn16Ox/Ce16O2 catalyst resulted in very fast oxygen isotope exchange and 15N2 formation at 295 K. In the 1st 15N18O pulse, due to the presence...
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Transfer and control of molecular chirality in the 1 : 2 host-guest supramolecular complex consisting of Mg(II)bisporphyrin and chiral diols: the effect of H-bonding on the rationalization of chirality

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,14037-14040
DOI: 10.1039/C4CC06092J, CommunicationSk. Asif Ikbal, Sanfaori Brahma, Sankar Prasad Rath
A series of chiral diol substrate binds to a Mg(II)bisporphyrin in an unusual endo-endo fashion due to inter-ligand H-bonding which eventually results in a remarkably high amplitude bisignate CD signal that is unprecedented for a 1 : 2 host-guest complex having a rigid bisporphyrin framework.
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A general and practical palladium-catalyzed monoarylation of [small beta]-methyl C(sp3)-H of alanine

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13924-13927
DOI: 10.1039/C4CC06652A, CommunicationKai Chen, Shuo-Qing Zhang, Jing-Wen Xu, Fang Hu, Bing-Feng Shi
Monoarylation of [small beta]-methyl C(sp3)-H of an alanine derivative with aryl iodides using an 8-aminoquinoline auxiliary has been described.
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Two birds with one stone: dendrimer surface engineering enables tunable periphery hydrophobicity and rapid endosomal escape

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,14025-14028
DOI: 10.1039/C4CC06621A, CommunicationZheng Wang, Chao Chen, Ruihong Liu, Aiping Fan, Deling Kong, Yanjun Zhao
Tailored surface engineering was employed to produce bifunctional thermosensitive dendrimers. Such approach could enable both on-demand drug release, and rapid endosomal escape.
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The "excited state C-C bond cleavage-luminescence" phenomenon of a biphenyl-substituted methylenecyclopropane triggered by intermolecular energy transfer from triplet benzophenone

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13963-13966
DOI: 10.1039/C4CC06847E, CommunicationYasunori Matsui, Taiki Kido, Eisuke Ohta, Hiroshi Ikeda
Existence of the "excited state C-C bond cleavage-luminescence" phenomenon was demonstrated by utilizing intermolecular energy transfer from the excited-triplet benzophenone to 2,2-di(4-biphenylyl)-1-methylenecyclopropane (3).
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Bay functionalized perylenediimide as a deaggregation based intracellular fluorescent probe for perchlorate

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13994-13997
DOI: 10.1039/C4CC06765G, CommunicationPrabhpreet Singh, Lalit Singh Mittal, Vanita Vanita, Rahul Kumar, Gaurav Bhargava, Amandeep Walia, Subodh Kumar
PDI 1 shows de-aggregation based selective fluorescence quenching with perchlorate ions (ClO4-) in buffer, in solid phase and in live rat C6 glioma cells.
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Coordination complex pyrolyzation for the synthesis of nanostructured GeO2 with high lithium storage properties

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13956-13959
DOI: 10.1039/C4CC06658H, CommunicationXiaona Li, Jianwen Liang, Zhiguo Hou, Yongchun Zhu, Yan Wang, Yitai Qian
A new straightforward access to nanostructured GeO2 based on the (NH4)3H(Ge7O16)(H2O)2.72 precursor-pyrolyzation reaction is designed and described.
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Organic dyes with intense light absorption especially suitable for application in thin-layer dye-sensitized solar cells

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13952-13955
DOI: 10.1039/C4CC06160H, CommunicationAlessio Dessi, Massimo Calamante, Alessandro Mordini, Maurizio Peruzzini, Adalgisa Sinicropi, Riccardo Basosi, Fabrizia Fabrizi de Biani, Maurizio Taddei, Daniele Colonna, Aldo Di Carlo, Gianna Reginato, Lorenzo Zani
The synthesis of three new D-[small pi]-A organic dyes, characterized by very intense light absorption, and their application as sensitizers for thin-layer DSSCs, are described.
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Multiplex isotope dimethyl labeling of substrate peptides for high throughput kinase activity assay via quantitative MALDI MS

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13960-13962
DOI: 10.1039/C4CC04906C, CommunicationZhenzhen Deng, Mingliang Ye, Yangyang Bian, Zheyi Liu, Fangjie Liu, Chunli Wang, Hongqiang Qin, Hanfa Zou
A multiplex isotope dimethyl labeling approach allowed MALDI MS to monitor the time dependent consumption of substrates and generation of products in one spot.
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Immobilization of a molecular catalyst on carbon nanotubes for highly efficient electro-catalytic water oxidation

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13948-13951
DOI: 10.1039/C4CC06959E, CommunicationFusheng Li, Lin Li, Lianpeng Tong, Quentin Daniel, Mats Gothelid, Licheng Sun
A high turnover frequency (TOF) of 7.6 s-1 together with a high catalytic current density of 2.2 mA cm-2 was successfully obtained at an overpotential of 480 mV for water splitting.
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A cost-effective pH-sensitive release system for water source pH detection

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13936-13939
DOI: 10.1039/C4CC05597G, CommunicationZhaoliang Zheng, Xing Huang, Dmitry Shchukin
A facile and cost-effective strategy has been developed to form basic cobalt carbonate nanovalves at the orifice of mesoporous nanocontainers, which facilitate the pH sensitive release of functional cargo for up-scaling towards applications in water source pH detection.
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Virtual screening and optimization of Type II inhibitors of JAK2 from a natural product library

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13885-13888
DOI: 10.1039/C4CC04498C, CommunicationDik-Lung Ma, Daniel Shiu-Hin Chan, Guo Wei, Hai-Jing Zhong, Hui Yang, Lai To Leung, Elizabeth A. Gullen, Pauline Chiu, Yung-Chi Cheng, Chung-Hang Leung
Amentoflavone has been identified as a JAK2 inhibitor by structure-based virtual screening of a natural product library. In silico optimization using the DOLPHIN model yielded analogues with enhanced potency against JAK2.
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Electrochemically driven drug metabolism via a CYP1A2-UGT1A10 bienzyme confined in a graphene nano-cage

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13896-13899
DOI: 10.1039/C4CC06200K, CommunicationJusheng Lu, Yuanjian Zhang, Henan Li, Jiachao Yu, Songqin Liu
A novel graphene nano-cage containing a CYP1A2-UGT1A10 bienzyme was successfully fabricated for studying drug sequential metabolism using an electrochemically driven method.
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A novel mesoporous carbon@silicon-silica nanostructure for high-performance Li-ion battery anodes

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13944-13947
DOI: 10.1039/C4CC03545C, CommunicationQianjun He, Chaohe Xu, Jianqiang Luo, Wei Wu, Jianlin Shi
A novel hierarchical nanostructure with graphite-like carbon and small Si nanocrystals, respectively, encapsulated in the mesopores and embedded in a silica framework of mesoporous silica nanoparticles is constructed for high-performance Li-ion batteries.
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N-Acetylglucosamine-based efficient, phase-selective organogelators for oil spill remediation

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13940-13943
DOI: 10.1039/C4CC06024E, CommunicationSomnath Mukherjee, Congdi Shang, Xiangli Chen, Xingmao Chang, Kaiqiang Liu, Chunmeng Yu, Yu Fang
Two simple, eco-friendly and efficient carbohydrate gelators have been created for instant selective gelation of oil from oil-water mixtures to combat marine oil spills.
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Pt-Cu bimetallic electrocatalysts with enhanced catalytic properties for oxygen reduction

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13889-13892
DOI: 10.1039/C4CC02391A, CommunicationChun-Mei Zhu, Ang Gao, Yuan Wang, Yan Liu
A promising bimetallic electrocatalyst for polymer electrolyte membrane fuel cells having an average diameter of 2.9 nm for Pt-Cu nanoparticles.
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Synthetic turn mimetics and hairpin nucleators: Quo Vadimus?

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13874-13884
DOI: 10.1039/C4CC03114H, Feature ArticleRoshna V. Nair, Sachin B. Baravkar, Tukaram S. Ingole, Gangadhar J. Sanjayan
This feature article endeavours to trail the path of progress achieved hitherto and envisage the enormous possibilities that lie ahead in the development of synthetic turn mimetics and hairpin nucleators.
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Surface plasmon-enhanced zeolite catalysis under light irradiation and its correlation with molecular polarity of reactants

17 October, 2014 - 13:54

Chem. Commun., 2014, 50,13893-13895
DOI: 10.1039/C4CC03225J, CommunicationXingguang Zhang, Aijun Du, Huaiyong Zhu, Jianfeng Jia, Jun Wang, Xuebin Ke
The catalytic performance of zeolites can be boosted by the electric near-field enhancement (ENFE) of plasmonic Au-NPs induced by the localised surface plasmon resonance (LSPR) under visible light irradiation.
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Phosphorescence within Benzotellurophenes and Color Tunable Tellurophenes under Ambient Conditions

15 October, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06529H, CommunicationGang He, Benjamin Daniel Wiltshire, Paul Choi, Aliaksandr Savin, Shuai Sun, Arash Mohammadpour, Michael J Ferguson, Robert McDonald, Samira Farsinezhad, Alex Brown, Karthik Shankar, Eric Rivard
The zirconium-mediated syntheses of pinacolboronate (BPin) appended benzo[b]tellurophenes and two phenyl/BPin substituted tellurophene isomers with different colors of emission have been achieved. These species are new additions to an emerging...
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Chelation Assistance as a Tool for the Selective Preparation of an Imidazole-Based Mesoionic Palladium Carbene Complex

15 October, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07732F, CommunicationArturo Juzgado, M. Mercedes Lorenzo-Garcia, Myriam Barrejon, Ana Maria Rodriguez, Julian Rodriguez-Lopez, Sonia Merino, Juan Tejeda
A C(4)-bound palladium-N-heterocyclic carbene (4) was selectively obtained from the C(2)-unsubstituted imidazolium salt 3. The higher stability of the C(4) versus the C(2)-bound carbene complex due to pyridine chelation assistance...
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