Chem. Commun.

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An insight into the mechanism of the aerobic oxidation of aldehydes catalyzed by N-heterocyclic carbenes

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,2008-2011
DOI: 10.1039/C3CC48929A, CommunicationO. Bortolini, C. Chiappe, M. Fogagnolo, P. P. Giovannini, A. Massi, C. S. Pomelli, D. Ragno
The existence of the key intermediates hypothesized for the N-heterocyclic carbene-catalyzed aerobic oxidation of aldehydes has been proven by ESI-MS (MS) experiments.
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Highly selective defect-mediated photochemical CO2 conversion over fluorite ceria under ambient conditions

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,2005-2007
DOI: 10.1039/C3CC47806H, CommunicationDong Jiang, Wenzhong Wang, Erping Gao, Songmei Sun, Ling Zhang
Oxygen vacancies and local strain embedded in the defect-rich CeO2 play a decisive role in mediating the photochemical CO2 reduction.
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Phosphate-modified graphitic C3N4 as efficient photocatalyst for degrading colorless pollutants by promoting O2 adsorption

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1999-2001
DOI: 10.1039/C3CC47398H, CommunicationChong Liu, Liqiang Jing, Lumei He, Yunbo Luan, Chengming Li
Phosphate modification promotes O2 adsorption so as to enhance charge separation of g-C3N4, leading to the obviously improved photocatalytic activity.
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Porous organic polymers with anchored aldehydes: a new platform for post-synthetic amine functionalization en route for enhanced CO2 adsorption properties

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1937-1940
DOI: 10.1039/C3CC48228F, CommunicationVincent Guillerm, Lukasz J. Weselinski, Mohamed Alkordi, M. Infas H. Mohideen, Youssef Belmabkhout, Amy J. Cairns, Mohamed Eddaoudi
Amine functionalization of a unique aldehyde containing porous organic polymer for CO2 capture.
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Silver catalyzed decarboxylative direct C2-alkylation of benzothiazoles with carboxylic acids

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,2018-2020
DOI: 10.1039/C3CC48069K, CommunicationWei-Ming Zhao, Xiao-Lan Chen, Jin-Wei Yuan, Ling-Bo Qu, Li-Kun Duan, Yu-Fen Zhao
A novel and efficient silver catalyzed decarboxylative direct C2-alkylation of benzothiazoles with carboxylic acids for the synthesis of 2-alkyl benzothiazoles was developed.
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Porous graphene frameworks pillared by organic linkers with tunable surface area and gas storage properties

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,2015-2017
DOI: 10.1039/C3CC46907G, CommunicationRam Kumar, Venkata M. Suresh, Tapas Kumar Maji, C. N. R. Rao
A new class of all carbon porous materials based on graphene frameworks pillared by organic linkers of varying lengths possessing tunable surface area and gas storage properties have been synthesized.
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A significant enhancement of catalytic activities in oxidation with H2O2 over the TS-1 zeolite by adjusting the catalyst wettability

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,2012-2014
DOI: 10.1039/C3CC48220K, CommunicationLiang Wang, Jing Sun, Xiangju Meng, Weiping Zhang, Jian Zhang, Shuxiang Pan, Zhe Shen, Feng-Shou Xiao
Hydrophilic TS-1 exhibits much higher activities than conventional TS-1, related to the high enrichment of H2O2 on hydrophilic TS-1.
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The four-step total synthesis of (-)-chaetominine

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1986-1988
DOI: 10.1039/C3CC48833K, CommunicationQi-Long Peng, Shi-Peng Luo, Xiao-Er Xia, Liang-Xian Liu, Pei-Qiang Huang
We report a four-step total synthesis of the alkaloid (-)-chaetominine (1) starting from commercially available starting materials.
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Molecular engineering of zinc phthalocyanine sensitizers for efficient dye-sensitized solar cells

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1941-1943
DOI: 10.1039/C3CC47714B, CommunicationTakuro Ikeuchi, Hirotaka Nomoto, Naruhiko Masaki, Matthew J. Griffith, Shogo Mori, Mutsumi Kimura
Asymmetric zinc phthalocyanines with alkyl chain substituents formed highly efficient light-harvesting layers on a TiO2 surface.
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A three-dimensional origami-based immuno-biofuel cell for self-powered, low-cost, and sensitive point-of-care testing

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1947-1949
DOI: 10.1039/C3CC47731B, CommunicationYanhu Wang, Lei Ge, Panpan Wang, Mei Yan, Jinghua Yu, Shenguang Ge
A paper-based mediator-less and compartment-less glucose-air biofuel cell has been demonstrated for the first time to implement self-powered, sensitive, and low-cost sandwich immunoassay for cancer markers detection.
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Activation of gaseous PH3 with low coordinate diaryltetrylene compounds

29 January, 2014 - 20:54

Chem. Commun., 2014, 50,1944-1946
DOI: 10.1039/C3CC48933G, CommunicationJonathan W. Dube, Zachary D. Brown, Christine A. Caputo, Philip P. Power, Paul J. Ragogna
Two modes of reactivity are observed when pyrophoric phosphine gas reacts with diaryltetrylenes, representing unique main-group P-H bond activation.
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Two- and one-step cooperative spin transitions in Hofmann-like clathrates with enhanced loading capacity

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1833-1835
DOI: 10.1039/C3CC48595A, CommunicationLucia Pineiro-Lopez, Maksym Seredyuk, M. Carmen Munoz, Jose A. Real
Naphthalene and nitrobenzene clathrates of a new Hofmann-like porous MOF with improved loading capacity display highly cooperative spin crossover behaviour.
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Highly sensitive detection of telomerase using a telomere-triggered isothermal exponential amplification-based DNAzyme biosensor

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1909-1911
DOI: 10.1039/C3CC48518H, CommunicationYan Zhang, Li-juan Wang, Chun-yang Zhang
We develop a telomere-triggered isothermal exponential amplification-based DNAzyme biosensor for highly sensitive detection of telomerase in cancer cells.
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The directing effect of linking units on building microporous architecture in tetraphenyladmantane-based poly(Schiff base) networks

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1897-1899
DOI: 10.1039/C3CC48593E, CommunicationGuiyang Li, Biao Zhang, Jun Yan, Zhonggang Wang
Tetraphenyladamantane-based porous poly(Schiff base)s with BET surface area (>1000 m2 g-1), high CO2 and H2 uptakes were synthesized. The structure-directing effect of isomers of phenyl diamines on building porous architecture was investigated.
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Spectroelectrochemistry of FeIII- and CoIII-mimochrome VI artificial enzymes immobilized on mesoporous ITO electrodes

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1894-1896
DOI: 10.1039/C3CC48489K, CommunicationR. Vitale, L. Lista, S. Lau-Truong, R. T. Tucker, M. J. Brett, B. Limoges, V. Pavone, A. Lombardi, V. Balland
UV-visible absorption spectroelectrochemistry elucidated the different redox behaviours of FeIII- and CoIII-mimochrome VI artificial enzymes, adsorbed on mesoporous conductive films of ITO.
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The first decade of organic spintronics research

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1781-1793
DOI: 10.1039/C3CC47126H, Feature ArticleDali Sun, Eitan Ehrenfreund, Z. Valy Vardeny
The significant milestones in organic spintronics achieved during the first decade of research are reviewed.
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In situ tracing of atom migration in Pt/NiPt hollow spheres during catalysis of CO oxidation

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1804-1807
DOI: 10.1039/C3CC47772J, CommunicationJialong Liu, Wei Liu, Qian Sun, Shouguo Wang, Kai Sun, Johannes Schwank, Rongming Wang
HAADF-STEM images of Pt atom migration during catalysis of CO oxidation and corresponding 3D reconstructed atomic models.
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Unprecedented redox-driven ligand ejection in nickel(II)-diiminosemiquinonate radical complexes

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1918-1920
DOI: 10.1039/C3CC48549H, CommunicationN. Leconte, J. Ciccione, G. Gellon, C. Philouze, F. Thomas
One polydentate diiminosemiquinonate ligand is ejected upon electrochemical oxidation. The Ni(II) ion remains square planar throughout the process, the ligand alone supporting all the redox events.
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Reversible crystal-to-amorphous-to-crystal phase transition and a large magnetocaloric effect in a spongelike metal organic framework material

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1915-1917
DOI: 10.1039/C3CC48325H, CommunicationChong-Bin Tian, Rui-Ping Chen, Chao He, Wei-Jin Li, Qi Wei, Xu-Dong Zhang, Shao-Wu Du
Reversible CAC transition accompanied by changes in magnetic and NLO properties was first observed in a spongelike MOF. The crystal phase material exhibits a high MCE, while the amorphous phase material has potential application as a magnetic DMF sensor.
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A new type of double-chain based 3D lanthanide(III) metal-organic framework demonstrating proton conduction and tunable emission

27 January, 2014 - 20:17

Chem. Commun., 2014, 50,1912-1914
DOI: 10.1039/C3CC48764D, CommunicationMin Zhu, Zhao-Min Hao, Xue-Zhi Song, Xing Meng, Shu-Na Zhao, Shu-Yan Song, Hong-Jie Zhang
A new type of 3D lanthanide(III) metal-organic framework directly constructed by double-chains was synthesized. It shows a proton conductivity of 1.6 [times] 10-5 S cm-1 at 75 [degree]C at 97% RH, and tunable emission including white light.
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