Chem. Commun.

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Electronic coupling mediated by furan, thiophene, selenophene and tellurophene in a homologous series of organic mixed valence compounds

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10883-10886
DOI: 10.1039/C4CC03806A, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Ann Christin Jahnke, Mariana Spulber, Markus Neuburger, Cornelia G. Palivan, Oliver S. Wenger
Understanding charge delocalization in chalcogenophene monomers is relevant in the greater context of a molecular electronics technology which is based on polymers of furan, thiophene, selenophene or tellurophene.
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The densely fluorinated nanospace of a porous coordination polymer composed of perfluorobutyl-functionalized ligands

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10861-10863
DOI: 10.1039/C4CC04505J, CommunicationHyung Joon Jeon, Ryotaro Matsuda, Prakash Kanoo, Hiroshi Kajiro, Liangchun Li, Hiroshi Sato, Yongtai Zheng, Susumu Kitagawa
A new perfluorobutyl-functionalized two-dimensional porous coordination polymer has been synthesized and structurally characterized. The coordination polymer shows unique gas sorption properties.
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Switching the selectivity of the photoreduction reaction of carbon dioxide by controlling the band structure of a g-C3N4 photocatalyst

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10837-10840
DOI: 10.1039/C4CC03060E, CommunicationPing Niu, Yongqiang Yang, Jimmy C. Yu, Gang Liu, Hui-Ming Cheng
The selectivity of CO2 photoreduction in the presence of water vapour can be modulated by the band structure of g-C3N4.
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Side chain engineering of n-type conjugated polymer enhances photocurrent and efficiency of all-polymer solar cells

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10801-10804
DOI: 10.1039/C4CC03722G, CommunicationYe-Jin Hwang, Taeshik Earmme, Selvam Subramaniyan, Samson A. Jenekhe
All-polymer solar cells with a side chain engineered copolymer (PNDIS-30BO) as acceptor give 10.4 mA cm-2 photocurrent and 4.4% efficiency.
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Structural modeling of iron halogenases: synthesis and reactivity of halide-iron(IV)-oxo compounds

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10887-10890
DOI: 10.1039/C4CC03234A, CommunicationOriol Planas, Martin Clemancey, Jean-Marc Latour, Anna Company, Miquel Costas
The reactivity of a novel structural synthetic model of the iron(IV)-oxo-halide active species of non-heme iron dependent halogenases is reported.
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Efficient labelling of enzymatically synthesized vinyl-modified DNA by an inverse-electron-demand Diels-Alder reaction

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10827-10829
DOI: 10.1039/C4CC04332D, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Holger Bu[German sz ligature}kamp, Ellen Batroff, Andrea Niederwieser, Obadah S. Abdel-Rahman, Rainer F. Winter, Valentin Wittmann, Andreas Marx
A system for the enzymatic synthesis of vinylated DNA and subsequent conjugation by inverse electron demand Diels-Alder reaction was developed. The labelling process supersedes several already established procedures.
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Copper-promoted oxidative-fluorination of arylphosphine under mild conditions

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10879-10882
DOI: 10.1039/C4CC04830J, CommunicationNa Liu, Liu-Liang Mao, Bin Yang, Shang-Dong Yang
An efficient method for the synthesis of phosphoric fluoride via oxidative coupling between hydrophosphine oxide and NaF is reported.
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Measuring whole genome methylation via oxygen channelling chemistry

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10894-10896
DOI: 10.1039/C4CC04623D, CommunicationEugene J. H. Wee, Matt Trau
Successful use of demethylating drugs in cancers underscores the need for new approaches to analyze whole genome methylation. MBD enrichment coupled to oxygen channeling chemistry-based detection may offer a simple and rapid solution with low sample requirement.
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In situ formation of well-dispersed palladium nanoparticles immobilized in imidazolium-based organic ionic polymers

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10871-10874
DOI: 10.1039/C4CC04662E, CommunicationHuaixia Zhao, Yangxin Wang, Ruihu Wang
A new strategy for the synthesis of well-dispersed palladium nanoparticles (NPs) immobilized in imidazolium-based porous organic ionic polymers was presented in this study. The as-synthesized polymers showed excellent catalytic activity and reusability in the hydrogenation of nitroarenes without extra addition of palladium species.
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Facile fabrication of a C60-polydopamine-graphene nanohybrid for single light induced photothermal and photodynamic therapy

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10815-10818
DOI: 10.1039/C4CC04416A, CommunicationZhen Hu, Feng Zhao, Yafei Wang, Yudong Huang, Lei Chen, Nan Li, Jun Li, Zhenhui Li, Guoxing Yi
A C60-polydopamine-graphene nanohybrid is fabricated via polydopamine chemistry; the hybrid displays PDT/PTT synergistic cancer cell killing effects under single light irradiation.
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Development of a highly potent, selective, and cell-active Inhibitor of cysteine cathepsin L-A hybrid design approach

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10875-10878
DOI: 10.1039/C4CC04037F, CommunicationDibyendu Dana, Shatarupa De, Pratikkumar Rathod, Anibal R. Davalos, Daniel A. Novoa, Suneeta Paroly, Viviana M. Torres, Nisar Afzal, Ravi S. Lankalapalli, Susan A. Rotenberg, Emmanuel J. Chang, Gopal Subramaniam, Sanjai Kumar
KD-1, a highly potent and cell-active inhibitor of human cathepsin L, targets both prime and non-prime sites.
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Multivalent hydrogen bonding block copolymers self-assemble into strong and tough self-healing materials

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10868-10870
DOI: 10.1039/C4CC03168G, CommunicationYulin Chen, Zhibin Guan
ABA triblock copolymers with glassy PMMA middle blocks and dynamic hydrogen bonding terminal blocks self-assemble into nanocomposites having an excellent combination of mechanical strength and self-healing capability.
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Supramolecular pyridyl urea gels as soft matter with antibacterial properties against MRSA and/or E. coli

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10819-10822
DOI: 10.1039/C4CC04028G, CommunicationKomala Pandurangan, Jonathan A. Kitchen, Salvador Blasco, Francesca Paradisi, Thorfinnur Gunnlaugsson
The development of a family of twelve aryl pyridyl ureas, their crystallography and the ability of a number of these to form hydrogen bonding supramolecular gels with antimicrobial properties are described.
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TBHP-promoted sequential radical silylation and aromatisation of aryl isonitriles with silanes

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10864-10867
DOI: 10.1039/C4CC04773G, CommunicationLei Wang, Hui Zhu, Songjin Guo, Jiang Cheng, Jin-Tao Yu
TBHP-promoted sequential silylation and aromatisation of isonitriles was developed, where the silyl group was regioselectively installed at the 6-position of phenanthridines. The addition of a silyl radical to the isonitrile followed by an intramolecular aromatic cyclization was involved in this transformation.
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AgNO2-mediated direct nitration of the quinoxaline tertiary benzylic C-H bond and direct conversion of 2-methyl quinoxalines into related nitriles

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10857-10860
DOI: 10.1039/C4CC01327A, CommunicationDegui Wu, Jian Zhang, Jianhai Cui, Wei Zhang, Yunkui Liu
A unique method for AgNO2-mediated direct nitration of the quinoxaline tertiary C-H bond and direct conversion of 2-methyl quinoxalines into 2-quinoxaline nitriles under oxidative conditions has been developed.
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An umpolung approach toward N-aryl nitrone construction: a phosphine-mediated addition of 1,2-dicarbonyls to nitroso electrophiles

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10853-10856
DOI: 10.1039/C4CC05044D, CommunicationAditi P. Chavannavar, Allen G. Oliver, Brandon L. Ashfeld
An umpolung strategy toward the chemoselective construction of N-aryl nitrones employing a phosphine-mediated addition of 1,2-dicarbonyls to nitroso arenes is described.
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Enantioselective adsorption of ibuprofen and lysine in metal-organic frameworks

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10849-10852
DOI: 10.1039/C4CC03745F, CommunicationRocio Bueno-Perez, Ana Martin-Calvo, Paula Gomez-Alvarez, Juan J. Gutierrez-Sevillano, Patrick J. Merkling, Thijs J. H. Vlugt, Titus S. van Erp, David Dubbeldam, Sofia Calero
Chiral and non-chiral MOFs have been used to separate racemic and scalemic mixtures of R/S-ibuprofen and L/D-lysine. The computational study reveals the relevance of confinement and guest-guest interactions.
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Concentration and acid-base controllable fluorescence of a metallosupramolecular polymer

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10841-10844
DOI: 10.1039/C4CC04243C, CommunicationLipeng He, Jianjun Liang, Yong Cong, Xin Chen, Weifeng Bu
A metallosupramolecular polymer constructed by coordinating Zn2+ with a conjugated bis-terpyridine ligand with two dibenzo-24-crown-8 groups demonstrates concentration-dependent and acid-base controllable emissions.
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Two-dimensional optical waveguiding and luminescence vapochromic properties of 8-hydroxyquinoline zinc (Znq2) hexagonal microsheets

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10812-10814
DOI: 10.1039/C4CC04794J, CommunicationYan-Qiu Sun, Yi-Long Lei, Jing Gao, Xu-Hui Sun, Sheng-Huang Lin, Qiao-Liang Bao, Qing Liao, Shuit-Tong Lee, Liang-Sheng Liao
Hexagonal single crystalline Znq2 microsheets exhibit two-dimensional optical waveguiding and luminescence vapochromic properties.
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Facile construction of functionalized periodic mesoporous organosilica for Ir-catalyzed enantioselective reduction of [small alpha]-cyanoacetophenones and [small alpha]-nitroacetophenones

19 August, 2014 - 22:17

Chem. Commun., 2014, 50,10891-10893
DOI: 10.1039/C4CC04169K, CommunicationChen Chen, Lingyu Kong, Tanyu Cheng, Ronghua Jin, Guohua Liu
A facile construction of organoiridium-functionalized periodic mesoporous organosilica and its application in the enantioselective reduction of [small alpha]-cyano and [small alpha]-nitroacetophenones are studied.
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