Chem. Commun.

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Surface modification of metal oxides by polar molecules in a non-polar, polarizable solvent system

22 April, 2014 - 17:17

Chem. Commun., 2014, 50,5397-5399
DOI: 10.1039/C3CC47140C, CommunicationArunava Agarwala, Niv Kaynan, Seva Zaidiner, Roie Yerushalmi
A simple yet general approach for modifying metal oxide surfaces using polar compounds in a non-polar polarizable solvent is presented.
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Investigating magneto-chemical interactions at molecule-substrate interfaces by X-ray photo-emission electron microscopy

22 April, 2014 - 17:17

Chem. Commun., 2014, 50,5190-5192
DOI: 10.1039/C3CC47726F, CommunicationJan Girovsky, Michele Buzzi, Christian Wackerlin, Dorota Siewert, Jan Nowakowski, Peter M. Oppeneer, Frithjof Nolting, Thomas A. Jung, Armin Kleibert, Nirmalya Ballav
Seeing is believing - visualizing magnetic exchange coupling across the molecule-substrate spin-interface by X-ray photo-emission electron microscopy.
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Pyridine-2-thiolate bridged tin-palladium complexes with Sn(PdN2Cl2), Sn(PdN2S2), Sn(PdN2C2) and Sn(Pd2N4) skeletons

22 April, 2014 - 17:17

Chem. Commun., 2014, 50,5382-5384
DOI: 10.1039/C3CC47912A, CommunicationErik Wachtler, Robert Gericke, Lyuben Zhechkov, Thomas Heine, Thorsten Langer, Birgit Gerke, Rainer Pottgen, Jorg Wagler
Pyridine-2-thiolate tin(IV) compounds were shown to chelate Pd(0) in a pincer-like fashion with formation of penta- and hexacoordinate tin compounds.
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Two-dimensional g-C3N4: an ideal platform for examining facet selectivity of metal co-catalysts in photocatalysis

20 April, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC00745J, CommunicationSong Bai, Xijun Wang, Canyu Hu, Maolin Xie, Jun Jiang, Yujie Xiong
Two-dimensional g-C3N4 nanosheets with few-layer thickness, ensuring equivalent charge migrations to various Pd facets, provide an ideal model system for reliably examining the facet selectivity of Pd co-catalysts. It reveals...
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Effective dehydrogenation of 2-pyridylmethanol derivatives catalyzed by an iron complex

20 April, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01498G, CommunicationMasahiro Kamitani, Masaki Ito, Masumi Itazaki, Hiroshi Nakazawa
Effective dehydrogenation of 2-pyridylmethanol derivatives was achieved using an iron catalyst (TON = 67 000) without a hydrogen acceptor.
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Designer macrocyclic organo-peptide hybrids inhibit the interaction between p53 and HDM2/X by accommodating a functional [small alpha]-helix

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5027-5030
DOI: 10.1039/C4CC01199F, CommunicationJessica M. Smith, John R. Frost, Rudi Fasan
Side-chain-to-C-end-bridged organo-peptide macrocycles provide a new scaffold for accommodating an [small alpha]-helical protein-binding motif.
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Optical reading of the open and closed states of a molecular turnstile

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5040-5042
DOI: 10.1039/C4CC01071J, CommunicationNicolas Zigon, Patrick Larpent, Abdelaziz Jouaiti, Nathalie Kyritsakas, Mir Wais Hosseini
The reversible switching between the open and closed states of a molecular turnstile can be addressed by emission spectroscopy.
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Monometalated tribenzotriquinacene: exo and endo coordination of sodium and potassium with a rigid bowl-shaped hydrocarbon anion

20 April, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01428F, CommunicationJan Klett
Monometalated tribenzotriquinacene forms an exo coordinated arrangement with sodium, while potassium is found in an endo position inside the bowl.
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Colorimetric barbiturate sensing with hybrid spin crossover assemblies

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5043-5045
DOI: 10.1039/C4CC01805B, CommunicationMichael C. Young, Erica Liew, Richard J. Hooley
Iron-based spin crossover complexes can be used as selective, visible sensors for barbiturates in the presence of other biologically relevant hydrogen bonding species.
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Investigation of the facet-dependent performance of [small alpha]-Fe2O3 nanocrystals for heavy metal determination by stripping voltammetry

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5011-5013
DOI: 10.1039/C4CC01029A, CommunicationWei-Hong Xu, Qiang-Qiang Meng, Chao Gao, Jing Wang, Qun-Xiang Li, Jin-Huai Liu, Xing-Jiu Huang
The electrochemical performances of [small alpha]-Fe2O3 nanocubes, nanoplates, and nanorods modified GCEs toward Pb2+ detection strongly depend on their exposed facets.
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A surface plasmon resonance assay coupled with a hybridization chain reaction for amplified detection of DNA and small molecules

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5049-5052
DOI: 10.1039/C4CC01374C, CommunicationXuemei Li, Yan Wang, Linlin Wang, Qingli Wei
A surface plasmon resonance (SPR) detection system based on a hybridization chain reaction (HCR) was developed for amplified detection of DNA and small molecules with high sensitivity. This methodology is capable of detecting the target in complicated biological samples and can be further extended to the detection of other proteins or biomarkers.
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Iron-catalysed asymmetric tandem spiro-cyclization using dioxygen in air as the hydrogen acceptor

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5053-5056
DOI: 10.1039/C4CC01555J, CommunicationTakuya Oguma, Tsutomu Katsuki
A tandem combination of ortho-quinone methide (o-QM) formation/Michael addition/asymmetric dearomatization, which is catalysed by an iron-salan complex in air with high enantioselectivity, provides an efficient method for spirocyclic (2H)-dihydrobenzofuran synthesis from 2-naphthols and phenols.
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Electrochemical investigation of sodium reactivity with nanostructured Co3O4 for sodium-ion batteries

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5057-5060
DOI: 10.1039/C4CC01033G, CommunicationMd Mokhlesur Rahman, Alexey M. Glushenkov, Thrinathreddy Ramireddy, Ying Chen
The electrochemical behaviour of Co3O4 with sodium is reported here.
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[4+2+2] Cycloaddition catalyzed by a new cationic rhodium-bisphosphine monooxide complex

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5007-5010
DOI: 10.1039/C4CC01320D, CommunicationGino Martin R. Canlas, Scott R. Gilbertson
A rhodium-BozPHOS based complex is reported that is competent in catalyzing the [4+2+2] cycloisomerization of cyclooctatrienes in moderate to good yields.
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Synthesis of 1H-indazoles from N-tosylhydrazones and nitroaromatic compounds

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5061-5063
DOI: 10.1039/C4CC00962B, CommunicationZhenxing Liu, Long Wang, Haocheng Tan, Shiyi Zhou, Tianren Fu, Ying Xia, Yan Zhang, Jianbo Wang
1H-Indazoles have been synthesized from readily available N-tosylhydrazones and nitroaromatic compounds under mild reaction conditions.
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Oxidation of allylic and benzylic alcohols to aldehydes and carboxylic acids

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5014-5016
DOI: 10.1039/C4CC01305K, CommunicationDaniel Konning, Tobias Olbrisch, Fanni D. Sypaseuth, C. Christoph Tzschucke, Mathias Christmann
The oxidation of allylic and benzylic alcohols to the corresponding carboxylic acids is effected by merging a Cu-catalyzed oxidation using O2 as a terminal oxidant with a subsequent chlorite oxidation (Lindgren oxidation).
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Host-guest complexation induced emission: a pillar[6]arene-based complex with intense fluorescence in dilute solution

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5017-5019
DOI: 10.1039/C4CC01560F, CommunicationPi Wang, Xuzhou Yan, Feihe Huang
A host-guest inclusion complex was constructed from a water-soluble pillar[6]arene and a tetraphenylethene derivative in water and it exhibited strong fluorescence in dilute solution. Furthermore, such a complex acted as a "turn-off" fluorescent sensor for paraquat via the competitive host-guest complexation.
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A novel fluorescent probe for detecting paraquat and cyanide in water based on pillar[5]arene/10-methylacridinium iodide molecular recognition

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5064-5067
DOI: 10.1039/C4CC01403K, CommunicationPi Wang, Yong Yao, Min Xue
A novel fluorescent probe for detecting paraquat and cyanide in water based on pillar[5]arene/10-methylacridinium iodide molecular recognition is reported.
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A dual functional additive for the HTM layer in perovskite solar cells

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5020-5022
DOI: 10.1039/C3CC49458F, CommunicationHong Zhang, Yantao Shi, Feng Yan, Liang Wang, Kai Wang, Yujin Xing, Qingshun Dong, Tingli Ma
The ionic liquid N-butyl-N[prime or minute]-(4-pyridylheptyl)imidazolium bis(trifluoromethane)sulfonimide (BuPyIm-TFSI) was used as an additive to improve HTM conductivity and reduce dark current of the solar cell simultaneously, thereby greatly increasing the power conversion efficiency.
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Mechanized silica nanoparticles based on reversible bistable [2]pseudorotaxanes as supramolecular nanovalves for multistage pH-controlled release

20 April, 2014 - 16:54

Chem. Commun., 2014, 50,5068-5071
DOI: 10.1039/C4CC01442A, CommunicationMingDong Wang, Tao Chen, ChenDi Ding, JiaJun Fu
Mechanized silica nanoparticles installed with the reversible bistable [2]pseudorotaxanes achieve multistage pH-controlled release of cargoes.
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