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Flexible responsive Janus nanosheets

30 January, 2015 - 14:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08420A, CommunicationYijiang Liu, Fuxin Liang, Qian Wang, Xiaozhong Qu, Zhenzhong Yang
Flexible Janus nanosheets can serve as a flexible solid emulsifier to encapsulate the desired species with single nanosheets, whose release can be pH triggered.
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Bisindeno-annulated pentacenes with exceptionally high photo-stability and ordered molecular packing: simple synthesis by a regio-selective Scholl reaction

30 January, 2015 - 14:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09812A, CommunicationArun Naibi Lakshminarayana, Jingjing Chang, Jie Luo, Bin Zheng, Kuo-Wei Huang, Chunyan Chi
Two bisindeno-annulated pentacenes were synthesized and they exhibited tunable solubility, high stability and ordered molecular packing.
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Olefins from biomass feedstocks: catalytic ester decarbonylation and tandem Heck-type coupling

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2731-2733
DOI: 10.1039/C4CC09003A, CommunicationAlex John, Levi T. Hogan, Marc A. Hillmyer, William B. Tolman
Catalytic method employs "masked" carboxylic acids to yield alkenes, via decarbonylation and/or C-C coupling of activated esters.
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Highly selective adsorption of ethylene over ethane in a MOF featuring the combination of open metal site and [small pi]-complexation

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2714-2717
DOI: 10.1039/C4CC09774B, CommunicationYiming Zhang, Baiyan Li, Rajamani Krishna, Zili Wu, Dingxuan Ma, Zhan Shi, Tony Pham, Katherine Forrest, Brian Space, Shengqian Ma
A MOF featuring the combination of open metal site and [small pi]-complexation demonstrates exceptional ethylene-ethane adsorption selectivity at 318 K.
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Synthesis of spiroindanes by palladium-catalyzed oxidative annulation of non- or weakly activated 1,3-dienes involving C-H functionalization

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2613-2616
DOI: 10.1039/C4CC09496D, CommunicationImtiaz Khan, Suresh Reddy Chidipudi, Hon Wai Lam
The palladium-catalyzed oxidative annulation of non- or weakly activated 1,3-dienes with 2-aryl cyclic 1,3-dicarbonyl compounds is described.
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Electrical conductivity of p-type BiOCl nanosheets

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2629-2632
DOI: 10.1039/C4CC09295C, CommunicationYoon Myung, Fei Wu, Sriya Banerjee, Jeunghee Park, Parag Banerjee
BiOCl nanosheets were synthesized using a facile hydrolysis method and their p-type electrical conduction as a function of oxygen partial pressure was measured.
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A hybrid of titanium nitride and nitrogen-doped amorphous carbon supported on SiC as a noble metal-free electrocatalyst for oxygen reduction reaction

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2625-2628
DOI: 10.1039/C4CC08007F, CommunicationYingdan Jia, Yanhui Wang, Liang Dong, Junjie Huang, Yan Zhang, Jing Su, Jianbing Zang
The NC-TiN/SiC electrocatalyst exhibits excellent electrocatalytic activity toward oxygen reduction reactions, outstanding stability and strong methanol resistance.
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Catalyst-loaded porous WO3 nanofibers using catalyst-decorated polystyrene colloid templates for detection of biomarker molecules

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2609-2612
DOI: 10.1039/C4CC09725D, CommunicationSeon-Jin Choi, Sang-Joon Kim, Won-Tae Koo, Hee-Jin Cho, Il-Doo Kim
A new facile catalyst loading method assisted by layer-by-layer self-assembly as well as pore formation on electrospun nanofibers (NFs) can generate in-depth research for establishing high performance gas sensing composites by exploring diverse catalyst-loaded porous NF composites.
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Geminal dihalogen isosteric replacement in hydrated AI-2 affords potent quorum sensing modulators

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2617-2620
DOI: 10.1039/C4CC09361E, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Min Guo, Yue Zheng, Jessica L. Terell, Michal Ad, Clement Opoku-Temeng, William E. Bentley, Herman O. Sintim
Geminal dibromo moiety can replace hydrated carbonyl groups in AI-2, a quorum sensing autoinducer, without diminution of activity. This group can form halogen bond with active site electron donor.
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A fluorescent heteroditopic hemicryptophane cage for the selective recognition of choline phosphate

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2679-2682
DOI: 10.1039/C4CC09428J, CommunicationDawei Zhang, Guohua Gao, Laure Guy, Vincent Robert, Jean-Pierre Dutasta, Alexandre Martinez
The first fluorescent hemicryptophane cage was synthesized and developed as an efficient and selective sensor for choline phosphate.
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Tuning macrocycles to design 'turn-on' fluorescence probes for manganese(II) sensing in live cells

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2605-2608
DOI: 10.1039/C4CC09542A, CommunicationSubha Bakthavatsalam, Anindita Sarkar, Ananya Rakshit, Shubhi Jain, Amit Kumar, Ankona Datta
We report novel 'turn-on' fluorescence probes for imaging Mn2+ in live cells.
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Functionalized cyclopentenes through a tandem NHC-catalyzed dynamic kinetic resolution and ambient temperature decarboxylation: mechanistic insight and synthetic application

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2690-2693
DOI: 10.1039/C4CC09308A, CommunicationDaniel T. Cohen, Ryne C. Johnston, Nicholas T. Rosson, Paul Ha-Yeon Cheong, Karl A. Scheidt
An unusual room temperature [small beta]-lactone decarboxylation facilitated a five-step enantioselective formal synthesis of the cyclopentane core of an estrogen receptor [small beta]-agonist.
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An easy-to-detect nona-arginine peptide for epidermal targeting

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2687-2689
DOI: 10.1039/C4CC08737B, CommunicationSylvain Clede, Nicolas Delsuc, Cecile Laugel, Francois Lambert, Christophe Sandt, Arlette Baillet-Guffroy, Clotilde Policar
A nona-arginine peptide conjugated with a Re-tricarbonyl IR and fluorescent probe (SCoMPI) accumulates at the epidermis without reaching the dermis.
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A CuS-based chemical tongue chip for pattern recognition of proteins and antibiotic-resistant bacteria

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2675-2678
DOI: 10.1039/C4CC08863H, CommunicationXiang Ran, Fang Pu, Jinsong Ren, Xiaogang Qu
A CuS-based sensor array having high stability and selectivity for identifying analytes on a quartz chip.
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A supramolecular keypad lock

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2698-2701
DOI: 10.1039/C4CC09336D, CommunicationCatia Parente Carvalho, Zoe Dominguez, Jose Paulo Da Silva, Uwe Pischel
The first supramolecular keypad lock based on cucurbituril chemistry in water is presented.
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A robust and conductive metal-impregnated graphene oxide membrane selectively separating organic vapors

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2671-2674
DOI: 10.1039/C4CC08896D, CommunicationDo Van Lam, Tao Gong, Sejeong Won, Jae-Hyun Kim, Hak-Joo Lee, Changgu Lee, Seung-Mo Lee
A robust and conductive graphene oxide membrane with selective separation properties can be easily prepared by the vapor phase metal-impregnation effect provided by an atomic layer deposition process.
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Electrochemical synthesis of small-sized red fluorescent graphene quantum dots as a bioimaging platform

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2544-2546
DOI: 10.1039/C4CC09332A, CommunicationXiaoyun Tan, Yunchao Li, Xiaohong Li, Shixin Zhou, Louzhen Fan, Shihe Yang
We report water-soluble, 3 nm uniform-sized graphene quantum dots (GQDs) with red emission prepared by electrochemical exfoliation of graphite in K2S2O8 solution. Such GQDs show a great potential as biological labels for cellular imaging.
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A near-infrared light-controlled system for reversible presentation of bioactive ligands using polypeptide-engineered functionalized gold nanorods

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2569-2572
DOI: 10.1039/C4CC09516B, CommunicationJie Yang, Ming-Hao Yao, Ming-Shuo Du, Rui-Mei Jin, Dong-Hui Zhao, Jun Ma, Zhi-Ya Ma, Yuan-Di Zhao, Bo Liu
A hybrid platform with polypeptide-engineered functionalized gold nanorods has been designed for reversible presentation of immobilized bioactive ligands by near-infrared light.
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Integration of rigid and flexible organic parts for the construction of a homochiral metal-organic framework with high porosity

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2565-2568
DOI: 10.1039/C4CC09821H, CommunicationZhong-Xuan Xu, Yan-Xi Tan, Hong-Ru Fu, Yao Kang, Jian Zhang
A pair of predesigned proline derivative ligands was used to construct a pair of homochiral metal-organic frameworks with high porosity.
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Non-volatile organic transistor memory devices using the poly(4-vinylpyridine)-based supramolecular electrets

30 January, 2015 - 14:54

Chem. Commun., 2015, 51,2562-2564
DOI: 10.1039/C4CC09667C, CommunicationY.-H. Chou, Y.-C. Chiu, W.-Y. Lee, W.-C. Chen
Non-volatile transistor memory devices based on hydrogen-bonded supramolecular electrets consisting of poly(4-vinylpyridine) and hydroxyl conjugated molecules.
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