Chem. Commun.

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Control over Connectivity and Magnetism of Tetrahedral FeSe2 Chains through Coordination Fe-Amine Complexes

3 December, 2014 - 00:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08608B, CommunicationJoshua T. Greenfield, Chongin Pak, Saeed Kamali, Kathleen Lee, Kirill Kovnir
The synthesis and structural characterization is reported for [Fe(dien)2][FeSe2]2 and [Fe(tren)][FeSe2]2, two new mixed-valence compounds which contain infinite FeSe2 tetrahedral chains separated by Fe-amine complexes. The inter- and intra-chain magnetic...
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Highly efficient deep-blue phosphorescence from heptafluoropropyl-substituted iridium complexes

3 December, 2014 - 00:54

Chem. Commun., 2015, 51,58-61
DOI: 10.1039/C4CC07768G, CommunicationJung-Bum Kim, Seung-Hoon Han, Kiyull Yang, Soon-Ki Kwon, Jang-Joo Kim, Yun-Hi Kim
(HFP)2Ir(pic), (HFP)2Ir(mpic), and (HFP)2Ir(fptz) with electron-withdrawing heptafluoropropyl groups exhibited wide band gaps with high PL QYs and the devices showed the EQEs of 19.7%, 21.4% and 14.2% and CIE coordinates of (0.147, 0.164), (0.146, 0.165) and (0.152, 0.148), respectively.
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RApid Parallel Protein EvaluatoR (RAPPER), from gene to enzyme function in one day

3 December, 2014 - 00:54

Chem. Commun., 2015, 51,122-124
DOI: 10.1039/C4CC08240K, CommunicationL. T. Quertinmont, R. Orru, S. Lutz
Cell-free transcription-translation systems offer an effective and versatile platform to explore the impact of genetic variations on protein function.
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One pot multicomponent tetrahydropyridine synthesis promoted by the aggregates of 6, 6-Dicyanopentafulvene supported luminescent ZnO nanoparticles

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC09058F, CommunicationMeenal Kataria, Subhamay Pramanik, Manoj Kumar, Vandana Bhalla
Fluorescent pot shaped aggregates of 6, 6-Dicyanopentafulvene derivative 4 serve as reactor and stabilizer for the preparation of luminescent ZnO nanoparticles which exhibit high catalytic efficiency in one pot multicomponent...
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Single-Shot Titrations and Reaction Monitoring by Slice-Selective NMR Spectroscopy

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08329F, CommunicationThomas Niklas, Dietmar Stalke, Michael John
A new method, based on slice-selective NMR spectroscopy of inhomogeneous mixtures, is introduced to perform NMR titrations and reaction monitoring in a single experiment. The method was applied to the...
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Electrodeposition of PbO and In Situ Conversion to CH3NH3PbI3 for Mesoscopic Perovskite Solar Cells

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08269A, Communicationxueping cui, Kejian Jiang, Jin-Hua Huang, xueqin zhou, meiju su, shao-gang li, Qian-Qian Zhang, Lian-Ming Yang, Yanlin Song
The perovskite CH3NH3PbI3 was prepared on a mesoscopic TiO2 film, starting from electrodepositing PbO, to iodination for PbI2, then interdiffusion reaction with CH3NH3I. The as-prepared film was used as a...
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Crystal templating through liquid-liquid phase separation

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07880B, CommunicationJoanna Mosses, David Andrew Turton, Leo Lue, Jan Sefcik, Klaas Wynne
Controlled induction of crystal nucleation is a highly desirable but elusive goal. Attempts to speed up crystallization, such as high super saturation or working near a liquid-liquid critical point, always...
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An Ir(IV)-containing Polyoxometalate

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC09271F, CommunicationSergey A Adonin, Natalya V Izarova, Claire Besson, Pavel A. Abramov, Beatrix Santiago-Schubel, Paul Kogerler, Vladimir P Fedin, Maksim Nailyevich Sokolov
[HIr(IV)W6O24]7-, representing the first Ir-containing Anderson-Evans-type polyanion and the first structurally characterized Ir(IV)-based polyoxometalate, has been isolated as its hydrated sodium salt and characterized by single-crystal X-ray diffraction, mass spectrometry,...
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Polyimide-wrapped carbon nanotube electrodes for long cycle Li-air batteries

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08542F, CommunicationChan Kyu Lee, Yong Joon Park
A simple surface modification technique for carbon electrodes in long-cycle Li-air batteries is demonstrated, in which a polyimide coating is used to suppress unwanted side reactions between the electrode and...
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Transition Metal Free Intramolecular Selective Oxidative C(sp3)-N Coupling: Synthesis of N-Aryl-isoindolinones from 2-Alkylbenzamides

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08717H, CommunicationAjay Verma, Saket Patel, Meenakshi Meenakshi, Amit Kumar, Abhimanyu Yadav, Shailesh Kumar, sadhan jana, Shubham Sharma, Ch Durga Prasad, Sangit Kumar
A synthetic method has been developed for the construction of biologically important isoindolinones including indoprofen and DWP205190 drugs from 2-alkylbenzamide substrates by transition metal-free intramolecular selective oxidative coupling of C(sp3)-H...
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Synthetic Fluorescent Probes Capable of Selective Recognition of 3'-Overhanging Nucleotides for siRNA Delivery Imaging

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08800J, CommunicationTakaya Sato, Yusuke Sato, Kenta Iwai, Shusuke Kuge, Seiichi Nishizawa, Norio Teramae
Small interferring RNAs (siRNAs) hold great potential as therapeutic agents due to their gene silencing abilities in a sequence-specific manner through an RNA interference (RNAi) process. The tools to analyze...
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Saturation mutagenesis in selected amino acids to shift Pseudomonas sp. acidic lipase Lip I.3 substrate specificity and activity

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08477B, CommunicationPaola Panizza, Silvia Cesarini, Pilar Diaz , Sonia Rodriguez Giordano
Several Pseudomonas sp CR611 Lip I.3 mutants with overall increased activity and a shift towards longer chain substrates were constructed. Substitution of residues Y29 and W310 by smaller amino acids...
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Single-Nanoparticle NO2 Gas Sensor Using Active Molecular Plasmonics

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08395D, CommunicationLichan Chen, Bo Wu, Longhua Guo, Ruiwen Tey, Youju Huang, Donghwan (Richie) Kim
A single-nanoparticle plasmonic sensor for the sensitive detection of gas molecule (NO2) has been constructed. Taking advantage of active molecular plasmonics, the analyte selectively trigger a measurable spectral shift of...
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Lightening up Intracelluar Prognostic Indicator in Early-Stage Cancer

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08789E, CommunicationHaiwei Ji, Yijia Guan, L Wu, Jinsong Ren, Daisuke Miyoshi, Naoki Sugimoto, Xiaogang Qu
Cyclin A2 is a promising cancer prognostic indicator, its intracellular in situ imaging is still a challenging task. This work designs an "off-on" fluorescent probe, which can lighten up intracellular...
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Krebs Cycle Metabolon Formation: Metabolite Concentration Gradient Enhanced Compartmentation of Sequential Enzymes

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08702J, CommunicationFei Wu, Lindsey N Pelster, Shelley Minteer
Dynamics of metabolon formation in mitochondria was probed by studying diffusional motion of two sequential Krebs cycle enzymes in a microfluidic channel. Enhanced directional co-diffusion of both enzymes against a...
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From "hemoabzymes" to "hemozymes": towards new biocatalysts for selective oxidations

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08169B, Feature ArticleJean-Pierre Mahy, Jean-Didier Marechal, Remy Ricoux
The design of artificial hemoproteins that could catalyze selective oxidations using clean oxidants such as O2 or H2O2 under ecocompatible conditions constitutes a real challenge for a wide range of...
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Predicting the structure and interfacial activity of diblock brush, mixed brush, and Janus-grafted nanoparticles

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08659G, CommunicationJason Koski, Huikuan Chao, Robert Riggleman
A modeling framework is developed to describe the structure and properties of fluid interfaces stabilized with grafted nanoparticles. The framework is demonstrated on nanoparticles functionalized with polymers of various grafting...
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Electrochemical Flow-Reactor for Expedient Synthesis of Copper-N-Heterocyclic Carbene Complexes

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08874C, CommunicationCharlotte E. Willans, Yarseen Shafi, Nikil Kapur, Bao Nguyen, Michael R Chapman
An electrochemical flow-cell for highly efficient and selective generation of Cu(I)-N-heterocyclic carbene complexes under neutral and ambient conditions is reported. The feasibility of the flow-cell is demonstrated through the electrochemical...
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An Efficient Synthesis of Pyrido[1,2-a]indoles through Aza-Nazarov Type Cyclization

1 December, 2014 - 00:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC08783F, CommunicationKarthikeyan Iyyanar, Arunprasath Dhanarajan, G Sekar
Transition metal free Bronsted acid mediated synthesis of biologically important pyrido[1,2-a]indole scaffolds through aza-Nazarov type cyclization of readily available diaryl(2-pyridyl)methanol using formic acid has been developed. This methodology has been...
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Heat-induced transformation of CdSe-CdS-ZnS core-multishell quantum dots by Zn diffusion into inner layers

1 December, 2014 - 00:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08647C, CommunicationAnil O. Yalcin, Bart Goris, Relinde J. A. van Dijk-Moes, Zhaochuan Fan, Ahmet K. Erdamar, Frans D. Tichelaar, Thijs J. H. Vlugt, Gustaaf Van Tendeloo, Sara Bals, Daniel Vanmaekelbergh, Henny W. Zandbergen, Marijn A. van Huis
CdSe-CdS-ZnS core-multishell quantum dots transform by Zn inner diffusion during in situ heating in the TEM.
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