Chem. Commun.

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First enantioselective total synthesis and configurational assignments of suberosenone and suberosanone as potential antitumor agents

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3458-3461
DOI: 10.1039/C4CC10041G, CommunicationMohammad Kousara, Angelique Ferry, Franck Le Bideau, Kathalyn L. Serre, Isabelle Chataigner, Estelle Morvan, Joelle Dubois, Monique Cheron, Francoise Dumas
The first enantioselective syntheses of (1R)-suberosenone and (1R)-suberosanone are achieved, leading to revision of the AC of a natural (1S)-suberosanone.
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N-Heterocyclic carbene-catalyzed enantioselective annulations: a dual activation strategy for a formal [4+2] addition for dihydrocoumarins

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3407-3410
DOI: 10.1039/C4CC09590A, CommunicationAnna Lee, Karl A. Scheidt
A highly efficient asymmetric formal [4+2] annulation for the synthesis of dihydrocoumarins has been developed via an in situ activated NHC catalysis.
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Facile electrochemical synthesis of titanium dioxide dendrites and their electrochemical properties

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3391-3394
DOI: 10.1039/C4CC09762A, CommunicationSang Ha Lee, Hyuck Lee, Misuk Cho, Youngkwan Lee
Titanium dioxide dendrites were successfully prepared by a simple electrochemical deposition technique in acidic solution.
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An electrochemical peptide cleavage-based biosensor for prostate specific antigen detection via host-guest interaction between ferrocene and [small beta]-cyclodextrin

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3387-3390
DOI: 10.1039/C4CC10363G, CommunicationShunbi Xie, Jin Zhang, Yali Yuan, Yaqin Chai, Ruo Yuan
Here we have developed a "signal-on" peptide cleavage-based assay for sensitive and specific detection of prostate specific antigen (PSA) by coupling the host-guest interaction between ferrocene (Fc) and [small beta]-cyclodextrin ([small beta]-CD).
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Quantitative analysis of photons' decaying pathways in Si nanowire arrays for highly efficient photoelectrochemical solar hydrogen generation

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3383-3386
DOI: 10.1039/C4CC09586C, CommunicationChunyang Duan, Hui Wang, Bingchang Zhang, Fan Li, Xuemei Ou, Xiaohong Zhang
Quantitative investigation of decaying pathways of photon-excited SiNW array's exciton.
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Unveiling the uncatalyzed reaction of alkynes with 1,2-dipoles for the room temperature synthesis of cyclobutenes

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3395-3398
DOI: 10.1039/C4CC10111A, CommunicationBenito Alcaide, Pedro Almendros, Israel Fernandez, Carlos Lazaro-Milla
2-(Pyridinium-1-yl)-1,1-bis(triflyl)ethanides have been used as 1,2-dipole precursors in a metal-free direct [2+2] cycloaddition reaction of alkynes. Remarkably, this mild and facile uncatalyzed protocol requires neither irradiation nor heating.
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Regulating the piezofluorochromism of 9,10-bis(butoxystyryl)anthracenes by isomerization of butyl groups

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3403-3406
DOI: 10.1039/C4CC10196K, CommunicationYao Xiong, Xilong Yan, Yawen Ma, Yang Li, Guohui Yin, Ligong Chen
Isomerization of alkyl chains can effectively regulate the piezofluorochromism of AIE-active 9,10-bis(alkoxystyryl)anthracenes.
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Copper-catalyzed intermolecular and regioselective aminofluorination of styrenes: facile access to [small beta]-fluoro-N-protected phenethylamines

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3379-3382
DOI: 10.1039/C4CC10162F, CommunicationJorge Saavedra-Olavarria, Gean C. Arteaga, Jhon J. Lopez, Edwin G. Perez
A copper-catalyzed regio- and intermolecular aminofluorination of styrenes has been developed.
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Versatile polyiodopyrazoles: synthesis and biocidal promise

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3438-3441
DOI: 10.1039/C4CC09775K, CommunicationDeepak Chand, Jean'ne M. Shreeve
An efficient synthetic route provides ready access to polyiodopyrazoles, including 3,4,5-triiodopyrazole; further introduction of the diiodo-methyl group increases the iodine concentration which gives rise to anti bioagent detonation products I2 and HI, making these iodo compounds promising candidates as ingredients in agent defeat weapons (ADWs).
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Crystallization-induced red emission of a facilely synthesized biodegradable indigo derivative

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3375-3378
DOI: 10.1039/C4CC09540E, CommunicationCangjie Yang, Quang Thang Trinh, Xiaochen Wang, Yuxin Tang, Kai Wang, Shuo Huang, Xiaodong Chen, Samir H. Mushrif, Mingfeng Wang
A new crystallization-induced red-emitting luminogen based on a biodegradable indigo derivative forms well-defined microcrystals in tetrahydrofuran-water mixtures upon ultrasonication.
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Panchromatic luminescence from julolidine dyes exhibiting excited state intramolecular proton transfer

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3351-3354
DOI: 10.1039/C4CC09832C, CommunicationAdela Nano, Maria Pia Gullo, Barbara Ventura, Nicola Armaroli, Andrea Barbieri, Raymond Ziessel
The panchromatic emission from julolidine dyes modified for ESIPT is modulated by the substituent on the phenyl ring (R = I, C[triple bond, length as m-dash]CH).
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Indium-catalyzed, novel route to [small beta],[small beta]-disubstituted indanones via tandem Nakamura addition-hydroarylation-decarboxylation sequence

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3347-3350
DOI: 10.1039/C4CC09799H, CommunicationNimmakuri Rajesh, Dipak Prajapati
An indium-catalyzed, novel method for the generation of [small beta],[small beta]-disubstituted indanones was described. Indium(III) trifluoromethanesulfonate is reported as the multitasking catalyst that promotes tandem Nakamura addition-hydroarylation-decarboxylation process under one-pot conditions.
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A novel fabrication of a polymeric ionic liquid hybrid film modified electrode and its successful application to the electrogeneration of a superoxide anion in aqueous media

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3343-3346
DOI: 10.1039/C4CC08410A, CommunicationDilani Nilushika, Mohamed I. Awad, Mahmoud M. Saleh, Takeyoshi Okajima, Lanqun Mao, Takeo Ohsaka
An ionene polymer-ionic liquid hybrid was fabricated by electro-oxidative polymerization of N,N-dimethylaniline in [MPP]+[N(Tf)2]-, which can be applied for the electrogeneration of a superoxide anion in aqueous media.
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Asymmetric catalysis activated by visible light

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3290-3301
DOI: 10.1039/C4CC09268F, Feature ArticleEric Meggers
Recent advances in merging visible light activated photochemistry with asymmetric catalysis are summarized and discussed.
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Poly(vinyl ester 1,2,3-triazolium)s: a new member of the poly(ionic liquid)s family

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3332-3335
DOI: 10.1039/C4CC08847F, CommunicationM. M. Obadia, G. Colliat-Dangus, A. Debuigne, A. Serghei, C. Detrembleur, E. Drockenmuller
A new class of poly(ionic liquid) of the poly(vinyl ester) family has been synthesized using an original and modular synthetic route.
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Infrared laser triggered release of bioactive compounds from single hard shell microcapsules

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09745A, CommunicationTobias Vopel, Rebecca Scholz, Luca Davico, Magdalena Gro[German sz ligature}, Steffen Buning, Sabine Kareth, Eckhard Weidner, Simon Ebbinghaus
Thermal microscopy combines laser-induced heating and real time imaging. Temperature jumps release bioactive compounds from temperature sensitive single microcapsules.
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Scaling up an electrochemical signal with a catalytic hairpin assembly coupling nanocatalyst label for DNA detection

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00680E, CommunicationXu Hun, Guoliang Xie, Xiliang Luo
A new strategy for the electrochemical detection of DNA based on catalytic hairpin assembly combined with nanocatalyst label-based redox cycling reaction signal amplification. A superior detection limit of 0.3 aM toward DNA was achieved.
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Electrochemical synthesis of luminescent MoS2 quantum dots

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09826A, CommunicationDeepesh Gopalakrishnan, Dijo Damien, Bo Li, Hemtej Gullappalli, Vijayamohanan K. Pillai, Pulickel M. Ajayan, Manikoth M. Shaijumon
Quantum dots of single-/few-layered MoS2 with tunable sizes, obtained through a unique electrochemical exfoliation process, show excellent electrocatalytic activity towards hydrogen evolution reactions.
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