Chem. Commun.

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A two-photon fluorescent turn-on probe for nitroxyl (HNO) and its bioimaging application in living tissues

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10382C, CommunicationKaibo Zheng, Weiying Lin, Dan Cheng, Hua Chen, Yong Liu, Keyin Liu
The first two-photon fluorescent probe for specific detection of nitroxyl is designed and synthesized, and we have further demonstrated that the new two-photon fluorescent probe could be employed to image nitroxyl in living cells and tissues.
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Asymmetric hydroamination catalyzed by a new chiral zirconium system: reaction scope and mechanism

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10032H, CommunicationXiaoguang Zhou, Bing Wei, Xiu-Li Sun, Yong Tang, Zuowei Xie
A new class of pincer-like chiral [O-NO-]ZrR2 systems has been developed for efficient asymmetric hydroamination of primary aminoalkenes with up to 94% ee and [greater-than-or-equal]95% conversion.
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A new biomimetic route to engineer enzymatically active mechano-responsive materials

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00329F, CommunicationCesar Rios, Johan Longo, Sarah Zahouani, Tony Garnier, Cedric Vogt, Andreas Reisch, Bernard Senger, Fouzia Boulmedais, Joseph Hemmerle, Karim Benmlih, Benoit Frisch, Pierre Schaaf, Loic Jierry, Philippe Lavalle
Uniaxial stretching of [small beta]-galactosidase anchored to a cross-linked polyelectrolyte multilayer leads to the tuning of the material catalytic activity.
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Multiple C-H borylation of phenylhydrazones to boron-nitrogen analogues of benzopentalene

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00471C, CommunicationCong Ma, Jianying Zhang, Jianfeng Li, Chunming Cui
Synthesis of the first boron-nitrogen analogues of benzopentalene by one-pot multiple C-H borylation of phenylhydrazones and their unique electronic structures.
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Dynamic combinatorial chemistry on a monolayer protected gold nanoparticle

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC01127B, CommunicationSubhabrata Maiti, Leonard J. Prins
The surface of a dynamic system spontaneously adapts to the added metal ion.
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Diastereoselective cyclization of an aminobenzoic acid derivative and chiroptical properties of triple-stranded helical bis(phenylethynyl)benzene

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00945F, CommunicationRyohei Yamakado, Shin-ichi Matsuoka, Masato Suzuki, Daisuke Takeuchi, Hyuma Masu, Isao Azumaya, Koji Takagi
Diastereoselective cyclic trimerization of 2,5-dibromo-4-hexylaminobenzoic acid followed by a Sonogashira-Hagihara coupling reaction constructed the triple-stranded helical structure of bis(phenylethynyl)benzene units.
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Electronic-structure-based material descriptors: (in)dependence on self-interaction and Hartree-Fock exchange

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10427G, CommunicationA. Notario-Estevez, S. M. Kozlov, F. Vines, F. Illas
We show here the general validity of most popular electronic structure based material descriptors for all transition metals, unbiased by the usage of one or more specific density functional computational methods.
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Photocatalytic CO2 reduction by a mixed metal (Zr/Ti), mixed ligand metal-organic framework under visible light irradiation

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00686D, CommunicationYeob Lee, Sangjun Kim, Jeung Ku Kang, Seth M. Cohen
Postsynthetic exchange (PSE) of Ti(IV) into a Zr(IV)-based MOF enabled photocatalytic CO2 reduction to HCOOH under visible light irradiation with the aid of BNAH and TEOA.
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Strong hydrophobizer: laterally chemisorbed low-molecular-weight polydimethylsiloxane

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00066A, CommunicationSoo Sang Chae, Jin Young Oh, Jee Ho Park, Won Jin Choi, Jeong Hwan Han, Jeong-O Lee, Hong Koo Baik, Tae Il Lee
We introduce a siloxane chain-based hydrophobizer that exhibits superior thermal and chemical stability compared to the conventional hydrophobizing silane agent under conditions of over 300 [degree]C and pH 2-13.
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A novel Co@Au structure formed in bimetallic core@shell nanoparticles

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00774G, CommunicationAlvaro Mayoral, Daniel Llamosa, Yves Huttel
A new type of core-shell Co@Au nanoparticles is reported here, where the core is formed by a Co icosahedron surrounded by fcc Au facets.
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Synthesis, molecular and electronic structure, and reactions of a Zn-Hg-Zn bonded complex

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00637F, CommunicationMatthew P. Blake, Nikolas Kaltsoyannis, Philip Mountford
Reaction of (Ar[prime or minute]NacNac)ZnI with K/Hg gave {(Ar[prime or minute]NacNac)Zn}2Hg (1), the first example of a bond between two different Group 12 metals. DFT and QTAIM analyses suggest a formal Zn(I)-Hg(0)-Zn(I) linkage; 1 reacts with I2, FpI or Fp2 to give products of the type (Ar[prime or minute]NacNac)ZnX (X = I or Fp; Fp = CpFe(CO)2).
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Radical aminooxygenation of alkenes with N-fluoro-benzenesulfonimide (NFSI) and TEMPONa

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00591D, CommunicationYi Li, Marcel Hartmann, Constantin Gabriel Daniliuc, Armido Studer
Reaction of various alkenes with N-fluorobenzenesulfonimide (NFSI) and TEMPONa provides aminooxygenation products in moderate to good yields.
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A competitive amino-carboxylic hydrogen bond on a gold surface

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10271A, CommunicationZhijing Feng, Carla Castellarin Cudia, Luca Floreano, Alberto Morgante, Giovanni Comelli, Carlo Dri, Albano Cossaro
A novel amino-carboxylic hetero-synthon is described, which drives the formation of a complex 2D hetero-organic architecture.
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In situ growth of a polyphosphazene nanoparticle coating on a honeycomb surface: facile formation of hierarchical structures for bioapplication

27 February, 2015 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10379C, CommunicationShuangshuang Chen, Xuemin Lu, Zhangjun Huang, Qinghua Lu
Cyclomatrix polyphosphazene nanoparticles are selectively grown in situ on a honeycomb surface for the preparation of a hierarchical cell scaffold.
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Self-assembled supramolecular cages containing ruthenium(II) polypyridyl complexes

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4465-4468
DOI: 10.1039/C4CC10292D, CommunicationJiajia Yang, Mohan Bhadbhade, William A. Donald, Hasti Iranmanesh, Evan G. Moore, Hong Yan, Jonathon E. Beves
Substitution-inert, redox- and photo-active ruthenium(II) complexes based on 2,2[prime or minute],6[prime or minute],2[prime or minute][prime or minute]-terpyridine ligands were self-assembled into discrete supramolecular cages via coordination to palladium(II) centres and characterised by NMR, ESI-MS and X-ray crystallography.
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Pro-fragrant ionic liquids with stable hemiacetal motifs: water-triggered release of fragrances

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4455-4457
DOI: 10.1039/C5CC00099H, CommunicationH. Q. Nimal Gunaratne, Peter Nockemann, Kenneth R. Seddon
Stable hemiacetal pro-fragrances are isolated and the release of the fragrances can be triggered by water.
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Real time detection of live microbes using a highly sensitive bioluminescent nitroreductase probe

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4440-4442
DOI: 10.1039/C4CC10345A, CommunicationRoger H. F. Wong, Thomas Kwong, Kwok-Hei Yau, Ho Yu Au-Yeung
A highly sensitive bioluminescence-based nitroreductase probe for live microbial detection has been reported.
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Low-coordinate iridium NHC complexes derived from selective and reversible C-H bond activation of fluoroarenes

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4425-4428
DOI: 10.1039/C5CC00529A, CommunicationSimone A. Hauser, Ivan Prokes, Adrian B. Chaplin
A reactive iridium(I) fragment supported by conformationally rigid NHC ligands undergoes mild and reversible C-H bond activation of simple fluoroarenes.
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A new fluorogenic probe for the selective detection of carbon monoxide in aqueous medium based on Pd(0) mediated reaction

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4410-4413
DOI: 10.1039/C5CC00902B, CommunicationSiddhartha Pal, Manjira Mukherjee, Buddhadeb Sen, Sushil Kumar Mandal, Somenath Lohar, Pabitra Chattopadhyay, Koushik Dhara
A coumarin-based fluorogenic probe, PCO-1, detects carbon monoxide selectively in buffer at pH 8.0 through the intramolecular cyclization-elimination pathway based on Pd(0) mediated reaction.
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Copper catalyzed oxidative coupling reactions for trifluoromethylselenolations - synthesis of R-SeCF3 compounds using air stable tetramethylammonium trifluoromethylselenate

27 February, 2015 - 21:54

Chem. Commun., 2015, 51,4394-4397
DOI: 10.1039/C4CC10212F, CommunicationQuentin Lefebvre, Roman Pluta, Magnus Rueping
The aerobic, room-temperature coupling of tetramethylammonium trifluoromethylselenate with readily available boronic acids, boronic esters, and terminal alkynes has been developed.
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