Chem. Commun.

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Electron-spin excitation by implanting hydrogen to metallofullerene: the synthesis and spectroscopic characterizations of Sc4C2H@Ih-C80

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05783J, CommunicationYongqiang Feng, Taishan Wang, Jing-Yi Wu, Zhuxia Zhang, Li Jiang, Hongbin Han, Chun-Ru Wang
A hydrogen-containing endohedral metallofullerene, Sc4C2H@Ih-C80, was synthesized and its paramagnetism was measured by the low-temperature EPR spectrometry with a broad EPR signal. The electron-spin excitation by implanting H-atom would be...
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H2Me-do2pa: An attractive chelator with fast, stable and inert natBi3+ and 213Bi3+ complexation for [small alpha] radioimmunotherapy applications

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05529B, CommunicationLuis M. P. Lima, Maryline Beyler, Fatima Oukhatar, Patricia Le Saec, Alain Faivre Chauvet, Carlos Platas-Iglesias, Rita Delgado, Raphael Tripier
The complexation properties of H2Me-do2pa towards natBi3+ reveal a rather fast formation of the [Bi(Me-do2pa)]+ complex, which is endowed with a very high thermodynamic stability (log KBiL = 34.2) and...
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Bromoform Reaction of Tertiary Amines with N,N-Dibromosulfonamides or NBS/Sulfonamides

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05578K, CommunicationJie Chen, Yu-Ping Guo, Ming-Hui Sun, Guo-Tao Fan, Ling Zhou
A new bromoform reaction of tertiary amines with N,N-dibromosulfonamides or NBS/sulfonamides has been developed. A series of amidines were prepared with moderate to good yields via a Csp3-Csp3 bond cleavage.
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In the dawn of magnets made from molecules

25 August, 2014 - 23:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C3CC49087D, ViewpointFernando Palacio
I discuss here the contribution from J. S. Miller and co-workers concerning the discovery of ferromagnetism in an organometallic compound.
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19F Magnetic Resonance Probes for Live-Cell Detection of Peroxynitrite Using an Oxidative Decarbonylation Reaction

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04292A, CommunicationKevin J. Bruemmer, Sara Merrikhihaghi, Christina T. Lollar, Siti Nur Sarah Morris, Johannes H. Bauer, Alexander Lippert
We report a newly discovered oxidative decarbonylation reaction of isatins that is selectively mediated by peroxynitrite (ONOO-) to provide anthranilic acid derivatives. We have harnessed this remarkably rapid and selective...
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Mono-Benzimidazole Functionalized [small beta]-Cyclodextrins as Supramolecular Nanovalves for pH-Triggered Release of p-Coumaric Acid

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05677A, CommunicationTing Wang, MingDong Wang, ChenDi Ding, JiaJun Fu
The self-complexation of mono-benzimidazole functionalized [small beta]-cyclodextrins was investigated. The unique molecular structure employed as supramolecular nanovalves were installed on external surface of mesoporous silica to assemble mechanized silica nanoparticles, which...
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CH-activating oxidative hydroxylation of 1-tetralones and related compounds with high regio- and stereoselectivity

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04925J, CommunicationGheorghe Doru Roiban, Ruben Agudo, Adriana Ilie, Richard Lonsdale, Manfred T. Reetz
Mutants of P450-BM3 evolved by directed evolution are excellent catalysts in the CH-activating oxidative hydroxylation of 1-tetralone derivatives and of indanone, with unusually high regio- and enantioselectivity being observed. Similar...
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Direct coupling of carbenium ions with indoles and anilines for the synthesis of cationic [small pi]-conjugated dyes

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05193A, CommunicationRemi Vanel, Francois-Alexandre Miannay, Eric Vauthey, Jerome Lacour
A C-C bond forming reaction occurs spontaneously between tris-(2,6-dimethoxyphenyl)carbenium ion and indoles / anilines. The carbocation acts both as electrophile and oxidant. Effective cationic [small pi]-conjugated dyes are formed resulting in...
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Aptamer-Based Cell Imaging Reagents Capable of Fluorescence Switching

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03888F, CommunicationYun Kyung Jung, Min-Ah Woo, H. Tom Soh, Hyun Gyu Park
We describe an aptamer-conjugated polydiacetylene imaging probe (ACP) that shows highly specific fluorescence switching upon binding to epithelial cancer cells that overexpress the tumor biomarker protein EpCAM (epithelial cell adhesion...
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Electrocatalytic O2 Reduction by Monolayer of Hemin: Role of pKa of Distal and Proximal Oxygen of a FeIII-OOH Species in Determining Reactivity

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03886J, CommunicationSohini Mukherjee, Sabyasachi Bandyopadhyay, Sudipta Chatterjee, Abhishek Dey
Investigation of the proton coupled electron transfer steps involved in electrocatalytic ORR by Hemin modified electrodes allow determination of pKa's of the proximal and distal oxygen atoms of a rate...
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Silver-catalyzed cyclization of 2-pyridyl alkynyl carbinols with isocyanides: divergent synthesis of indolizines and pyrroles

25 August, 2014 - 23:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04905E, CommunicationXianyu Meng, Peiqiu Liao, Jianquan Liu, Xihe Bi
Divergent syntheses of indolizines and 2,4-disubstituted pyrroles by the silver-catalyzed cyclization of 2-pyridyl alkynyl carbinols with isocyanides are reported.
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A Click Chemistry Strategy for Visualization of Plant Cell Wall Lignification

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04692G, CommunicationYuki Tobimatsu, Dorien Van de Wouwer, Eric Allen, Robert Kumpf, Bartel Vanholme, Wout Boerjan, J Ralph
Bioorthogonal click chemistry was commissioned to visualize the plant cell wall lignification process in vivo. This approach uses chemical reporter-tagged monolignol mimics that can be metabolically incorporated into lignins and...
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Spermidinium closo-dodecaborate-encapsulating liposomes as efficient boron delivery vehicles for neutron capture therapy

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04344H, CommunicationShoji Tachikawa, Tatsuro Miyoshi, Hayato Koganei, Mohamed E. El-Zaria, Clara Vinas, Minoru Suzuki, Koji Ono, Hiroyuki Nakamura
closo-Dodecaborate-encapsulating liposomes, which are high boron content liposomes, were developed as a boron delivery vehicle for neutron capture therapy. The use of spermidinium cation (spd) as an alternative counter cation...
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Discovery of a New Fluorescent Light-Up Probe Specific to Parallel G-Quadruplexes

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05394J, CommunicationShuo-Bin Chen, Wei-Bin Wu, Ming-Hao Hu, Tian-Miao Ou, Lian-Quan Gu, Jia-Heng Tan, Zhi-Shu Huang
A novel 2,4,5-triaryl-substituted imidazole (IZCM-1) has been found to display distinct and specific fluorescence enhancement upon binding to parallel G-quadruplexes. Such a sensitive and topology-specific probe is able to light...
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A Cleavable Azide Resin for Direct Click Chemistry Mediated Enrichment of Alkyne-Labeled Proteins

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05246C, CommunicationChristian Sibbersen, Lennart Lykke, Niels Gregersen, Karl Anker Jorgensen, Mogens Johannsen
The direct conjugation of a labeled proteome to a cleavable azide resin utilizing the copper-catalyzed azide alkyne cycloaddition is demonstrated. The procedure omits the classical streptavidin and biotin based affinity...
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Size-controlled synthesis of mesoporous palladium nanoparticles as highly active and stable electrocatalysts

25 August, 2014 - 23:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04955A, CommunicationCuiling Li, Takaaki Sato, Yusuke Yamauchi
We report a solution phase synthesis of monodispersed mesoporous Pd nanoparticles (MPNs) with narrow particle size distributions.
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Modification of Fulleropyrazolines Modulates Their Cleavage by Light

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03859B, CommunicationReida Rutte, Thomas Benjamin Parsons, Benjamin G Davis
The extraordinary electrochemistry and the tunability of their energy levels allows the use of fulleropyrazolines in photovoltaics and charge-transfer systems. Here we show that substitution in position 1 tunes photolytic...
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A new tetrazolate zeolite-like framework for highly selective CO2/CH4 and CO2/N2 separation

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05729E, CommunicationShunshun Xiong, Youjin Gong, Hongxia Wang, Hailong Wang, Qiang Liu, Mei Gu, Xiaolin Wang, Banglin Chen, Zhiyong Wang
A new tetrazolate zeolite-like framework with diamond topology, UTSA-49 was synthesized. UTSA-49 shows high selectivity for CO2/CH4 and CO2/N2 indicating a synergistic effect of suitable pore size/shape and functional groups.
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A highly selective and sensitive "turn-on" fluorescence chemodosimetry for the detection of mustard gas

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04801F, CommunicationRaghavender Goud D, Ajay Kumar Purohit, Vijay Tak, D. K. Dubey, Pravin Kumar, Deepak Kumar Pardasani
A new chemodosimetric protocol based on a tandem S-alkylation followed by desulfurisation reaction of rhodamine-thioamide with mustard gas is reported. The chemodosimeter is highly selective for potential DNA alkylating agents...
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Oxygen-induced self-assembly of quaterphenyl molecule on metal surfaces

25 August, 2014 - 23:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05235H, CommunicationQiang Sun, Chi Zhang, Liangliang Cai, Qinggang Tan, Wei Xu
The construction of ordered on-surface nanostructures from molecular self-assembly has attracted wide attention due to their potential applications in nanoscience and nanotechnology. To date, main efforts have been concentrated on...
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