Chem. Commun.

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Asymmetric dinuclear bis(dipyrrinato)zinc(II) complexes: broad absorption and unidirectional quantitative exciton transmission

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5881-5883
DOI: 10.1039/C4CC01573H, CommunicationMizuho Tsuchiya, Ryota Sakamoto, Shinpei Kusaka, Yasutaka Kitagawa, Mitsutaka Okumura, Hiroshi Nishihara
Asymmetric, heteroleptic dinuclear bis(dipyrrinato)zinc(II) complexes convey excitons quantitatively and rapidly across their structure from one end to the other.
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Highly active AuCo alloy nanoparticles encapsulated in the pores of metal-organic frameworks for hydrolytic dehydrogenation of ammonia borane

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5899-5901
DOI: 10.1039/C4CC00785A, CommunicationJun Li, Qi-Long Zhu, Qiang Xu
AuCo alloy nanoparticles encapsulated in the pores of MIL-101 via the double solvents method combined with the overwhelming reduction approach exert excellent catalytic activity for hydrolytic dehydrogenation of ammonia borane.
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The detection of thrombin using a mixture of a fluorescent conjugated polyelectrolyte and fibrinogen and implementation of a logic gate

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5833-5836
DOI: 10.1039/C4CC01495B, CommunicationDaigeun Kim, Taek Seung Lee
A highly sensitive and selective detection of thrombin is accomplished using an emission color-tunable conjugated polyelectrolyte. An implementation of a combined logic gate was realized upon emission modulation of the system including the polymer, fibrinogen, thrombin, and heparin.
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Metamagnetic behaviour in a new Cu(II)Re(IV) chain based on the hexachlororhenate(IV) anion

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5840-5842
DOI: 10.1039/C4CC01564A, CommunicationJose Martinez-Lillo, John Kong, Wdeson P. Barros, Juan Faus, Miguel Julve, Euan K. Brechin
A new chloro-bridged heterobimetallic Cu(II)Re(IV) chain of formula {Cu(pyim)(Him)2ReCl6}n[middle dot]MeCN (1[middle dot]MeCN) has been prepared and magnetostructurally studied. This is the first example of the hexachlororhenate(IV) anion acting as a metalloligand towards a paramagnetic metal ion.
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Dynamic kinetic resolution of dehydrocoronamic acid

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5858-5860
DOI: 10.1039/C4CC01125B, CommunicationDavid A. Chaplin, Martin E. Fox, Sebastian H. B. Kroll
A dynamic kinetic resolution is described employing enzymatic reaction of a readily racemised azlactone with an alcohol which can provide either enantiomer of dehydrocoronamic acid.
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Bidentate cycloimidate palladium complexes with aliphatic and aromatic anagostic bonds

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5909-5911
DOI: 10.1039/C4CC01060D, CommunicationStephan Scholer, Maike H. Wahl, Nicole I. C. Wurster, Arik Puls, Christof Hattig, Gerald Dyker
Palladium(II) complexes of bidentate cycloimidate ligand systems with a triarylmethyl moiety exhibit exceptional downfield shifts in proton NMR spectra due to rare anagostic interactions.
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A BODIPY-based reactive probe for the detection of Au(III) species and its application to cell imaging

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5884-5886
DOI: 10.1039/C4CC01958J, CommunicationMuhammed Ucuncu, Mustafa Emrullahoglu
A BODIPY-based chemodosimeter for turn-on detection of gold ions which relies on a novel C[double bond, length as m-dash]N bond hydrolysis mechanism.
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A self-oscillating gel actuator driven by ferroin

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5861-5863
DOI: 10.1039/C4CC01613K, CommunicationTakashi Arimura, Masaru Mukai
In the wake of the Belousov-Zhabotinsky reaction catalyzed by ferroin, the swelling-deswelling oscillating soft actuator exhibits 7 min period of self-oscillation for the first time.
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Disassembly of micelles in nanoscopic space to prepare concentric nanotubes with variable hydrophobic interiors

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5905-5908
DOI: 10.1039/C4CC00841C, CommunicationChayanika Das, Kothandam Krishnamoorthy
Nanotubes with variable hydrophobic interiors were prepared by disassembling anionic micelles in the inner walls of positive charge bearing conjugated polymer nanotubes. The conjugated polymer nanotubes without anionic micelle modification can be used for separation of molecules based on charge and size.
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Prediction of flexibility of metal-organic frameworks CAU-13 and NOTT-300 by first principles molecular simulations

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5867-5870
DOI: 10.1039/C4CC00734D, CommunicationAurelie U. Ortiz, Anne Boutin, Francois-Xavier Coudert
Based on first principles calculations, we predict and characterize the flexibility of two aluminium-based Metal-Organic Frameworks (MOFs), CAU-13 and NOTT-300. Both materials have a wine rack topology similar to that of MIL-53(Al), the archetypal breathing MOF, yet their flexibility has not been demonstrated so far.
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A unique surface-initiated property of nanoparticles and application for the synthesis of hybrid organic-inorganic nanoparticles

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5864-5866
DOI: 10.1039/C4CC01921K, CommunicationH. W. Wang, Y. F. Xing, Y. Li, D. D. Ni, X. F. Wei, H. H. Chen, H. H. Song, X. W. Qi, X. J. Wen
Fe3O4 nanoparticles initiate the polymerization of a vinyl monomer of acrylamide on the surface to form novel organic-inorganic hybrid nanomaterials.
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Ratiometric fluorescence sensing of sugars via a reversible disassembly and assembly of the peptide aggregates mediated by sugars

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5854-5857
DOI: 10.1039/C4CC01439A, CommunicationLok Nath Neupane, Song Yee Han, Keun-Hyeung Lee
An amphiphilic dipeptide (1) bearing pyrene and phenylboronic acid was demonstrated as a unique example of a ratiometric sensing system for sugars by reversibly converting the peptide aggregates into the monomer form of the complex with sugars in aqueous solutions.
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Probing secondary interactions in biomolecular recognition by dynamic combinatorial chemistry

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5810-5825
DOI: 10.1039/C4CC00263F, Feature ArticleSebastien Ulrich, Pascal Dumy
The implementation of dynamic combinatorial chemistry enables identification of multi-point binding ligands and receptors of biomolecules by a one-pot screening of secondary interactions.
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Novel hole transporting materials with a linear [small pi]-conjugated structure for highly efficient perovskite solar cells

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5829-5832
DOI: 10.1039/C4CC01637H, CommunicationJunjie Wang, Shirong Wang, Xianggao Li, Lifeng Zhu, Qingbo Meng, Yin Xiao, Dongmei Li
A novel linear [small pi]-conjugated small-molecule hole transporting material-based perovskite solar cell affords an encouraging efficiency of 9.1%.
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P-chiral phosphorus heterocycles: a straightforward synthesis

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5826-5828
DOI: 10.1039/C4CC00318G, CommunicationTobias Moller, Peter Wonneberger, Nadja Kretzschmar, Evamarie Hey-Hawkins
A straightforward synthesis of P-chiral polycyclic 7-phospha-norbornenes via an asymmetric Diels-Alder reaction is presented.
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Access to 6H-naphtho[2,3-c]chromenes by a palladium-catalyzed reaction of 2-haloaryl allene with 2-alkynylphenol

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5891-5894
DOI: 10.1039/C4CC00374H, CommunicationXiaolin Pan, Mo Chen, Liangqing Yao, Jie Wu
A palladium-catalyzed reaction of 2-bromoaryl allene with 2-alkynylphenol is described, leading to 6H-naphtho[2,3-c]chromenes in good to excellent yields. This transformation proceeds efficiently with excellent chemoselectivity and regioselectivity.
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One-pot hydrazide-based native chemical ligation for efficient chemical synthesis and structure determination of toxin Mambalgin-1

6 May, 2014 - 20:54

Chem. Commun., 2014, 50,5837-5839
DOI: 10.1039/C4CC00779D, CommunicationMan Pan, Yao He, Ming Wen, Fangming Wu, Demeng Sun, Sijian Li, Longhua Zhang, Yiming Li, Changlin Tian
An efficient one-pot chemical synthesis of snake venom toxin Mambalgin-1 was achieved using an azide-switch strategy combined with hydrazide-based native chemical ligation.
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Labile Alkoxyamines: Past, Present, and Future

6 May, 2014 - 20:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC01364F, Feature ArticleSylvain R.A. Marque, Paul Bremond, Gerard Audran
Alkoxyamines - per-alkylated derivatives of hydroxylamine R1R2NO-R3 - can undergo C-ON bond homolysis to release a persistent nitroxyl radical R1R2NO[round bullet, filled] and a transient alkyl radical R3[round bullet, filled]. Although they were considered...
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One-Pot Enantioselective Construction of Indoloquinolizidine Derivatives Bearing Five Contiguous Stereocenters Using Aliphatic Aldehydes, Nitroethylenes, and Tryptamine

6 May, 2014 - 20:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC01929F, CommunicationYu Tan, Hanlin Luan, Hua Lin, Xing-Wen Sun, Xiaodi Yang, Hanqing Dong, guoqiang lin
An organocatalytic cascade reaction was established for the construction of indoloquinolizidine derivatives bearing five contiguous stereocenters from readily available aliphatic aldehydes, nitroethylenes, and tryptamine. This one-pot process gave 30-55% overall...
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Li+-induced selective gelation of discrete homochiral structural isomer derived from L-tartaric acid

6 May, 2014 - 20:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC02591A, CommunicationMrigendra Dubey, Ashish Kumar, Rakesh Kumar Gupta, Shankar Pandey
Two chiral structural isomers have been synthesized by molecular engineering on L-tartaric acid. In presence of LiOH, isomer 1 forms thermally stable, fluorescent gel which exhibits interesting nano-cluster morphology, anomalous...
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