Royal Society of Chemistry

Oxidovanadium(IV) and dioxidovanadium(V) complexes of hydrazones of 2-benzoylpyridine and their catalytic applications

Dalton Transactions - 12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02474E, PaperMannar R Maurya, Nikita Chaudhary, Fernando Avecilla, Pedro Adao, Joao Costa Pessoa
Reaction between the tridentate ONN donor ligands, Hbzpy-tch (I) and Hbzpy-inh (II) with [VIVO(acac)2] in dry methanol gives two different types of complexes, [VIVO(acac)(bzpy-tch)] (1) and [VIVO(OMe)(bzpy-inh)] (2), respectively. Irrespective...
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Intercalation of lanthanide cations to a layer-like metal-organic framework for color tunable and white light emission

Dalton Transactions - 12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02714K, PaperXiao-Yu Xu, Bing Yan
One gallium carboxylates of MOF (Ga2(OH)4(C9O6H4) or MIL-124) has been synthesized by a facile solvothermal approach, and tuned luminescence by encapsulating lanthanide(III)(Ln3+) cations into the channels through the active-COOH group...
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A real-time fluorescent sensor specific to Mg2+: crystallographic evidence, DFT calculation and its use for quantitative determination of magnesium in drinking water

Dalton Transactions - 12 November, 2014 - 01:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03068K, PaperGuangwen Men, chunrong chen, Shitong Zhang, chunshuang liang, ying wang, Mengyu Deng, hongxing shang, Bing Yang, Shimei Jiang
An "off-the-shelf" fluorescence "turn-on" Mg2+ chemosensor 3, 5-dichlorosalicylaldehyde (BCSA) was rationally designed and developed. This proposed sensor works based on Mg2+-induced formation of the 2:1 BCSA-Mg2+ complex. The coordination of...
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Synchrotron applications to f-element research in the nuclear fuel cycle

Dalton Transactions - 12 November, 2014 - 01:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02716G, PaperMelissa A. Denecke
A summary of innovative techniques using synchrotron radiation for actinide studies in nuclear research, including X-ray spectroscopy and imaging.
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A series of cobalt and nickel clusters based on thiol-containing ligands accompanied by in situ ligand formation

Dalton Transactions - 12 November, 2014 - 01:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT03109A, PaperSong-De Han, Xiao-Hong Miao, Sui-Jun Liu, Xian-He Bu
We report a series of cobalt and nickel clusters based on thiol-containing ligands, 2-mercaptobenzothiazole (HMBT) and 2-mercaptobenzimidazole (H2MBI), accompanied by in situ ligand transformation of HMBT. The magnetic properties of the cobalt clusters have been investigated.
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Synthesis of (Phosphonomethyl)Phosphinate Pyrophosphate Analogues via the Phospha-Claisen Condensation

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02007C, PaperJean-Luc Montchamp, Fabien Gelat, Claire Lacomme, Olivier Berger, Laurent Gavara
Pyrophosphate analogues are of great importance especially for the design of biologically active molecules. The phospha-Claisen condensation allows for the rapid synthesis of (phosphonomethyl)phosphinate pyrophosphate analogues and building blocks that...
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Multivalent Helix Mimetics for PPI-Inhibition

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02066A, PaperAnna Barnard, Jennifer A Miles, George Burslem, Amy M Barker, Andrew Wilson
The exploitation of multivalent ligands for the inhibition of protein-protein interactions has not yet been explored as a supramolecular design strategy. This is despite the fact that protein-protein interactions typically...
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Cyclen-based cationic lipids containing a pH-sensitive moiety as gene delivery vectors

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01856G, PaperZheng Huang, Yan-Hong Liu, Yi-Mei Zhang, Ji Zhang, Qiang Liu, Xiao-Qi Yu
Imidazole-functionalized cationic lipids with a cyclen headgroup were synthesized, and the structure-activity relationship in gene delivery mediated by these lipids was discussed.
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Microwave-assisted preparation of 4-amino-3-cyano-5-methoxycarbonyl-N-arylpyrazoles as building blocks for the diversity-oriented synthesis of pyrazole-based polycyclic scaffolds

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01951B, PaperLaurent Le Corre, Lotfi Tak-Tak, Arthur Guillard, Guillaume Prestat, Christine Gravier-Pelletier, Patricia Busca
The obtention of 4-amino-3-cyano-N-arylpyrazoles via a [small mu ]W mediated cyclization allowed the diversity oriented syntheses of various heteroyclic scaffolds.
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Formation of steroidal C-25 chiral center via asymmetric alkylation methodology

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02123A, PaperYuri V. Ermolovich, Vladimir Nikolaevich Zhabinskii, Vladimir Aleksandrovich Khripach
A novel approach for the preparation of steroids containing a chiral center at C-25 is reported. The key stereochemistry inducing step was asymmetric alkylation of pseudoephenamine amides of steroidal C-26...
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Cucurbituril-based supramolecularly engineered nanostructured materials

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02065K, Review ArticleDonus Tuncel, SINEM GURBUZ, MUAZZAM IDRIS
Cucurbituril (CB) is a unique macrocycle with a rigid symmetrical structure which is composed of two identical hydrophilic portals decorated with partially negatively charged carbonyl groups and a hydrophobic cavity....
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New synthetic and biological evaluation of uniflorine A derivatives: towards specific insect trehalase inhibitors

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02016B, PaperFrancesca Cardona, Giampiero D'Adamio, Antonella Sgambato, Matilde Forcella, Silvia Caccia, Camilla Parmeggiani, Morena Casartelli, Paolo Parenti, Davide Bini, Laura Cipolla, Paola Fusi
7-Deoxy-uniflorine A (6), synthesized ex novo with a straightforward and simple strategy, and analogues 4, 5 and 7 were evaluated as potential inhibitors of insect trehalase from Chironomus riparius and...
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Sulfate recognition by a hexaaza cryptand receptor

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02027H, PaperPedro Mateus, Rita Delgado, Vania Andre, Maria Teresa Duarte
A hexamine macrobicycle with pyrrolyl spacers was evaluated as anion receptor in its protonated forms. The protonation constants of the receptor, as well as its association constants with Cl-, NO3-,...
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PEGylation enhances the tumor selectivity of melanoma-targeted conjugates

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01751J, PaperMathieu Andre, Sophie Besse, Jean-Michel Chezal, Emmanuelle Mounetou
Three preselected conjugates of 5-iodo-2[prime or minute]-deoxyuridine (IUdR) to the ICF01012 melanoma-carrier, PEGylated and non-PEGylated, were radiolabelled with iodine-125, and their in vivo distribution profile was evaluated for potential intratumoural selective delivery.
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Interfacial Catalysis of Aldol Reactions by Prolinamide Surfactants in Reverse Micelles

Org. and Biomol. Chem. - 11 November, 2014 - 13:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02074J, PaperPremkumar Rathinam Arivalagan, Yan Zhao
L-Proline and their derivatives are one of the most important class of organic catalysts. Three prolinamide surfactants were designed and synthesized. Although the surfactants carried identical catalytic groups, their headgroups...
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A domino reaction of tetrahalo-7,7-dimethoxybicyclo[2.2.1]heptenyl alcohols leading to indenones and a de novo synthesis of ninhydrin derivatives

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01977F, PaperKaki Raveendra Babu, Faiz Ahmed Khan
An acid mediated synthesis of indenones and a de novo synthesis of ninhydrin derivatives.
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Visible light-mediated dehydrogenative [small beta]-arylsulfonylation of tertiary aliphatic amines with arylsulfonyl chlorides

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, 12,9337-9340
DOI: 10.1039/C4OB01713G, CommunicationMin Chen, Zhi-Tang Huang, Qi-Yu Zheng
[small beta]-Arylsulfonyl enamines were synthesized exclusively in E-form by the reaction of tertiary aliphatic amines with arylsulfonyl chlorides under visible light open to air with 1 mol% Ru(bpy)3(PF6)2 as the photosensor.
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Evaluation of a focused virtual library of heterobifunctional ligands for Clostridium difficile toxins

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01838A, PaperCarlos A. Sanhueza, Jonathan Cartmell, Amr El-Hawiet, Adam Szpacenko, Elena N. Kitova, Rambod Daneshfar, John S. Klassen, Dean E. Lang, Luiz Eugenio, Kenneth K.-S. Ng, Pavel I. Kitov, David R. Bundle
Higher activity glycopeptoid ligands for two large Clostridium difficile toxins TcdA and TcdB were discovered via modular fragment-based design and virtual screening.
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Copper-catalyzed regioselective synthesis of furan via tandem cycloaddition of ketone with an unsaturated carboxylic acid under air

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, Advance Article
DOI: 10.1039/C4OB01320D, PaperMonoranjan Ghosh, Subhajit Mishra, Kamarul Monir, Alakananda Hajra
A catalytic decarboxylative annulation has been developed for the regioselective synthesis of furans by the cycloaddition of ketones with [small alpha],[small beta]-unsaturated carboxylic acids in ambient air.
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Bronsted acid promoted addition-cyclization and C-C bond cleavage: a convenient synthesis of 2-amino-5-aroylmethylthiazoles derivatives

Org. and Biomol. Chem. - 11 November, 2014 - 13:54

Org. Biomol. Chem., 2014, 12,9466-9470
DOI: 10.1039/C4OB01519C, PaperFan Ni, Yan Yang, Wen-Ming Shu, Jun-Rui Ma, An-Xin Wu
A Bronsted acid promoted synthesis of 2-amino-5-aroylmethylthiazoles has been developed via C-C bond cleavage reaction. The products can be easily transformed into PLTP and CETP inhibitor, and are useful precursors to access novel biheterocycles.
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