Royal Society of Chemistry

Displacement assay detection by a dimeric lanthanide luminescent ternary Tb(III)-cyclen complex: high selectivity for phosphate and nitrate anions

Dalton Transactions - 24 November, 2014 - 04:17

Dalton Trans., 2014, 43,17964-17970
DOI: 10.1039/C4DT02341B, PaperDavid F. Caffrey, Thorfinnur Gunnlaugsson
The luminescent dimeric ternary lanthanide-cyclen complexes (2-(Ln.1)2; Ln = Tb/Eu) were designed and both their self-assembly formation and their ability to detect anions via a displacement assays were investigated using spectrophotometric titrations in MeOH solution.
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The Synthesis of Head-to-Tail Cyclic Sulfono-[gamma]-AApeptides

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02232G, CommunicationHaifan Wu, Fengyu She, Wen-Yang Gao, Austin Prince, Yaqiong Li, Lulu Wei, Allison Mercer, Lukasz Wojtas, Shengqian Ma, Jianfeng cai
We report an efficient method for the preparation of unprecedented head-to-tail cyclic sulfono-[gamma]-AApeptides. Following this method, a number of cyclic sequences bearing two to five subunits were efficiently synthesized. In...
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Direct oxidative coupling of thiols and benzylic ethers via C(sp3)-H activation and C-O cleavage to lead thioesters

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02250E, CommunicationJie Feng, Meifang Lv, Guoping Lu, Chun Cai
An unprecedented C-S formation method via the direct oxidative C(sp3)-H bond functionalization and C-O cleavage of benzylic ethers was developed. Various thioesters including thioester structure containing drug intermediate could be...
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Palladium Catalyzed unactivated [small beta]-methylene C(sp3)-H Bond Alkenylation of Aliphatic Amides and Application in A sequential C(sp3)-H/C(sp2)-H Bond Alkenylation

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02389G, Communicationyu rao, gang shan, guiyi huang
A palladium(II) catalyzed [small beta]-methylene C(sp3)-H bond alkenylation of acyclic aliphatic amides with alkenyl halides has been developed. Both (E)-olefin and (Z)-olefin can be readily accessed by this method and a...
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Unprecedented One-Pot Sequential Thiolate Substitutions of 8-methylthio-BODIPY under Mild Conditions leading to a Red Emissive BODIPY Dye 3,5,8-tris(PhS)-BODIPY.

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01892C, CommunicationKeith Pannell, Alejandro Jose Metta Magana, Eduardo Pena-Cabrera, Robinson Roacho
The simple reaction of phenylthiol with 8-MeS-BODIPY (1) in dichloromethane was readily accomplished to form 8-PhS-BODIPY (2). If the reaction is performed in THF 3,8-bis(phenylthio)-BODIPY (3) and 3,5,8-tris(phenylthio)-BODIPY (4) are...
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The synthesis of [18F]pitavastatin as a tracer for hOATP using the Suzuki coupling

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01953A, PaperYusuke Yagi, Hiroyuki Kimura, Kenji Arimitsu, Masahiro Ono, Kazuya Maeda, Hiroyuki Kusuhara, Tetsuya Kajimoto, Yuichi Sugiyama, Hideo Saji
Fluorine-18 labeled radiotracers, such as [18F]fluorodeoxyglucose, can be used as practical diagnostic agents in positron emission tomography (PET). Furthermore, the properties of pharmaceuticals can be enhanced significantly by the introduction...
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Studies Towards Asymmetric Synthesis of 4(S)-11-Dihydroxydocosahexaenoic acid (diHDHA) Featuring Cross-Coupling of Chiral Stannane under Mild Conditions

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02324B, CommunicationRUI WANG, John Falck
The presented discoveries herein is to utilize the mild Stille coupling reactions of chiral [small alpha]-generated stannane, which is previously developed by our group. We subsequently assembled these three segments and...
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The Development of a Complementary Pathway for the Synthesis of Aliskiren

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01963F, PaperFu-She Han, Le-Le Li, Jin-Ying Ding, Lianxun Gao
The synthesis of aliskiren (1), a recently marketed drug for the treatment of hypertensive disease, is presented. The focus of our synthetic effort is the development of an efficient pathway...
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Characterizations of cationic [gamma]-carbolines binding with double-stranded DNA by spectroscopic methods and AFM imaging

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01905A, PaperTao Jia, Jing Wang, Peng GUO, Junping Yu
Two cationic [gamma]-carbolines, MPII and DPII, were synthesized, and the DNA binding properties of the cationic [gamma]-carbolines were elucidated. Through a series of experiments, we proved that the two cationic...
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[gamma]-CYCLODEXTRIN MODULATES CHEMICAL REACTIVITY BY MULTIPLE COMPLEXATION

Org. and Biomol. Chem. - 23 November, 2014 - 16:54
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB02113D, PaperLuis Garcia Rio, Josefa Fernandez-Rosas, Marcia Pessego, Marjorie Cepeda, Nuno Basilio, Mercedes Parajo, Pedro Rodriguez-Dafonte
Multiple complexation by [gamma]-CD have been studied both by self-diffusion coefficients (DOSY) and chemical kinetic experiments (using 4-methoxybenzenesulfonyl chloride, MBSC, solvolysis as a chemical probe). Surfactant addition as third component...
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FD 177: Dynamical, spectroscopic and computational imaging of bond breaking in photodissociation: roaming and role of conical intersections

Faraday Disc. - 23 November, 2014 - 14:17
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00174E, PaperMasaaki Nakamura, Po-Yu Tsai, Toshio Kasai, King-Chuen Lin, Federico Palazzetti, Andrea Lombardi, Vincenzo Aquilanti
Recent experimental and theoretical advances in the study of dissociation of excited molecules are revealing unexpected mechanisms, when their outcomes are tackled by combining (i) space-time ion imaging of translational...
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FD 177: Excited State Dynamics of Organic Semi-Conducting Materials

Faraday Disc. - 23 November, 2014 - 14:17
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00171K, PaperKen Ghiggino, Andrew Tilley, Ben Robotham, Jonathan M White
Time-resolved absorption and emission spectroscopy has been applied to investigate the dynamics of excited state processes in oligomer models for semi-conducting organic materials. Following photo-excitation of a pentamer oligomer that...
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On the photophysics of butadiyne bridged pyrene-phenyl molecular conjugates: multiple emissive pathways through locally excited, intramolecular charge transfer, and excimer states

Faraday Disc. - 23 November, 2014 - 14:17
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00170B, PaperAshok Kumar Mishra, Avik Kumar Pati, Santosh J Gharpure
The present work describes photophysical properties of a group of butadiyne bridged pyrene-phenyl molecular hybrids having different substitutions with varying donor and acceptor abilities. In addition to emission from the...
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The Effect on Structural and Solvent Water Molecules of Substrate Binding to Ferric Horseradish Peroxidase

Faraday Disc. - 23 November, 2014 - 14:17
Faraday Discuss., 2014, Accepted Manuscript
DOI: 10.1039/C4FD00161C, PaperNiall Simpson, Katrin Adamczyk, Gordon Hithell, Daniel J Shaw, Gregory M Greetham, Michael Towrie, Anthony William Parker, Neil T Hunt
Ultrafast, multi-dimensional infrared spectroscopy, in the form of 2D-IR and pump-probe measurements, has been employed to investigate the effect of substrate binding on the structural dynamics of the Horseradish peroxidase...
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A mild TCEP-based para-azidobenzyl cleavage strategy to transform reversible cysteine thiol labelling reagents into irreversible conjugates

Chem. Commun. - 22 November, 2014 - 21:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08515A, CommunicationAntoine Maruani, Shamim Alom, Pierre Canavelli, Maximillian T. W. Lee, Rachel E. Morgan, Vijay Chudasama, Stephen Caddick
A mild TCEP-based para-azidobenzyl cleavage strategy transforms reversible cysteine thiol labelling reagents into irreversible conjugates.
To cite this article before page numbers are assigned, use the DOI form of citation above.
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Proton reduction by molecular catalysts in water under demanding atmospheres

Chem. Commun. - 22 November, 2014 - 21:54

Chem. Commun., 2014, 50,15995-15998
DOI: 10.1039/C4CC06159D, CommunicationDavid W. Wakerley, Manuela A. Gross, Erwin Reisner
The electrocatalytic proton reduction activity of a Ni bis(diphosphine) and a cobaloxime catalyst has been studied in water in the presence of the gaseous inhibitors O2 and CO.
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P-modified and carbon shell coated Co nanoparticles for efficient alkaline oxygen reduction catalysis

Chem. Commun. - 22 November, 2014 - 21:54

Chem. Commun., 2014, 50,15940-15943
DOI: 10.1039/C4CC07143C, CommunicationJaeyune Ryu, Namgee Jung, Dong-Hee Lim, Dong Yun Shin, Sae Hume Park, Hyung Chul Ham, Jong Hyun Jang, Hyoung-Juhn Kim, Sung Jong Yoo
The present carbon shell coated Co nanoparticles of which the surface composites are modified by phosphorus incorporation, exhibit efficient and durable oxygen reduction activities in alkaline medium.
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Correction: Copper-mediated oxidative trifluoromethylthiolation of unactivated terminal alkenes

Chem. Commun. - 22 November, 2014 - 21:54
Chem. Commun., 2014, 50,15999-15999
DOI: 10.1039/C4CC90460E, CorrectionKe Zhang, Jian-Bo Liu, Feng-Ling Qing
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Engineering lead-sensing GFP through rational designing

Chem. Commun. - 22 November, 2014 - 21:54

Chem. Commun., 2014, 50,15979-15982
DOI: 10.1039/C4CC07163H, CommunicationSaravanan Prabhu Nadarajan, Yuvaraj Ravikumar, Kanagavel Deepankumar, Chong-Soon Lee, Hyungdon Yun
A lead biosensor (PbGFP) was developed by engineering lead binding site near the chromophore of green fluorescent protein. The specific binding of lead to chromophore of PbGFP resulted in turn-off mechanism.
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Highly-effective gating of single-molecule junctions: an electrochemical approach

Chem. Commun. - 22 November, 2014 - 21:54

Chem. Commun., 2014, 50,15975-15978
DOI: 10.1039/C4CC06519K, CommunicationMasoud Baghernejad, David Zsolt Manrique, Chen Li, Thomas Pope, Ulmas Zhumaev, Ilya Pobelov, Pavel Moreno-Garcia, Veerabhadrarao Kaliginedi, Cancan Huang, Wenjing Hong, Colin Lambert, Thomas Wandlowski
We report an electrochemical gating approach with [similar]100% efficiency to tune the conductance of single-molecule 4,4[prime or minute]-bipyridine junctions.
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