Royal Society of Chemistry

Novel in situ methodology to observe the interactions of chemotherapeutical Pt drugs with DNA under physiological conditions

Dalton Transactions - 31 August, 2014 - 07:17

Dalton Trans., 2014, 43,13839-13844
DOI: 10.1039/C4DT00861H, PaperEwelina Lipiec, Joanna Czapla, Jakub Szlachetko, Yves Kayser, Wojciech Kwiatek, Bayden Wood, Glen B. Deacon, Jacinto Sa
The binding of the antitumor drug cisplatin with DNA was determined by means of in situ resonant inelastic X-ray scattering (RIXS) spectroscopy.
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Development and mechanistic studies of an optimized receptor for trimethyllysine using iterative redesign by dynamic combinatorial chemistry

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,7059-7067
DOI: 10.1039/C4OB01249F, PaperNicholas K. Pinkin, Marcey L. Waters
Iterative monomer redesign leads to a Kme3-peptide receptor with 10-fold tighter affinity and 5-fold improved selectivity over Kme2 than the original receptor. Thermodynamic analysis provides insight into this improvement.
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Novel ruthenium-catalyst for hydroesterification of olefins with formates

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,6972-6976
DOI: 10.1039/C4OB01246A, CommunicationIrina Profir, Matthias Beller, Ivana Fleischer
A new catalyst based on a bidentate P,N-ligand and ruthenium dodecacarbonyl for the hydroesterification of olefins with formates is reported.
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Silver triflate and triflic anhydride-promoted expedient synthesis of acylated 1-aminoisoquinolines

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,6982-6985
DOI: 10.1039/C4OB01301H, CommunicationYuewen Li, Liang Gao, Hui Zhu, Guangming Li, Zhiyuan Chen
A practical and convergent synthesis of biologically active 1-(N-acyl)-1-aminoisoquinolines from the reaction of 2-alkynylbenzaldoximes with amides has been realized.
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A facile manganese dioxide mediated oxidation of primary benzylamines to benzamides

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,7150-7158
DOI: 10.1039/C4OB01166J, PaperA. Poeschl, D. M. Mountford
An efficient and high yielding manganese dioxide mediated oxidation of benzylamines to the corresponding amides under mild reaction conditions.
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Developing principles for predicting ionic liquid effects on reaction outcome. A demonstration using a simple condensation reaction

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,7092-7099
DOI: 10.1039/C4OB01070A, PaperSinead T. Keaveney, Karin S. Schaffarczyk McHale, Ronald S. Haines, Jason B. Harper
Predictions of the effects of the proportion and the components of an ionic liquid on the reaction rate are shown to correlate well with experimental results.
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A convenient tandem one-pot synthesis of donor-acceptor-type triphenylene 2,3-dicarboxylic esters from diarylacetylene

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,6977-6981
DOI: 10.1039/C4OB01503G, CommunicationChun Feng, Xian-Li Tian, Jing Zhou, Shi-Kai Xiang, Wen-Hao Yu, Bi-Qin Wang, Ping Hu, Carl Redshaw, Ke-Qing Zhao
An efficient one-pot synthetic procedure was developed for the direct preparation of polysubstituted triphenylene 2,3-dicarboxylic esters via a tandem addition process from diarylacetylene.
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Short asymmetric synthesis of phenanthroindolizidines through chiral homoallylic sulfinamines

Org. and Biomol. Chem. - 30 August, 2014 - 19:54

Org. Biomol. Chem., 2014, 12,7018-7025
DOI: 10.1039/C4OB01133C, PaperCintia Anton-Torrecillas, Jose C. Gonzalez-Gomez
An expeditious synthesis of enantioenriched phenanthroindolizidines has been achieved using tert-butylsulfinamide as a chiral inductor and without any other protecting group.
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Variation of electronic transitions and reduction potentials of cerium(IV) complexes

Dalton Transactions - 29 August, 2014 - 06:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01386G, PaperUrsula J. Williams, David Schneider, Walter L. Dorfner, Cacilia Maichle-Mossmer, Patrick J. Carroll, Reiner Anwander, Eric J. Schelter
New cerium(IV) compounds, isolated by the reaction of Ce[N(SiHMe2)2]4 with alcohols and phenols, exhibited variable electronic transitions and reduction potentials.
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Switchable regioselectivity in the PIFA-BF3[middle dot]Et2O mediated oxidative coupling of meso-brominated Ni(II) porphyrin

Org. and Biomol. Chem. - 28 August, 2014 - 19:17

Org. Biomol. Chem., 2014, 12,6990-6993
DOI: 10.1039/C4OB01517G, CommunicationChuan-Mi Feng, Yi-Zhou Zhu, Yun Zang, Yu-Zhang Tong, Jian-Yu Zheng
A simple and efficient method has been developed for the switchable synthesis of directly linked meso-brominated Ni(II) porphyrin dimers through PIFA-BF3[middle dot]Et2O mediated oxidative coupling.
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Removal of amino groups from anilines through diazonium salt-based reactions

Org. and Biomol. Chem. - 28 August, 2014 - 19:17

Org. Biomol. Chem., 2014, 12,6965-6971
DOI: 10.1039/C4OB01286K, Review ArticleLinman He, Guanyinsheng Qiu, Yueqiu Gao, Jie Wu
In situ generation of diazonium salts from anilines represents an efficient and practical pathway, leading to a series of useful structures. The amino group in anilines acts as a formal leaving group in various coupling reactions.
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Dynamics in next-generation solar cells: time-resolved surface photovoltage measurements of quantum dots chemically linked to ZnO (10[1 with combining macron]0)

Faraday Disc. - 28 August, 2014 - 16:54
Faraday Discuss., 2014, Advance Article
DOI: 10.1039/C4FD00019F, PaperBen F. Spencer, Matthew J. Cliffe, Darren M. Graham, Samantha J. O. Hardman, Elaine A. Seddon, Karen L. Syres, Andrew G. Thomas, Fausto Sirotti, Mathieu G. Silly, Javeed Akhtar, Paul O'Brien, Simon M. Fairclough, Jason M. Smith, Swapan Chattopadhyay, Wendy R. Flavell
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Coherent dynamics of the charge density wave gap in tritellurides

Faraday Disc. - 28 August, 2014 - 16:54
Faraday Discuss., 2014, Advance Article
DOI: 10.1039/C4FD00045E, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.L. Rettig, J.-H. Chu, I. R. Fisher, U. Bovensiepen, M. Wolf
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Hydrogenation of amides catalyzed by a combined catalytic system of a Ru complex with a zinc salt

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11211-11213
DOI: 10.1039/C4CC04481A, CommunicationYusuke Kita, Takafumi Higuchi, Kazushi Mashima
Hydrogenation of unactivated amides has been achieved by using the combined catalytic system of a ruthenium catalyst with a zinc salt.
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Molecular crystals by design?

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11079-11082
DOI: 10.1039/C4CC04972A, ViewpointEdward R. T. Tiekink
In this Viewpoint, the impact of the paper published by Gautam R. Desiraju and Angelo Gavezzotti (J. Chem. Soc., Chem. Commun., 1989, 621) upon the development of Crystal Engineering, now recognised a key discipline in contemporary chemical/pharmaceutical/materials science, is discussed.
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Geometric and redox flexibility of pyridine as a redox-active ligand that can reversibly accept one or two electrons

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11114-11117
DOI: 10.1039/C4CC05495D, CommunicationRichard A. Lewis, K. Cory MacLeod, Brandon Q. Mercado, Patrick L. Holland
A low-coordinate iron(I) species can reversibly reduce pyridine by one or two electrons, through changes in C-C bonding.
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Self-assembly of a tripeptide into a functional coating that resists fouling

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11154-11157
DOI: 10.1039/C4CC03578J, CommunicationSibaprasad Maity, Sivan Nir, Tal Zada, Meital Reches
A short peptide (tripeptide) self-assembles into a supramolecular functional coating with antifouling activity. This coating can be useful in applications where the adsorption of proteins, bacteria and other organisms should be avoided.
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Enzyme immobilised novel core-shell superparamagnetic nanocomposites for enantioselective formation of 4-(R)-hydroxycyclopent-2-en-1-(S)-acetate

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11185-11187
DOI: 10.1039/C4CC05358C, CommunicationManeea Eizadi Sharifabad, Ben Hodgson, Mourad Jellite, Tim Mercer, Tapas Sen
One step conversion of meso-cyclopent-2-en-1,4-diacetate to pharmaceutically important chiral isomers using enzymes immobilised novel high surface area core-shell superparamagnetic nanoparticles.
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Anion-[small pi] interactions and positive electrostatic potentials of N-heterocycles arise from the positions of the nuclei, not changes in the [small pi]-electron distribution

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11118-11121
DOI: 10.1039/C4CC05304D, CommunicationSteven E. Wheeler, Jacob W. G. Bloom
The positive ESPs that underlie anion-binding by N-heterocycles do not stem from a depletion of [small pi]-electron density, as widely assumed.
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Cyclotrimerization of arylalkynes on Au(111)

Chem. Commun. - 28 August, 2014 - 00:54

Chem. Commun., 2014, 50,11200-11203
DOI: 10.1039/C4CC02859G, CommunicationJia Liu, Pascal Ruffieux, Xinliang Feng, Klaus Mullen, Roman Fasel
Cyclotrimerization of arylalkynes on Au(111) proceeds readily at modest temperatures, and affords two-dimensional covalently bonded polyphenylene networks.
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