Feed aggregator

Strand displacement and duplex invasion into double-stranded DNA by pyrrolidinyl peptide nucleic acids

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01273B, PaperPeggy R. Bohlander, Tirayut Vilaivan, Hans-Achim Wagenknecht
Strand displacement and duplex invasion of DNA duplexes by pyrrolidinyl peptide nucleic acid are demonstrated using the concept of wavelength-shifting nucleic acid probes.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

D-Glucosamine as a novel chiral auxiliary for the stereoselective synthesis of P-stereogenic phosphine oxides

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01323B, PaperA. D'Onofrio, L. Copey, L. Jean-Gerard, C. Goux-Henry, G. Pilet, B. Andrioletti, E. Framery
A novel use of D-glucosamine as chiral auxiliary for the stereoselective synthesis of phosphine oxides was developed. The three key steps of the process occurred in a stereoselective fashion.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Palladium-catalyzed arylation of 2H-chromene: a new entry to pyrano[2,3-c]carbazoles

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01295C, PaperK. Ranjith Reddy, A. Siva Reddy, Devendra K. Dhaked, S. K. Rasheed, Anup Singh Pathania, Ravi Shankar, Fayaz Malik, Parthasarathi Das
Various pyrano[2,3-c]carbazoles are synthesized in high yields over five steps from commercially available resorcinol. Palladium-catalyzed arylation remains a key step in this novel strategy. The versatility of this protocol has been demonstrated by the first total synthesis of naturally occurring carbazole clauraila C.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Understanding the conformational behaviour of Ac-Ala-NHMe in different media. A joint NMR and DFT study

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01296A, PaperRodrigo A. Cormanich, Michael Buhl, Roberto Rittner
The conformational behaviour of Ac-Ala-NHMe is investigated in the gas-phase and in nonpolar, polar and polar protic solutions by experimental 1H NMR and theoretical calculations.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Metal-free cycloaddition to synthesize naphtho[2,3-d][1,2,3]triazole-4,9-diones

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01322D, PaperPing-Fan Chen, Kung-Kai Kuo, Jaya Kishore Vandavasi, Siva Senthil Kumar Boominathan, Chung-Yu Chen, Jeh-Jeng Wang
A metal-free domino [3 + 2] cycloaddition is reported to construct naphtho[2,3-d][1,2,3]triazole-4,9-dione derivatives and provide an alternative approach to the azide-alkyne cycloadditions.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis and antimicrobial potential of nitrofuran-triazole congeners

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01353D, PaperAhmed Kamal, S. M. Ali Hussaini, M. Lakshmi Sucharitha, Y. Poornachandra, Faria Sultana, C. Ganesh Kumar
A series of nitrofuran-triazole congeners were synthesized that displayed excellent to appreciable antimicrobial and antibiofilm activities. Compound 9f inhibited CYP51, an enzyme involved in ergosterol biosynthesis in fungi.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Putting corannulene in its place. Reactivity studies comparing corannulene with other aromatic hydrocarbons

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01215E, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Stephen R. D. George, Thomas D. H. Frith, Donald S. Thomas, Jason B. Harper
Reactivity studies have been used to order a series of polycyclic aromatic hydrocarbons, demonstrating that the curved species corannulene has comparable reactivity to triphenylene.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Calix[4]arene triazole-linked pyrene: click synthesis, assembly on graphene oxide, and highly sensitive carbaryl sensing in serum

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01388G, PaperYue Sun, Xiaowei Mao, Li Luo, Demei Tian, Haibing Li
Graphene oxide modified with a fluorescent calix[4]arene showed a highly selective recognition for carbaryl.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Stereoselective synthesis of activated 2-arylazetidines via imino-aldol reaction

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01140J, PaperManas K. Ghorai, Subhomoy Das, Kalpataru Das, Amit Kumar
A highly stereoselective synthesis of N-sulfinyl and N-sulfonyl azetidines have been developed involving imino-aldol reaction of ester enolates with aldimines.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis of chiral hexacyclic steroids via [8[small pi] + 2[small pi]] cycloaddition of diazafulvenium methides

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01110H, PaperSusana M. M. Lopes, Catia F. O. Correia, Sandra C. C. Nunes, Nelson A. M. Pereira, Ana R. F. Ferreira, Emanuel P. Sousa, Clara S. B. Gomes, Jorge A. R. Salvador, Alberto A. C. C. Pais, Teresa M. V. D. Pinho e Melo
16-Dehydropregnenolone acetate reacted with diazafulvenium methides to afford novel chiral 4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-fused steroids.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Micellization properties of cardanol as a renewable co-surfactant

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01059D, PaperAntonella Fontana, Susanna Guernelli, Nelsi Zaccheroni, Romina Zappacosta, Damiano Genovese, Lucia De Crescentini, Serena Riela
Hydrogenated cardanol (HC) is used as a green additive for commercial surfactants. A percentage as high as 10% of HC does not affect commercial surfactant properties although it significantly increases their sustainability.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis and conformational studies of chiral macrocyclic [1.1.1]metacyclophanes containing benzofuran rings

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01002K, PaperMd. Monarul Islam, Hirotsugu Tomiyasu, Taisuke Matsumoto, Junji Tanaka, Shofiur Rahman, Paris E. Georghiou, Carl Redshaw, Takehiko Yamato
A novel hemisphere-shaped inherently chiral calixarene analogoue [1.1.1]metacyclophane containing both benzene and benzofuran rings was synthesized by fragment coupling approach.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

7-endo selenocyclization reactions on chiral 3-prenyl and 3-cinnamyl-2-hydroxymethylperhydro-1,3-benzoxazine derivatives. A way to enantiopure 1,4-oxazepanes

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01297J, PaperJavier Nieto, Celia Andres, Alfonso Perez-Encabo
A short and efficient procedure for the preparation of a variety of enantiopure 1,4-oxazepanes with up to three stereocenters by 7-endo-cyclization in perhydro-1,3-benzoxazine derivatives is developed.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Introduction of a catalytic triad increases the glutathione peroxidase-like activity of diaryl diselenides

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01294E, PaperDebasish Bhowmick, Govindasamy Mugesh
Glutathione peroxidase-like antioxidant activity of amine and amide-based diselenides is described.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Palladium-catalyzed direct ortho-ethoxycarbonylation of azobenzenes and azoxybenzenes with diethyl azodicarboxylate

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01264C, PaperNing Xu, Dengke Li, Yicheng Zhang, Lei Wang
A palladium-catalyzed direct ortho-ethoxycarbonylation of azobenzenes and azoxybenzenes with diethyl azodicarboxylate (DEAD) was developed under mild reaction conditions.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Domino reactions of diazodicarbonyl compounds with [small alpha],[small beta]-unsaturated [small delta]-amino esters: a convenient way towards 2-oxopiperidines, dihydropyridinones and isoquinolinediones

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01197C, PaperJ. J. Medvedev, M. V. Meleshina, T. L. Panikorovskii, C. Schneider, V. A. Nikolaev
Thermal decomposition of a series of diazodicarbonyl compounds in the presence of [small alpha],[small beta]-unsaturated [small delta]-amino esters and sodium hydride gives rise to a variety of nitrogenous heterocycles.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

An efficient microwave-assisted synthesis of cotinine and iso-cotinine analogs from an Ugi-4CR approach

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01170A, PaperLuis A. Polindara-Garcia, Dario Montesinos-Miguel, Alfredo Vazquez
A convenient synthesis of cotinine and iso-cotinine analogs featuring an Ugi-4CR/cyclization approach.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Aziridine electrophiles in the functionalisation of peptide chains with amine nucleophiles

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, 13,8545-8549
DOI: 10.1039/C5OB00856E, PaperAnatol P. Spork, Timothy J. Donohoe
We describe herein the synthesis of aziridine-containing amino acids embedded within tripeptide structures.
The content of this RSS Feed (c) The Royal Society of Chemistry

Aggregation of inorganic nanoparticles mediated by biomimetic oligomers

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01093D, Review ArticleHagar Tigger-Zaborov, Galia Maayan
The assembly of nanoparticles mediated by biomimetic oligomers enables tuning of their overall structure. These assemblies represent a unique combination between biocompatibility and spectroscopic properties towards the development of various applications.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Ruthenium-catalyzed cyclization of N-carbamoyl indolines with alkynes: an efficient route to pyrroloquinolinones

Org. and Biomol. Chem. - 17 min 51 sec ago

Org. Biomol. Chem., 2015, Advance Article
DOI: 10.1039/C5OB01146A, PaperRamasamy Manoharan, Masilamani Jeganmohan
A regioselective synthesis of substituted pyrroloquinolinones by a ruthenium-catalyzed oxidative cyclization of substituted N-carbamoyl indolines with alkynes is described.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

WebElements: the periodic table on the WWW [http://www.webelements.com/]

Copyright 1993-2015 Mark Winter [The University of Sheffield and WebElements Ltd, UK]. All rights reserved.