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569 Aktuelle Fachpublikationen zum Thema temperature

mit folgenden Suchkriterien:

ChemInform Abstract: AsCat and FurCat: New Pd Catalysts for Selective Room‐Temperature Stille Cross‐Couplings of Benzyl Chlorides with Organostannanes.

25.06.2015 | Thomas O. Ronson, Jonathan R. Carney, Adrian C. Whitwood, Richard J. K. Taylor, Ian J. S. Fairlamb, ChemInform, 2015

Abstract Succinimide‐based palladium complex catalysts with either triphenylarsenic or trifuranylphospine ligands are used for the coupling of organostannanes with benzyl halogenides at ambient temperature.


ChemInform Abstract: (Diacetoxyiodo)benzene‐Mediated Oxygenation of Benzylic C(sp3)‐H Bonds with N‐Hydroxyamides at Room Temperature.

25.06.2015 | Peng‐Cheng Qian, Yu Liu, Ren‐Jie Song, Ming Hu, Xu‐Heng Yang, Jian‐Nan Xiang, Jin‐Heng Li, ChemInform, 2015

Abstract A new and general, catalyst‐free strategy for the formation of C(sp3)—O bonds is established by iodosobenzene diacetate‐mediated oxygenation of benzylic C(sp3)—H bonds with N‐hydroxyamides.


ChemInform Abstract: A Novel Green Protocol for Ligand Free Suzuki—Miyaura Cross‐Coupling Reactions in WEB at Room Temperature.

25.06.2015 | Preeti Rekha Boruah, Abdul Aziz Ali, Bishwajit Saikia, Diganta Sarma, ChemInform, 2015

Abstract Water extract of banana peel ash (WEB) is employed in ligand‐free Suzuki—Miyaura cross‐coupling reactions.


ChemInform Abstract: Visible‐Light‐Photocatalyzed Metal‐Free C—H Heteroarylation of Heteroarenes at Room Temperature: A Sustainable Synthesis of Biheteroaryls.

25.06.2015 | Pintu Maity, Debasish Kundu, Brindaban C. Ranu, ChemInform, 2015

Abstract An efficient C—H heteroarylation of heteroarenes is achieved through visible‐light photoredox‐catalyzed diazotization of heteroarylamines in situ by tBuONO at room temperature.


ChemInform Abstract: Room Temperature Ionic Liquid‐Based Electrolytes as an Alternative to Carbonate‐Based Electrolytes

25.06.2015 | Taeeun Yim, Mi‐Sook Kwon, Junyoung Mun, Kyu Tae Lee, ChemInform, 2015

Abstract Review: [60 refs.


ChemInform Abstract: Cyclopropanation Using Flow‐Generated Diazo Compounds.

18.06.2015 | Nuria M. Roda, Duc N. Tran, Claudio Battilocchio, Ricardo Labes, Richard J. Ingham, Joel M. Hawkins, Steven V. Ley, ChemInform, 2015

Abstract A method for the cyclopropanation of electron‐poor olefins using unstabilized diazo compounds generated under continuous flow conditions and room temperature is developed.


ChemInform Abstract: Iodine‐Promoted Oxidative Amidation of Terminal Alkenes — Synthesis of α‐Ketoamides, Benzothiazoles, and Quinazolines.

18.06.2015 | Ramesh Deshidi, Shekaraiah Devari, Bhahwal Ali Shah, ChemInform, 2015

Abstract Facile protocols for the synthesis of α‐ketoamides from terminal alkynes both either at high temperature or at room temperature are presented.


ChemInform Abstract: Low Temperature Synthesis and Characterization of Na—M—(O)—F Phases with M: Ti, V.

18.06.2015 | Jessica Nava‐Avendano, Jose A. Ayllon, Carlos Frontera, Judith Oro‐Sole, Marc Estruga, Elies Molins, M. Rosa Palacin, ChemInform, 2015

Abstract Agglomerates of spherical Na5‐δTi3O3‐ δF11+δ (δ ≈0.3) nanoparticles are obtained by repeated microwave heating of an aqueous solution of H2TiF6 and Na(OAc) in a domestic microwave oven (800 W, 20 s).


ChemInform Abstract: Synthesis of α,α‐Difluoro‐β‐amino Carbonyl‐Containing Sulfonamides and Related Compounds.

18.06.2015 | Chen Xie, Lingmin Wu, Jie Zhou, Haibo Mei, Vadim A. Soloshonok, Jianlin Han, Yi Pan, ChemInform, 2015

Abstract Mannich addition reactions between in situ generated α,α‐difluoroenolates and various N‐sulfonyl imines readily occur with exceptionally high reaction rates at ambient temperature.


ChemInform Abstract: Unveiling the Uncatalyzed Reaction of Alkynes with 1,2‐Dipoles for the Room Temperature Synthesis of Cyclobutenes.

18.06.2015 | Benito Alcaide, Pedro Almendros, Israel Fernandez, Carlos Lazaro‐Milla, ChemInform, 2015

Abstract A pyridiumethanide zwitterionic salt is used as dipole precursor for the metal‐free direct [2+2] cycloaddition with alkynes.


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