Search Results - "Straub, F."

Advancements in the mechanistic understanding of the copper-catalyzed azide-alkyne cycloaddition by Berg, Regina, Straub, Bernd F

“…The copper-catalyzed azide-alkyne cycloaddition (CuAAC) is one of the most broadly applicable and easy-to-handle reactions in the arsenal of organic chemistry…”
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In Situ Mass Spectrometric and Kinetic Investigations of Soai's Asymmetric Autocatalysis by Trapp, Oliver, Lamour, Saskia, Maier, Frank, Siegle, Alexander F., Zawatzky, Kerstin, Straub, Bernd F.

“…Chemical reactions that lead to a spontaneous symmetry breaking or amplification of the enantiomeric excess are of fundamental interest in explaining the…”
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A Fluxional Copper Acetylide Cluster in CuAAC Catalysis by Makarem, Ata, Berg, Regina, Rominger, Frank, Straub, Bernd F.

“…A molecularly defined copper acetylide cluster with ancillary N‐heterocyclic carbene (NHC) ligands was prepared under acidic reaction conditions. This cluster…”
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Isolation of a Copper(I) Triazolide: A "Click" Intermediate by Nolte, Christoph, Mayer, Peter, Straub, Bernd F.

“…Click snapshot: In an aprotic medium, a copper(I) triazolide complex is synthesized from a sterically hindered copper acetylide and an organoazide (see scheme:…”
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Isolation of a Non-Heteroatom-Stabilized Gold-Carbene Complex by Hussong, Matthias W., Rominger, Frank, Krämer, Petra, Straub, Bernd F.

“…Gold–carbene complexes are essential intermediates in many gold‐catalyzed organic‐synthetic transformations. While gold–carbene complexes with direct,…”
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Origin of the High Activity of Second-Generation Grubbs Catalysts by Straub, Bernd F.

“…Green light for alkene metathesis: A strong σ‐donor ligand L favors the active conformation (green in the scheme) of the carbene ligand in the ruthenium…”
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Highly Efficient Reagents for Br/Mg Exchange by Krasovskiy, Arkady, Straub, Bernd F., Knochel, Paul

“…The conversion of electron‐rich aryl bromides into the corresponding Grignard compounds proceeds within 2 h at 25 °C in the presence of 0.55 equivalents of the…”
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Electrically Assisted Magnetic Recording in Multiferroic Nanostructures by Zavaliche, F., Zhao, T., Zheng, H., Straub, F., Cruz, M. P., Yang, P.-L., Hao, D., Ramesh, R.

“…We demonstrate the room-temperature control of magnetization reversal with an electric field in an epitaxial nanostructure consisting of ferrimagnetic…”
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Copper and Silver Carbene Complexes without Heteroatom-Stabilization: Structure, Spectroscopy, and Relativistic Effects by Hussong, Matthias W., Hoffmeister, Wilhelm T., Rominger, Frank, Straub, Bernd F.

“…Salts of a copper and a silver carbene complex were prepared from dimesityl diazomethane, made possible by the steric shielding of the N‐heterocyclic carbene…”
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Highly Diastereoselective Arylations of Substituted Piperidines by Seel, Stephanie, Thaler, Tobias, Takatsu, Keishi, Zhang, Cong, Zipse, Hendrik, Straub, Bernd F, Mayer, Peter, Knochel, Paul

“…A highly diastereoselective methodology for the preparation of various substituted piperidines via Negishi cross-couplings with (hetero)aryl iodides was…”
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Ligand Influence on Metathesis Activity of Ruthenium Carbene Catalysts: A DFT Study by Straub, Bernd F.

“…A survey of the concept of active and inactive ligand conformations in ruthenium alkene carbene complexes of the Grubbs catalyst type is presented. This…”
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Iodocyclization of o‑Alkynylbenzamides Revisited: Formation of Isobenzofuran-1(3H)‑imines and 1H‑Isochromen-1-imines Instead of Lactams by Schlemmer, Claudine, Andernach, Lars, Schollmeyer, Dieter, Straub, Bernd F, Opatz, Till

“…The iodocyclization of o-alkynylbenzamides with various electrophiles has been reported to yield five- or six-membered lactams by nucleophilic attack of the…”
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In Situ Mass Spectrometric and Kinetic Investigations of Soai's Asymmetric Autocatalysis by Trapp, Oliver, Lamour, Saskia, Maier, Frank, Siegle, Alexander F., Zawatzky, Kerstin, Straub, Bernd F.

“…Invited for the cover of this issue is Oliver Trapp and his co‐workers at Ludwig‐Maximilians‐Universität München, the Max‐Planck‐Institute for Astronomy and…”
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Real Time Imaging of Deuterium in a Duplex Stainless Steel Microstructure by Time-of-Flight SIMS by Sobol, O., Straub, F., Wirth, Th, Holzlechner, G., Boellinghaus, Th, Unger, W. E. S.

“…For more than one century, hydrogen assisted degradation of metallic microstructures has been identified as origin for severe technical component failures but…”
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Mechanism of Enyne Metathesis Catalyzed by Grubbs Ruthenium−Carbene Complexes:  A DFT Study by Lippstreu, Jörg J, Straub, Bernd F

“…The complete catalytic cycle of the reaction of alkenes and alkynes to dienes by Grubbs ruthenium carbene complexes has been modeled at the…”
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Reducing the Individual Carbon Impact of Video Streaming: A Seven-Week Intervention Using Information, Goal Setting, and Feedback by Seger, B. T., Burkhardt, J., Straub, F., Scherz, S., Nieding, G.

“…This online intervention study examined whether system- and action-related information alone, together with goal setting, or together with goal setting and…”
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Self-Assembled Growth of BiFeO3-CoFe2O4 Nanostructures by Zheng, H., Straub, F., Zhan, Q., Yang, P.-L., Hsieh, W.-K., Zavaliche, F., Chu, Y.-H., Dahmen, U., Ramesh, R.

“…3D heteroepitaxial growth of BiFeO3‐CoFe2O4 nanostructures leads to unique morphological patterns depending on the substrate orientations. The morphologies of…”
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Dinuclear thiazolylidene copper complex as highly active catalyst for azid-alkyne cycloadditions by Schöffler, Anne L, Makarem, Ata, Rominger, Frank, Straub, Bernd F

“…A dinuclear N-heterocyclic carbene (NHC) copper complex efficiently catalyzes azide-alkyne cycloaddition (CuAAC) "click" reactions. The ancillary ligand…”
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The Mechanism of Hydroamination of Allenes, Alkynes, and Alkenes Catalyzed by Cyclopentadienyltitanium-Imido Complexes: A Density Functional Study by Straub, Bernd F., Bergman, Robert G.

“…Proton transfer from ammine or amide ligands to vinylamine‐type π systems in intermediary titanacycles (see picture) of allene and alkyne hydroamination…”
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Isolated Silver Intermediate of Gold Precatalyst Activation by Weber, Simone G., Rominger, Frank, Straub, Bernd F.

“…The silver chloride and gold chloride complex of the extremely sterically shielding N‐heterocyclic carbene ligand IPr** have been synthesized and…”
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