Search Results - "JacobivonWangelin, Axel"

Metal-Free Carbonylations by Photoredox Catalysis by Majek, Michal, Jacobi von Wangelin, Axel

“…The synthesis of benzoates from aryl electrophiles and carbon monoxide is a prime example of a transition‐metal‐catalyzed carbonylation reaction which is…”
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Reductive Cross-Coupling Reactions between Two Electrophiles by Knappke, Christiane E. I., Grupe, Sabine, Gärtner, Dominik, Corpet, Martin, Gosmini, Corinne, Jacobi von Wangelin, Axel

“…Reductive cross‐electrophile coupling reactions have recently been developed to a versatile and sustainable synthetic tool for selective CC bond formation…”
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Hydroaminations of Alkenes: A Radical, Revised, and Expanded Version by Villa, Matteo, Jacobi von Wangelin, Axel

“…Radical changes: The applicability of alkene hydroamination has recently been significantly expanded by the development of radical variants that are based on…”
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Ambient-Light-Mediated Copper-Catalyzed CC and CN Bond Formation by Majek, Michal, JacobivonWangelin, Axel

“…Bringing to light: The rediscovery of visible light as an abundant energy source for organic reactions has most recently brought copper-catalyzed coupling…”
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Application of Visible-to-UV Photon Upconversion to Photoredox Catalysis: The Activation of Aryl Bromides by Majek, Michal, Faltermeier, Uwe, Dick, Bernhard, Pérez-Ruiz, Raúl, Jacobi von Wangelin, Axel

“…The activation of aryl–Br bonds was achieved by sequential combination of a triplet–triplet annihilation process of the organic dyes, butane‐2,3‐dione and…”
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Dichromatic Photocatalytic Substitutions of Aryl Halides with a Small Organic Dye by Neumeier, Michael, Sampedro, Diego, Májek, Michal, de la Peña O'Shea, Víctor A., Jacobi von Wangelin, Axel, Pérez‐Ruiz, Raúl

“…Photocatalytic bond activations are generally limited by the photon energy and the efficiency of energy and electron transfer processes. Direct two‐photon…”
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Ambient-Light-Mediated Copper-Catalyzed CC and CN Bond Formation by Majek, Michal, Jacobi von Wangelin, Axel

“…Bringing to light: The rediscovery of visible light as an abundant energy source for organic reactions has most recently brought copper‐catalyzed coupling…”
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Heteroatom-Free Arene-Cobalt and Arene-Iron Catalysts for Hydrogenations by Gärtner, Dominik, Welther, Alice, Rad, Babak Rezaei, Wolf, Robert, Jacobi von Wangelin, Axel

“…75 years after the discovery of hydroformylation, cobalt catalysts are now undergoing a renaissance in hydrogenation reactions. We have evaluated arene…”
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Aromatic Chlorosulfonylation by Photoredox Catalysis by Májek, Michal, Neumeier, Michael, Jacobi von Wangelin, Axel

“…Visible‐light photoredox catalysis enables the efficient synthesis of arenesulfonyl chlorides from anilines. The new protocol involves the convenient in situ…”
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Iron-Catalyzed Cross-Coupling of Alkenyl Acetates by Gärtner, Dominik, Stein, André Luiz, Grupe, Sabine, Arp, Johannes, Jacobi von Wangelin, Axel

“…Stable CO linkages are generally unreactive in cross‐coupling reactions which mostly employ more electrophilic halides or activated esters (triflates,…”
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Iron-Catalyzed Isomerizations of Olefins by Mayer, Matthias, Welther, Alice, Jacobi von Wangelin, Axel

“…On the move: A highly practical olefin isomerization protocol under iron catalysis has been developed. The standard conditions involve reaction of the olefin…”
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Chlorostyrenes in Iron-Catalyzed Biaryl Coupling Reactions by Gülak, Samet, von Wangelin, Axel Jacobi

“…An effective protocol for iron‐catalyzed biaryl syntheses by coupling chlorostyrenes with aryl Grignard reagents requires only mild reaction conditions and…”
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Iron‐Catalyzed Cyclotrimerization of Terminal Alkynes by Dual Catalyst Activation in the Absence of Reductants by Brenna, Davide, Villa, Matteo, Gieshoff, Tim N., Fischer, Fabian, Hapke, Marko, Jacobi von Wangelin, Axel

“…Catalyzing C−C bond‐forming reactions with earth‐abundant metals under mild conditions is at the heart of sustainable synthesis. The cyclotrimerization of…”
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Oxidative N-Heterocyclic Carbene Catalysis by Knappke, Christiane E. I., Imami, Adrian, Jacobi von Wangelin, Axel

“…Hand‐in‐hand with oxidants: Highlighted are the developments in oxidative (and oxygenative) N‐heterocyclic carbene‐catalyzed acylation reactions that employ…”
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Visible Light Driven Hydro-/Deuterodefunctionalization of Anilines by Majek, Michal, Filace, Fabiana, Jacobi von Wangelin, Axel

“…The defunctionalization of anilines is an important strategy in aromatic‐substitution chemistry. Herein, we report on visible light mediated hydro‐ and…”
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Synthesis and Catalysis of Redox‐Active Bis(imino)acenaphthene (BIAN) Iron Complexes by Villa, Matteo, Miesel, Dominique, Hildebrandt, Alexander, Ragaini, Fabio, Schaarschmidt, Dieter, Jacobi von Wangelin, Axel

“…Reactions of various substituted bis(imino)acenaphthenes (R‐BIANs) with FeCl2(thf)1.5 afforded the tetrahedral complexes (R‐BIAN)FeCl2 (2) from bulky…”
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Alkene Metalates as Hydrogenation Catalysts by Büschelberger, Philipp, Gärtner, Dominik, Reyes‐Rodriguez, Efrain, Kreyenschmidt, Friedrich, Koszinowski, Konrad, Jacobi von Wangelin, Axel, Wolf, Robert

“…First‐row transition‐metal complexes hold great potential as catalysts for hydrogenations and related reductive reactions. Homo‐ and heteroleptic arene/alkene…”
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Iron(0) Particles: Catalytic Hydrogenations and Spectroscopic Studies by Welther, Alice, Bauer, Matthias, Mayer, Matthias, Jacobi von Wangelin, Axel

“…Ironing it out: The simple pre‐catalyst system FeCl3/EtMgCl was applied to the hydrogenation of various alkenes and alkynes at room temperature. Domino…”
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Iron-Catalyzed Reductive Aryl-Alkenyl Cross-Coupling Reactions by Czaplik, Waldemar M., Mayer, Matthias, Jacobi von Wangelin, Axel

“…Direct and to the point: The simple precatalyst system FeCl3/TMEDA has been effectively applied to cross‐coupling reactions of various arylmagnesium bromides…”
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Steric Enhancement of the Chemiluminescence of Luminols by Griesbeck, Axel G., Díaz-Miara, Yrene, Fichtler, Robert, Jacobi von Wangelin, Axel, Pérez-Ruiz, Raúl, Sampedro, Diego

“…A surprising 20‐fold increase in chemiluminescence efficiency was observed for dialkyl luminol derivatives in comparison with the parent compound. This effect…”
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