Search Results - "Krischer, Felix"

Ligand Exchange at Carbon: Synthetic Entry to Elusive Species and Versatile Reagents by Krischer, Felix, Gessner, Viktoria H.

“…How different is carbon compared to other elements in the periodic table? Can carbon compounds be regarded as coordination complexes with carbon as the central…”
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Catalytic Hydrodefluorination of C−F Bonds by an Air‐Stable PIII Lewis Acid by Chitnis, Saurabh S., Krischer, Felix, Stephan, Douglas W.

“…Catalytic hydrodefluorination (HDF) of unactivated fluoroalkanes or CF3‐substituted aryl species is performed using the PIII Lewis acids, [(bipy)PPh]2+ (12+)…”
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Transition metal-free ketene formation from carbon monoxide through isolable ketenyl anions by Jörges, Mike, Krischer, Felix, Gessner, Viktoria H

“…The capacity of transition metals to bind and transform carbon monoxide (CO) is critical to its use in many chemical processes as a sustainable, inexpensive C1…”
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Catalytic Hydrodefluorination of C-F Bonds by an Air-Stable P III Lewis Acid by Chitnis, Saurabh S, Krischer, Felix, Stephan, Douglas W

“…Catalytic hydrodefluorination (HDF) of unactivated fluoroalkanes or CF -substituted aryl species is performed using the P Lewis acids, [(bipy)PPh] (1 ) and…”
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Ylide‐Stabilized Phosphenium Cations: Impact of the Substitution Pattern on the Coordination Chemistry by Stalder, Tobias, Krischer, Felix, Steinert, Henning, Neigenfind, Philipp, Gessner, Viktoria H.

“…Although N‐heterocyclic phosphenium (NHP) cations have received considerable research interest due to their application in organocatalysis, including…”
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Selectivity Control of the Ligand Exchange at Carbon in α-Metallated Ylides as a Route to Ketenyl Anions by Krischer, Felix, Joerges, Mike, Leung, Tsz-Fai, Darmandeh, Heidar, Gessner, Viktoria H

“…α-Metallated ylides have recently been reported to undergo phosphine by CO exchange at the ylidic carbon atom to form isolable ketenyl anions. Systematic…”
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Phosphinoyl-Substituted Ketenyl Anions: Synthesis and Substituent Effects on the Structural Properties by Jörges, Mike, Mondal, Sunita, Kumar, Manoj, Duari, Prakash, Krischer, Felix, Löffler, Julian, Gessner, Viktoria H.

“…Ketenyl anions are versatile intermediates in synthetic chemistry and have recently become accessible as isolable reagents from metalated ylides by exchange of…”
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An Azide-Free Synthesis of Metallodiazomethanes Using Nitrous Oxide by Ward, Robert J., Jörges, Mike, Remm, Henning, Kiliani, Elias, Krischer, Felix, Le Dé, Quentin, Gessner, Viktoria H.

“…Diazo compounds are valuable reagents in synthesis but usually require the use of potentially explosive or toxic starting materials. Here, we report the…”
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P,N‐Coordinating Ylide‐Functionalized Phosphines (NYPhos): A Ligand Platform for the Selective Monoarylation of Small Nucleophiles by Löffler, Julian, Kaiser, Nicolas, Knyszek, Daniel, Krischer, Felix, Jörges, Mike, Feichtner, Kai‐Stephan, Gessner, Viktoria H.

“…Palladium‐catalyzed coupling reactions of small nucleophiles are of great interest, but challenging due to difficulties in selectivity control. Herein, we…”
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Inverting the Electronic Structure of Diylidylgermylenes by Backbone Modification by Swamy, V. S. V. S. N., Krischer, Felix, Schwarz, Christopher, Steinert, Henning, Mallick, Bert, Gessner, Viktoria H.

“…Owing to the strong electron‐donating ability of ylide substituents, diylidyltetrylenes are usually highly nucleophilic species with strong donor capacities…”
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The Cyanoketenyl Anion [NC3O] by Krischer, Felix, Swamy, Varre S. V. S. N., Feichtner, Kai‐Stephan, Ward, Robert J., Gessner, Viktoria H.

“…Cumulenes and heterocumulenes with three or more cumulative multiple bonds are usually reactive species that serve as valuable building blocks for more complex…”
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Synthesis and Reactivity of Amino(Ylide)Stannylenes by Swamy, Varre S. V. S. N., Kumar, Manoj, Krischer, Felix, Feichtner, Kai‐Stephan, Mallick, Bert, Gessner, Viktoria H.

“…The synthesis of two stable monoylide‐substituted stannylenes of type YCNSnR [R=Cl (1) or N(SiMe3)2 (2), and YCN=Ph3P(CN)C] starting from the…”
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Selektivitätskontrolle des Ligandenaustauschs am Kohlenstoff in α‐metallierten Yliden als Zugang zu Ketenylanionen by Krischer, Felix, Jörges, Mike, Tsz‐Fai Leung, Darmandeh, Heidar, Gessner, Viktoria H

“…Kürzlich berichteten wir, dass α‐metallierte Ylide einen Phosphan‐CO‐Ligandenaustausch eingehen und darüber Zugang zu isolierbaren Ketenylanion liefern…”
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P,N‐koordinierende Ylid‐funktionalisierte Phosphane (NYPhos): Eine Ligandenplattform für die selektive Monoarylierung kleiner Nukleophile by Löffler, Julian, Kaiser, Nicolas, Knyszek, Daniel, Krischer, Felix, Jörges, Mike, Feichtner, Kai‐Stephan, Gessner, Viktoria H.

“…Palladium‐katalysierte Kupplungsreaktionen von kleinen Nukleophilen sind von großem Interesse, aber aufgrund der schwierigen Selektivitätskontrolle eine…”
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The Cyanoketenyl Anion [NC3O] by Krischer, Felix, Swamy, Varre S. V. S. N., Feichtner, Kai‐Stephan, Ward, Robert J., Gessner, Viktoria H.

“…Cumulenes and heterocumulenes with three or more cumulative multiple bonds are usually reactive species that serve as valuable building blocks for more complex…”
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P,N ‐koordinierende Ylid‐funktionalisierte Phosphane (NYPhos): Eine Ligandenplattform für die selektive Monoarylierung kleiner Nukleophile by Löffler, Julian, Kaiser, Nicolas, Knyszek, Daniel, Krischer, Felix, Jörges, Mike, Feichtner, Kai‐Stephan, Gessner, Viktoria H.

“…Abstract Palladium‐katalysierte Kupplungsreaktionen von kleinen Nukleophilen sind von großem Interesse, aber aufgrund der schwierigen Selektivitätskontrolle…”
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Selektivitätskontrolle des Ligandenaustauschs am Kohlenstoff in α‐metallierten Yliden als Zugang zu Ketenylanionen by Krischer, Felix, Jörges, Mike, Leung, Tsz‐Fai, Darmandeh, Heidar, Gessner, Viktoria H.

“…Abstract Kürzlich berichteten wir, dass α‐metallierte Ylide einen Phosphan‐CO‐Ligandenaustausch eingehen und darüber Zugang zu isolierbaren Ketenylanion…”
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