NSTL国家科技图书文献中心

1. Recent Advances in the Synthesis of Nitrogen-Containing Heterocycles Based on Hydrazine-Directed C-H Bond Activation/Annulation Reactions NSTL国家科技图书文献中心

Li, He | Chen, Tao ... - 《European journal of organic chemistry》 - 2025,28(9) - n/a～n/a - 共15页

摘要：-catalyzed hydrazine-directed C-H bond activation | -H bond* activation reactions for the synthesis of* | of transition metal-catalyzed hydrazine-directed C | Nitrogen-containing heterocyclic compounds are | the core skeletons of many natural products

关键词： C-H bond activation | Hydrazine group | Transition-metal-catalysis | Nitrogen-containing heterocyclic compounds | C−H bond activation

2. Synthesis of a Transient Cationic Phosphaborene and its Trapping by Facile Aliphatic C-H Bond Activation NSTL国家科技图书文献中心

Lapierre, Etienne A. | Kehrig, Anika ... - 《Chemistry》 - 2025,31(16) - n/a～n/a - 共6页

摘要： intramolecular aliphatic C-H bond* activation to yield a* | . Computational investigation of the mechanism of C-H activation | indicates a boron-centred activation* route with an* | The synthesis of a transient cationic | phosphaborene [(Mes)P=B(CAAC)]+ (Mes=2,4,6,-tri-tert

关键词： Phosphorus | Boron | C-H Activation | Carbene | Phosphaborene

3. Utilization of In Situ Generated Ruthenium(0) for O-H and C-H Bond Activation of N-(Aryl)salicylaldimines: Formation of New Complexes and Their Application in Catalytic Transfer Hydrogenation NSTL国家科技图书文献中心

Dutta, Jayita | Mukherjee, Aparajita ... - 《Chemistry,an Asian journal》 - 2025,20(10) - 202401695.1～202401695.16 - 共16页

摘要：) were found to undergo activation* of the phenolic O-H* | (abbreviated in general as L1-R; where R=OCH3, CH3, H and Cl | bond upon their reaction with [Ru(PPh3)2(CO)2Cl2] in | afford hydrido complexes of type [Ru(PPh3)2(CO)(NO-R)(H | A group of four N-(4-R-phenyl)salicylaldimines

关键词： Ru(0) for O-H and C-H bond activation | Formation of cyloruthenated complexes | Catalytic transfer hydrogenation

4. Cobalt-Catalyzed Enantioselective Desymmetrization and Chemodivergent Parallel Kinetic Resolution of Unsaturated Substrates via C(sp 3 )-H Bond Activation NSTL国家科技图书文献中心

Yamada, Keiji | Hashiyama, Ryo ... - 《ACS catalysis》 - 2025,15(5) - 3860～3872 - 共13页

摘要： and chemodivergent activation of a C(sp3)-H bond | the chemodivergent activation* of a C(sp3)-H bond and* | inert C-H bonds in the presence of more reactive | transformations, chemoselective or chemodivergent activation* of* | an alkene, alkyne, or nitrile pi-bond* was achieved*

关键词： Cobalt Catalysis | Metallaphotoredox | Cyclization | C-H Bond Activation | Enantioselective Desymmetrization | Parallel Kinetic Resolution

5. Palladium-Catalyzed α-Arylation of Sulfoxonium Ylides with Aryl Thianthrenium Salts via C-S and C-H Bond Activation NSTL国家科技图书文献中心

Wang, Qing-Dong | Chen, Xue ... - 《Chemistry,an Asian journal》 - 2025,20(10) - 202401873.1～202401873.6 - 共6页 - 被引量：1

摘要：-H bond* functionalization, exhibiting broad* | salts. The reactions proceeded smoothly via C-S and C | Diverse alpha-aryl alpha-carbonyl sulfoxonium | ylides were efficiently synthesized in yields ranging | from moderate to high via a palladium-catalyzed alpha

关键词： Palladium Catalysis | alpha -Arylation | Sulfoxonium Ylides | Aryl Thianthrenium Salts | C-S Bond Activation | α-Arylation | C−S Bond Activation

6. Cobalt-Catalyzed Three-Component Synthesis of α-Substituted N -Sulfonyl Amines via C(sp 2 )-H Bond Activation NSTL国家科技图书文献中心

Olu-Igbiloba, Oluwas... | Sitzmann, Helmut ... - 《Synthesis》 - 2025,57(5) - 1015～1024 - 共10页

摘要： via a cobalt-catalyzed C(sp(2))-H bond activation | Herein, we report a three-component synthesis | of alpha-substituted N-sulfonyl amines from aryl | aldehydes, primary sulfonamides, and (hetero)arenes as | readily available building blocks. This method is based

关键词： multicomponent reaction | sulfonamide | C-H bond activation | cobalt catalysis | alpha-substituted amines

7. C-H Bond Activation Mechanism by a High-Valent Dinuclear Copper Complex: Unraveling the Effect of a Base by a Theoretical Study NSTL国家科技图书文献中心

Mangel, Oceane | Jamet, Helene - 《Journal of Computational Chemistry》 - 2025,46(6) - n/a～n/a - 共9页

摘要： activate the recalcitrant aliphatic Csp3-H bond* of* | also the type of mechanism involved in the C-H | toluene (bond* dissociation free energy, BDFE = 87.0 kcal* | activation. | Recently, an electrochemically monooxidized

关键词： copper complexes | DFT and DLPNO-CCSD(T) calculations | HAA mechanism | intrinsic bond orbitals | DFT and DLPNO‐CCSD(T) calculations

8. Harnessing Photoredox and Weak Bronsted Base Dual Catalysis for Selective C(sp 3 )-H Bond Activation NSTL国家科技图书文献中心

Atriardi, Shafrizal ... | Anita, Yulia ... - 《Synthesis》 - 2025,57(5) - 953～964 - 共12页

摘要： versatile tool in the activation* of C(sp(3))-H bonds under* | increased acidity of C-H bonds following single electron | facilitates various carbon-carbon bond-forming reactions, as | Visible light photoredox and weak Bronsted | base dual catalysis has emerged as a powerful and

关键词： photoredox | weak Br & oslash;nsted base | dual catalysis | single electron oxidation | C(sp (3) )-H bond activation

9. Photocatalytic Carboxylation of Benzylic Tertiary C−H Bonds with CO2 in the Presence of Stoichiometric Base NSTL国家科技图书文献中心

Benjamin List | Kateryna Kryvous - 《Synfacts》 - 2025,21(1) - 73～73 - 共1页

摘要： carboxylic acids - C−H bond* activation Publication* | Keywords photocatalysis - α-quaternary | HistoryArticle published online:20 December 2024© 2024. Thieme | . All rights reserved.Georg Thieme Verlag KGOswald | -Hesse-Straße 50, 70469 Stuttgart, Germany.

关键词： photocatalysis | α-quaternary carboxylic acids | C−H bond activation

10. Rh(III)-Catalyzed C(sp 2 )-H and C(sp 2 )-C(sp 2 ) Bond Activation of Aryl Oximes with CF 3 -Imidoyl Sulfoxonium Ylides: Access to N -(2-Cyanoaryl)-3-(Trifluoromethyl)isoquinolin-1( 2H )-Imines NSTL国家科技图书文献中心

Li, Pinyi | Chen, Jian ... - 《Advanced synthesis & catalysis》 - 2025,367(9) - n/a～n/a - 共7页

摘要： involve a consecutive C(sp(2))-H bond activation | C-C bond* activation reaction of aryl oximes and* | , intramolecular spiro-cyclization, C-C bond* activation and N-O* | A rhodium(III)-catalyzed redox-neutral C-H and | bond cleavage sequence. This developed protocol

关键词： aryl oximes | CF3-substituted imidoyl sulfoxonium ylides | C-H and C-C bond activation | trifluoromethyl-substituted isoquinolin-1(2H)-imines | N-heterocycles | C−H and C−C bond activation

摘要：-catalyzed hydrazine-directed C-H bond activation | -H bond activation reactions for the synthesis of | of transition metal-catalyzed hydrazine-directed C | Nitrogen-containing heterocyclic compounds are | the core skeletons of many natural products

关键词： C-H bond activation | Hydrazine group | Transition-metal-catalysis | Nitrogen-containing heterocyclic compounds | C−H bond activation

摘要： intramolecular aliphatic C-H bond activation to yield a | . Computational investigation of the mechanism of C-H activation | indicates a boron-centred activation route with an | The synthesis of a transient cationic | phosphaborene [(Mes*)P=B(CAAC)]+ (Mes*=2,4,6,-tri-tert

关键词： Phosphorus | Boron | C-H Activation | Carbene | Phosphaborene

摘要：) were found to undergo activation of the phenolic O-H | (abbreviated in general as L1-R; where R=OCH3, CH3, H and Cl | bond upon their reaction with [Ru(PPh3)2(CO)2Cl2] in | afford hydrido complexes of type [Ru(PPh3)2(CO)(NO-R)(H | A group of four N-(4-R-phenyl)salicylaldimines

关键词： Ru(0) for O-H and C-H bond activation | Formation of cyloruthenated complexes | Catalytic transfer hydrogenation

摘要： and chemodivergent activation of a C(sp3)-H bond | the chemodivergent activation of a C(sp3)-H bond and | inert C-H bonds in the presence of more reactive | transformations, chemoselective or chemodivergent activation of | an alkene, alkyne, or nitrile pi-bond was achieved