Results 21 to 30 of about 28,758,506 (252)
C–H Functionalization via Iodine-mediated Electrocatalysis and C–N Bond Formation [PDF]
, 2022 The access of heterocyclic compounds via direct amination of C-H bonds are of vital interest because of their role in pharmaceutical and natural products. The combination of molecular iodine and electricity activates benzylic C-H bond and facilitates the
Guilherme. M., Martins +3 more
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Nature Communications, 2022 Methods to functionalize inert C–H bonds are a critical focus of synthetic organic chemistry. In this work the authors use computations and experiments to uncover the mechanisms of palladium-catalysed C–H lactonizations in aromatic carboxylic acids, and ...
Li-Ping Xu +4 more
doaj +1 more source
Distal Functionalization via Transition Metal Catalysis
Chemistry Proceedings, 2022 The ubiquitous presence of sp3 C−H bonds in natural feedstock makes them inexpensive, easily accessible, and attractive synthons for the preparation of common and/or complex molecular frameworks in biologically active natural products, pharmaceutics ...
Haibo Ge
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, 2023 International audienceThe last decade has witnessed the emergence of innovative synthetic tools for the synthesis of fluorinated molecules. Among these approaches, the transition metal catalyzed functionalization of various scaffolds with a panel of ...
Besset, Tatiana +2 more
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Imine as a Linchpin Approach for Distal C(sp2)–H Functionalization [PDF]
, 2020 Despite the widespread applications of C–H functionalization, controlling site selectivity remains a significant challenge. Covalently attached directing group (DG) served as an ancillary ligand to ensure proximal ortho-, distal meta- and para-C-H ...
Sadhan, Jana +6 more
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Ligand Accelerated Hydrogen Isotope Exchange: Switching C-H Activation from Functionalization Towards C-D Bond Formation [PDF]
, 2023 Hydrogen isotope exchange (HIE) has emerged as a unique strategy for labelling, affording plenty of deuterated chemicals with varieties in patterns.
Jianfei, Bai +6 more
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Palladium-Catalyzed C−H Bond Functionalization with Arylsulfonyl Chlorides
, 2016 Palladium-Catalyzed C−H Bond Functionalization with Arylsulfonyl ...
Vy M. Dong (1311219) +2 more
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Organophotoredox-Catalyzed Direct C-H Functionalization of “Drug Prejudice” at Room Temperature [PDF]
, 2020 Organophotocatalytic C─H bond functionalization has attracted lot of attention in the past several years due to the possibility of catalysing reactions in a metal-free environment.
Narendra, Chaubey +2 more
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Synthesis of Phthalides and α,β-butenolides by Transition Metal-Catalyzed Activation of C—H Bonds
Molecules, 2019 Phthalides and α,β-butenolides are two related classes of oxygenated heterocycles with a wide range of biological activities. An innovative strategy to prepare these compounds is based on C—H bond functionalization reactions, in which two
Andrea Renzetti, Kozo Fukumoto
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Green Synthesis and Catalysis, 2023 Disclosed herein is a novel Rh/Ag co-catalyzed SNH directed C–H activation and C–H/N–H bond functionalization protocol of free NH-sulfoximines with hypervalent iodonium ylides.
Jiapian Huang +4 more
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