Results 31 to 40 of about 28,758,506 (252)

Robust molecular trends in Pd-catalyzed C(sp2/sp3)-H activation reactions – A review

Results in Chemistry, 2021
Direct functionalization of inert C–H bonds into various C-X (X = C, N, O, S) functionalities is one of the frontier research topics and regularly gaining popularities among the communities of scientists by providing opportunities for direct synthesis of
Pravati Panda, Kaushik Pal, Subhendu Chakroborty   +2 more
doaj   +1 more source

An Atomically Dispersed Photocatalyst for para-Selective C-H bond Functionalization of Electron-Poor Arenes [PDF]

Regioselective C-H bond functionalization is pivotal in modern scientific exploration, offering solutions for achieving novel synthetic methodologies and pharmaceutical development.
Suman , Pradhan, Jun , Hu, Giovanni , Barcaro, Joaquin , Silvestre-Albero, Jabor , Rabeah, Sandra , Van Aert, Susanna , Monti, Xingchao , Dai, Piotr , Kuśtrowski, Shoubhik, Das, Aleksander , Jaworski, Veronica , Celorrio, Peng , Ren, Yuman, Qin, Sara , Bals, Noopur , Jain, Anna , Rokicińska   +16 more
core   +2 more sources

Recent Advances in the Nickel-Catalyzed Alkylation of C-H Bonds

Molecules
Functionalization of C-H bonds has emerged as a powerful strategy for converting inert, nonfunctional C-H bonds into their reactive counterparts.
Franc Požgan, Uroš Grošelj, Jurij Svete, Bogdan Štefane, Hamad H. Al Mamari   +4 more
doaj   +1 more source

Radical‐Promoted Distal C‐H Functionalization of C(sp3) Centers with Fluorinated Moieties

, 2020
International audienceDue to their unique properties, fluorinated scaffolds are pivotal compounds in pharmaceuticals, agrochemicals and materials science.
Tatiana Besset, Thomas Castanheiro, Nobile, Enzo, Castanheiro, Thomas, Besset, Tatiana, Enzo Nobile   +5 more
core   +1 more source

pi-Bond Directed C-2 Amination of Indoles: Catalysis Development, Mechanistic Investigation, and Substrate Scope [PDF]

, 2022
Cooperative functionalization of N-heterocycles, common motifs present in pharmaceuticals, agrochemicals, functional mate-rials, and natural products, is attractive but a challenging task.
Gregory, Cook, Dinesh, Kumar, Sandeep, Vemula   +2 more
core   +1 more source

Selective Dealkenylative Functionalization of Styrenes via C-C Bond Cleavage

Research, 2020
As a readily available feedstock, styrene with about 25 million tons of global annual production serves as an important building block and organic synthon for the synthesis of fine chemicals, polystyrene plastics, and elastomers.
Jianzhong Liu, Jun Pan, Xiao Luo, Xu Qiu, Cheng Zhang, Ning Jiao   +5 more
doaj   +1 more source

Radical Advances in C(sp3)−H Functionalization: Foundations for C–H Cross-Coupling [PDF]

, 2022
C−H functionalization reactions are playing an increasing role in the preparation and modification of complex organic molecules, including pharmaceuticals, agrochemicals, and polymer precursors.
Dung, Golden, Sung-Eun, Suh, Shannon, Stahl   +2 more
core   +1 more source

Non-covalent organocatalysis in asymmetric oxidative C(sp3)–H bond functionalization – broadening C–H bond coupling reactions

, 2016
Among the current huge development activities in C-H functionalization, asymmetric oxidative C(sp(3))-H bond coupling strategies have remained underrepresented. Beyond the initial examples using chiral metal complexes, the use of organocatalysis provides
Stockerl, Sebastian, Mancheño, Olga García   +1 more
core   +1 more source

Recent Developments in Transition-Metal Catalyzed Direct C–H Alkenylation, Alkylation, and Alkynylation of Azoles

Molecules, 2020
The transition metal-catalyzed C–H bond functionalization of azoles has emerged as one of the most important strategies to decorate these biologically important scaffolds. Despite significant progress in the C–H functionalization of various heteroarenes,
Su Chen, Prabhat Ranjan, Leonid G. Voskressensky, Erik V. Van der Eycken, Upendra K. Sharma   +4 more
doaj   +1 more source

Recent advances in direct α-C(sp3)-H bond functionalization of thioethers

Green Synthesis and Catalysis, 2022
Thioether skeletons are widely present in drugs, natural products, functional materials, and life science. In the past decade, the selective C–H functionalization of thioethers has been extensively studied to construct novel thioether derivatives.
Long Tang, Qingyue Hu, Ke Yang, Mazen Elsaid, Chong Liu, Haibo Ge   +5 more
doaj   +1 more source