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   Articles with "cobalt catalyzed" as a keyword



Heterogeneous Cobalt‐Catalyzed Direct N‐Formylation of Isoquinolines with CO2 and H2

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recommendations! Published in 2017 at "ChemCatChem"

DOI: 10.1002/cctc.201601682

Abstract: Isoquinolines (IQs) are an abundant feedstock, and N‐formyl‐1,2,3,4‐tetrahydroisoquinolines (FTHIQs) are valuable fine chemicals and key intermediates. Herein, we report for the first time the Co0/ZnCl2‐catalyzed direct N‐formylation of IQs by using CO2 with H2 to… read more here.

Keywords: formylation; formylation isoquinolines; heterogeneous cobalt; cobalt catalyzed ... See more keywords

Heterogeneous Cobalt‐Catalyzed C−C Bond Cleavage in Alcohols to Carbonyl Compounds

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recommendations! Published in 2021 at "ChemCatChem"

DOI: 10.1002/cctc.202100950

Abstract: Cobalt oxide hydrate (Co(OH)x) supported on metal oxides were prepared. The oxidative cleavage of C(OH)−C bond in alcohol was catalyzed by Co(OH)x/metal oxides using molecular oxygen as the oxidant, and the corresponding product was obtained… read more here.

Keywords: cleavage; bond; heterogeneous cobalt; cobalt catalyzed ... See more keywords

Cobalt‐Catalyzed Hydroarylation of 2,3‐Dihydrofuran to Access α‐Arylated Tetrahydrofurans

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recommendations! Published in 2024 at "ChemCatChem"

DOI: 10.1002/cctc.202401610

Abstract: The α‐arylated tetrahydrofurans, commonly found in biologically active molecules, exhibit diverse biological activities and pharmacological effects. The functionalization of 2,3‐dihydrofuran offers a potential route for the synthesis of substituted tetrahydrofurans. Nevertheless, the development of earth‐abundant… read more here.

Keywords: dihydrofuran; catalyzed hydroarylation; hydroarylation dihydrofuran; cobalt catalyzed ... See more keywords
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Cobalt-Catalyzed Oxidative C-H Activation: Strategies and Concepts.

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recommendations! Published in 2020 at "ChemSusChem"

DOI: 10.1002/cssc.202000024

Abstract: Inexpensive cobalt-catalyzed oxidative C-H functionalization has emerged as a powerful tool for the construction of C-C and C-Het bonds, which offers unique potential for transformative applications to modern organic synthesis. In the early stage, these… read more here.

Keywords: activation strategies; oxidative activation; catalyzed oxidative; cobalt catalyzed ... See more keywords

Cobalt-Catalyzed Highly Regioselective Three-Component Arylcarboxylation of Acrylate with Aryl Bromides and Carbon Dioxide.

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recommendations! Published in 2021 at "ChemSusChem"

DOI: 10.1002/cssc.202101963

Abstract: Cobalt-catalyzed regioselective three-component arylcarboxylation of acrylate with aryl bromides and carbon dioxide (CO2) has been developed. The reaction is carried out using cobalt chloride as a pre-catalyst and zinc powder as a reducing reagent under… read more here.

Keywords: regioselective three; aryl bromides; cobalt; arylcarboxylation ... See more keywords
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Cobalt-catalyzed oxidative esterification of allylic/benzylic C(sp3)–H bonds

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recommendations! Published in 2017 at "Tetrahedron"

DOI: 10.1016/j.tet.2017.04.002

Abstract: A protocol for the cobalt-catalyzed oxidative esterification of allylic/benzylic C(sp3)–H bonds with carboxylic acids was developed in this work. Mechanistic studies revealed that C(sp3)–H bond activation in the hydrocarbon was the turnover-limiting step and the… read more here.

Keywords: esterification allylic; benzylic sp3; cobalt catalyzed; oxidative esterification ... See more keywords

Cobalt-catalyzed C H activation/C O formation: Synthesis of benzofuranones

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recommendations! Published in 2020 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2019.151396

Abstract: Abstract Herein, C H activation/C O formation reaction using novel cobalt catalytic system is reported. This reaction was given benzofuranones in moderate to excellent yields at room-temperature under air reaction conditions. The introduced strategy is… read more here.

Keywords: formation synthesis; cobalt catalyzed; catalyzed activation; activation ... See more keywords

Cobalt-Catalyzed Cross-Couplings between Alkyl Halides and Grignard Reagents.

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recommendations! Published in 2020 at "Accounts of chemical research"

DOI: 10.1021/acs.accounts.0c00238

Abstract: ConspectusMetal-catalyzed cross-couplings have emerged as essential tools for the construction of C-C bonds. The identification of efficient catalytic systems as well as large substrate scope made these cross-couplings key reactions to access valuable molecules ranging… read more here.

Keywords: cross couplings; alkyl halides; grignard reagents; cobalt catalyzed ... See more keywords

Harnessing the Cobalt-Catalyzed Hydrogen Evolution Reaction through a Data-Driven Approach.

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recommendations! Published in 2025 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.4c04645

Abstract: The design of cobalt complexes for the hydrogen evolution reaction (HER) has garnered significant attention over the past few decades. To address the limitations of the traditional trial-and-error method, we introduced the strategy of a… read more here.

Keywords: cobalt; evolution reaction; cobalt catalyzed; data driven ... See more keywords
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Cobalt-Catalyzed Ligand-Controlled Divergent Regioselective Reactions of 1,6-Enynes with Thiols

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recommendations! Published in 2020 at "Organometallics"

DOI: 10.1021/acs.organomet.0c00179

Abstract: An efficient cobalt-catalyzed method for the synthesis of carbocyclic organosulfur compounds from 1,6-enynes and thiols has been developed. The significance of this methodology is the ability to gi... read more here.

Keywords: divergent regioselective; controlled divergent; enynes thiols; cobalt catalyzed ... See more keywords

A Cobalt-Catalyzed Enantioconvergent Radical Negishi C(sp3)–C(sp2) Cross-Coupling with Chiral Multidentate N,N,P-Ligand

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recommendations! Published in 2021 at "Organometallics"

DOI: 10.1021/acs.organomet.1c00190

Abstract: A cobalt-catalyzed enantioconvergent radical Negishi C(sp)−C(sp) cross-coupling of racemic benzyl chlorides with arylzinc reagents has been developed in good yield with moderate enantioselectivities. This strategy provides an expedient access toward a range of enantioenriched 1,1-diarylmethanes.… read more here.

Keywords: enantioconvergent cross; cross coupling; cross; catalyzed enantioconvergent ... See more keywords