S,O-Ligand-Promoted Pd-Catalyzed C-H Olefination of Thiophenes
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DOI: 10.1002/ejoc.201900077
Abstract: SO good. An efficient PdII catalyzed C−H olefination of thiophenes has been developed using an easily accessible bidentate S,O‐ligand. The catalytic system promotes the C‐2 olefination in a wide range of thiophenes including 3‐substituted thiophenes,… read more here.
Keywords: ligand promoted; olefination thiophenes; promoted catalyzed; chemistry ... See more keywords
Ligand-Promoted Nickel-Catalyzed para-Selective Carboxylation of Anisoles.
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DOI: 10.1021/acs.orglett.2c00417
Abstract: It has always been a challenge in free radical chemistry to control site selectivity during the reaction of free radicals with aromatic rings. Herein, we report the site-selective carboxylation of anisoles through the direct reaction… read more here.
Keywords: selective carboxylation; carboxylation; ligand promoted; para selective ... See more keywords
Ligand-Promoted Fluorinated Olefination of Isatins at the C5 Position via a Palladium Catalyst.
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DOI: 10.1021/acs.orglett.2c02104
Abstract: A palladium-catalyzed nondirected fluorinated olefination was developed. The oxalyl amide ligand greatly improved the yield of the reaction. A wide variety of isatin derivatives were well tolerated and yielded the corresponding products in moderate to… read more here.
Keywords: fluorinated olefination; promoted fluorinated; ligand promoted; olefination isatins ... See more keywords
Construction of C(sp2)-Si Bonds via Ligand-Promoted C-C Bonds Cleavage of Unstrained Ketones.
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DOI: 10.1021/acs.orglett.2c02841
Abstract: Herein, we report an efficient palladium-catalyzed silylation of aryl and alkenyl ketones via C-C bond cleavage and C-Si bond formation. This protocol features high efficiency and broad substrate scope. Further applications in the late-stage diversification… read more here.
Keywords: via ligand; cleavage; ligand promoted; bonds via ... See more keywords