Articles with "via palladium" as a keyword



Synthesis of Degradable Acetal‐Backboned Polymers via Palladium‐Catalyzed Hydroalkoxylation of Alkoxyallenes

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Published in 2024 at "Asian Journal of Organic Chemistry"

DOI: 10.1002/ajoc.202300613

Abstract: A degradable acetal‐backboned polymer was developed via palladium‐catalyzed hydroalkoxylation of dialkoxyallenes with diols. Dialkoxyallenes were easily prepared from the corresponding diols through propargylation, followed by isomerization. Polymers were synthesized from the various combinations of diols and… read more here.

Keywords: palladium; acetal backboned; palladium catalyzed; degradable acetal ... See more keywords

One-Pot Protocol To Synthesize 2-Aminophenols from Anilines via Palladium-Catalyzed C–H Acetoxylation

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Published in 2019 at "Organometallics"

DOI: 10.1021/acs.organomet.9b00113

Abstract: This paper describes a facile one-pot protocol to synthesize 2-aminophenol derivatives via a palladium-catalyzed C–H acetoxylation strategy with 5-nitropyrimidine as a directing group (DG), which can be easily preinstalled and readily removed under mild condition… read more here.

Keywords: palladium catalyzed; one pot; protocol synthesize; via palladium ... See more keywords

Synthesis of meta-(Indol-3-yl)phenols from Indoles and Cyclohexenone via Palladium(II)-Catalyzed Oxidative Heck Reaction and Dehydrogenative Aromatization in a One-Step Sequence.

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Published in 2021 at "Organic letters"

DOI: 10.1021/acs.orglett.1c02679

Abstract: Facile construction of a meta-(indol-3-yl)phenol framework with a wide substrate scope (a total of 25 compounds) via a palladium(II)-catalyzed oxidative Heck reaction and dehydrogenative aromatization in a one-step sequence is reported. This methodology affords a… read more here.

Keywords: meta indol; via palladium; palladium catalyzed; oxidative heck ... See more keywords

Ligand-Enabled C-H Olefination and Lactonization of Benzoic Acids and Phenylacetic Acids via Palladium Catalyst.

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Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.1c04000

Abstract: A novel ligand propan-2-one O-(p-tolylcarbamoyl) oxime (L7) has been developed to promote C(sp2)-H olefination of benzoic acids and phenylacetic acids via a palladium catalyst. With the subsequent lactonization of the olefinated products through 1,4-addition, highly… read more here.

Keywords: phenylacetic acids; acids phenylacetic; palladium catalyst; acids via ... See more keywords

Carbonylative Synthesis of Fused Quinoxalinones via Palladium-Catalyzed Cascade Cyclization of 2-Heteroaryl Iodobenzene and NaN3.

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Published in 2023 at "Organic letters"

DOI: 10.1021/acs.orglett.3c01466

Abstract: A facile and straightforward approach for the synthesis of fused quinoxalinones via palladium-catalyzed cascade carbonylative cyclization of 2-heteroaryl iodobenzene and NaN3 has been achieved. The transformation might undergo cascade carbonylation, formation of acyl azide, a… read more here.

Keywords: quinoxalinones via; palladium catalyzed; synthesis fused; fused quinoxalinones ... See more keywords

Enantioselective Synthesis of Hydrindanes via Palladium-Catalyzed Asymmetric Desymmetrization of Cyclohexadiene Derivatives.

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Published in 2025 at "Organic letters"

DOI: 10.1021/acs.orglett.4c04733

Abstract: We herein disclose a strategy for the asymmetric desymmetrization of cyclohexadiene derivatives via a palladium-catalyzed Heck and tandem Heck/Tsuji-Trost allylic alkoxylation reaction. By employing DCE as the solvent, we obtained a variety of chiral hydrindanes… read more here.

Keywords: palladium catalyzed; desymmetrization cyclohexadiene; asymmetric desymmetrization; cyclohexadiene derivatives ... See more keywords

Regiodivergent Synthesis of Eight-Membered Benzosilacycles via Palladium-Catalyzed Alkenyl C(sp2)-H Activation.

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Published in 2025 at "Organic letters"

DOI: 10.1021/acs.orglett.5c02531

Abstract: Herein we report a general and efficient method for the regiodivergent synthesis of medium-sized eight-membered aryl- and alkenylsilacycles via a palladium-catalyzed alkenyl C(sp2)-H activation/ring expansion cascade. This protocol features a broad substrate scope regarding o-bromostyrenes… read more here.

Keywords: eight membered; palladium catalyzed; regiodivergent synthesis; alkenyl sp2 ... See more keywords
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Polycyclic Azetidines and Pyrrolidines via Palladium-Catalyzed Intramolecular Amination of Unactivated C(sp3)-H Bonds.

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Published in 2017 at "Organic letters"

DOI: 10.1021/acs.orglett.7b02339

Abstract: A novel strategy to construct complex polycyclic nitrogen-containing heterocycles from aliphatic amines via picolinamide-assisted palladium-catalyzed C-H bond activation reaction was reported. The reaction exhibits broad substrate scope for the synthesis of various azabicyclic scaffolds, including… read more here.

Keywords: via palladium; polycyclic azetidines; palladium catalyzed; pyrrolidines via ... See more keywords
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General Strategy for Stereoselective Synthesis of β- N-Glycosyl Sulfonamides via Palladium-Catalyzed Glycosylation.

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Published in 2018 at "Organic letters"

DOI: 10.1021/acs.orglett.8b01506

Abstract: A highly efficient and mild glycosylation reaction between 3,4- O-carbonate glycal and N-tosyl functionalized aliphatic and aromatic amines via palladium-catalyzed decarboxylative allylation is disclosed. A wide range of highly functionalized 2,3-unsaturated β- N-glycosides are furnished… read more here.

Keywords: glycosyl sulfonamides; via palladium; palladium catalyzed; glycosylation ... See more keywords

Tandem C-C/C-N Formation via Palladium-Catalyzed C-H Activation/Styrenation and Sequential Annulation of O-Methylketoxime with Styrenes.

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Published in 2019 at "Organic letters"

DOI: 10.1021/acs.orglett.9b00702

Abstract: A novel route for tandem C-C/C-N formation via palladium-catalyzed C-H activation/styrenation and annulation of O-methylketoxime with styrenes to synthesize benzothienopyridines and benzofuropyridines has been developed. Furthermore, the intermolecular alkenylation of the ketoxime with acrylates produces… read more here.

Keywords: formation via; activation styrenation; via palladium; tandem formation ... See more keywords
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Direct Assembly of Polysubstituted Propiolamidinates via Palladium-Catalyzed Multicomponent Reaction of Isocyanides.

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Published in 2019 at "Organic letters"

DOI: 10.1021/acs.orglett.9b03201

Abstract: A straightforward approach for the assembly of different polysubstituted propiolamidnates via palladium-catalyzed multicomponent reaction of isocyanides, haloalkynes, and amines has been reported in which the C(sp)-C(sp2) and C(sp2)═N bonds were constructed in one pot. This… read more here.

Keywords: reaction isocyanides; multicomponent reaction; via palladium; palladium catalyzed ... See more keywords