Articles with "ene reactions" as a keyword



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Visible-Light-Mediated Thiol-Ene Reactions through Organic Photoredox Catalysis.

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Published in 2017 at "Organic letters"

DOI: 10.1021/acs.orglett.7b01441

Abstract: Synthetically useful radical thiol-ene reactions can be initiated by visible-light irradiation in the presence of an organic photocatalyst, 9-mesityl-10-methylacridinum tetrafluoroborate. The key thiyl radical intermediates are generated upon quenching of the photoexcited catalyst with a… read more here.

Keywords: ene reactions; mediated thiol; reactions organic; light mediated ... See more keywords
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Ene Reactions of Nitrosocarbonyl Intermediates with Trisubstituted Cycloalkenes: “Cis Effect” and Steric and Conformational Factors Drive the Selectivity

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Published in 2018 at "ACS Omega"

DOI: 10.1021/acsomega.7b01124

Abstract: Nitrosocarbonyl intermediates, generated at room temperature by oxidation of nitrile oxides, undergo clean ene reactions with trisubstituted cycloalkenes. Nitrosocarbonyl benzene follows a Markovnikov orientation and abstracts preferentially the twix hydrogens over the lone ones. With… read more here.

Keywords: trisubstituted cycloalkenes; ene reactions; nitrosocarbonyl intermediates; effect ... See more keywords

A concerted addition mechanism in [Hmim]Br-triggered thiol–ene reactions: a typical “ionic liquid effect” revealed by DFT and experimental studies

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c8nj05674a

Abstract: The π+–π and H-bond interactions between [Hmim]Br and substrates promote a special one-step addition mechanism in thiol–ene reactions. read more here.

Keywords: concerted addition; ene reactions; thiol ene; addition mechanism ... See more keywords

Stereoselective allylic reduction via one-pot palladium-catalyzed allylic sulfonation and sulfinyl retro-ene reactions

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Published in 2018 at "Organic chemistry frontiers"

DOI: 10.1039/c8qo00233a

Abstract: A tandem approach for the stereoselective allylic reduction has been developed based on a strategy combining the palladium-catalyzed S-allylation and the sulfinyl retro-ene reactions. In a one-pot process employing various allylic carbonates, sodium t-butyldimethylsilyloxymethanesulfinate (TBSOMS-Na),… read more here.

Keywords: retro ene; allylic reduction; ene reactions; sulfinyl retro ... See more keywords

Self-Thickening Materials Derived from Phenylpropanoid Ene Reactions

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Published in 2025 at "Molecules"

DOI: 10.3390/molecules30050977

Abstract: In this work, we report the observation of uncatalyzed ene reactions between several phenylpropanoid compounds and diethyl azodicarboxylate (DEAD). For allylbenzene, the reaction produces the ene product at molar ratios of up to 1:2 of… read more here.

Keywords: reaction; ene; ene reactions; thickening materials ... See more keywords

Unveiling the Role of the Lewis Acids in the Acceleration of Alder-Ene Reactions: A Molecular Electron Density Theory Study

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Published in 2025 at "Molecules"

DOI: 10.3390/molecules30214289

Abstract: The electronic effects of Lewis acids (LAs) in reducing the activation energies of Alder-ene (AE) reactions have been studied within the Molecular Electron Density Theory (MEDT). To this end, the AE reactions of 2-methylbutadiene (2MBD)… read more here.

Keywords: electron density; molecular electron; ene reactions; lewis acids ... See more keywords