Synthesis and reactivity of alpha-sulfenyl-beta-chloroenones, including oxidation and Stille cross-coupling to form chalcone derivatives
dc.contributor.author | Kearney, Aoife M. | |
dc.contributor.author | Murphy, Linda | |
dc.contributor.author | Murphy, Chloe | |
dc.contributor.author | Eccles, Kevin S. | |
dc.contributor.author | Lawrence, Simon E. | |
dc.contributor.author | Collins, Stuart G. | |
dc.contributor.author | Maguire, Anita R. | |
dc.contributor.funder | Irish Research Council | en |
dc.contributor.funder | Department of Education, Ireland | en |
dc.date.accessioned | 2022-01-19T12:55:10Z | |
dc.date.available | 2022-01-19T12:55:10Z | |
dc.date.issued | 2021-03-26 | |
dc.date.updated | 2022-01-19T11:59:32Z | |
dc.description.abstract | The synthesis of a range of novel α-sulfenyl-β-chloroenones from the corresponding α-sulfenylketones, via a NCS mediated chlorination cascade, is described. The scope of the reaction has been investigated and compounds bearing alkyl- and arylthio substituents have been synthesised. In most instances, the Z α-sulfenyl-β-chloroenones were formed as the major products, while variation of the substituent at the β-carbon position led to an alteration in stereoselectivity. Stille cross-coupling with the Z α-sulfenyl-β-chloroenones led to selective formation of Z sulfenyl chalcones, while the E α-sulfenyl-β-chloroenones did not react under the same conditions. Oxidation of the Z α-sulfenyl-β-chloroenones was followed by isomerisation, leading to the E α-sulfinyl-β-chloroenones. Stille cross-coupling with the E α-sulfinyl-β-chloroenones produced the E sulfinyl chalcones. Either the E or Z sulfinyl chalcones can be obtained by altering the sequence of oxidation and Stille cross-coupling. | en |
dc.description.sponsorship | Irish Research Council (GOIPG/2018/112); Science Foundation Ireland (12/RC/2275_P2) | en |
dc.description.status | Peer reviewed | en |
dc.description.version | Published Version | en |
dc.format.mimetype | application/pdf | en |
dc.identifier.articleid | 132091 | en |
dc.identifier.citation | Kearney, A., Murphy, L., Murphy, C., Eccles, K., Lawrence, S., Collins, S. and Maguire, A., (2021) 'Synthesis and reactivity of α-sulfenyl-β-chloroenones, including oxidation and Stille cross-coupling to form chalcone derivatives', Tetrahedron, 88, 132091 (12 pp). doi: 10.1016/j.tet.2021.132091 | en |
dc.identifier.doi | 10.1016/j.tet.2021.132091 | en |
dc.identifier.endpage | 12 | en |
dc.identifier.issn | 0040-4020 | |
dc.identifier.journaltitle | Tetrahedron | en |
dc.identifier.startpage | 1 | en |
dc.identifier.uri | https://hdl.handle.net/10468/12423 | |
dc.identifier.volume | 88 | en |
dc.language.iso | en | en |
dc.publisher | Elsevier | en |
dc.relation.project | info:eu-repo/grantAgreement/SFI/SFI Research Centres/12/RC/2275/IE/Synthesis and Solid State Pharmaceutical Centre (SSPC)/ | en |
dc.relation.uri | https://www.sciencedirect.com/science/article/pii/S0040402021002635 | |
dc.rights | © 2021 The Author(s). Published by Elsevier Ltd. This is an open access article under the CC BY license | en |
dc.rights.uri | http://creativecommons.org/licenses/by/4.0/ | en |
dc.subject | Chalcones | en |
dc.subject | Chlorination | en |
dc.subject | Oxidation | en |
dc.subject | Stille cross-coupling | en |
dc.subject | Thioamides | en |
dc.subject | Transformation | en |
dc.subject | Tools | en |
dc.subject | α-Sulfenyl-β-chloroenones | en |
dc.title | Synthesis and reactivity of alpha-sulfenyl-beta-chloroenones, including oxidation and Stille cross-coupling to form chalcone derivatives | en |
dc.type | Article (peer-reviewed) | en |
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