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Org Lett. 2022 Jan 14;24(1):274-278. doi: 10.1021/acs.orglett.1c03934. Epub 2021 Dec 20.

Phenanthrenequinone-Sensitized Photocatalytic Synthesis of Polysubstituted Quinolines from 2-Vinylarylimines.

Organic letters

Juulia Talvitie, Iida Alanko, Evgeny Bulatov, Juho Koivula, Topias Pöllänen, Juho Helaja

Affiliations

  1. Department of Chemistry, University of Helsinki, A. I. Virtasen aukio 1, 00014 Helsinki, Finland.

PMID: 34928166 DOI: 10.1021/acs.orglett.1c03934

Abstract

Visible-light-excited 9,10-phenanthrenequinone (PQ*) was used as a photocatalyst for the synthesis of polysubstituted quinolines via the electrocyclization of 2-vinylarylimines. Up to quantitative yields of 2,4-disubstituted quinolines were received after 1 h of excitation with blue LEDs at room temperature when MgCO

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