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Regiodivergent synthesis of vinyl trifluoromethansulfonates γ/δ lactones: Via 1,6 addition/intramolecular one-pot annulation of 1,4-dihidropyridines derivated from pyridinyl propenones

Research Output: Contribution to journal Article Peer review

Publication Information

Tipo di output

Research Output: Contribution to journal Article Peer review

Lingua originale

English

Numero dell’articolo

153591

Rivista (volume, numero edizione)

Tetrahedron Letters (Volume 88)

Attività cardine della pubblicazione

  • Published - 05/01/2022

Stato pubblicazione

Published - 05/01/2022

ISSN

0040-4039

Publication IDs

  • Scopus: 85121746581

Abstract

We report a novel intramolecular 1,6 oxa-Michael addition on substituted dihydropyridines to obtain 5 and 6 member ring lactones in an one-pot reaction starting from activated pyridinyl propenones, without organic catalysis or presence of bulky groups in the Michael acceptor. A marked dependence on the regioselectivity of ring closure was found, dependent on the propenone used.