A Photochemical Route to 2‑Substituted Benzo[b]furans

2-Substituted benzo­[b]­furans were synthesized by a one-step metal-free photochemical reaction between 2-chlorophenol derivatives and terminal alkynes by tandem formation of an aryl-C and a C–O bond via an aryl cation intermediate. The mild conditions and the application to chlorophenols rather of...

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Veröffentlicht in:Journal of organic chemistry 2012-08, Vol.77 (15), p.6473-6479
Hauptverfasser: Protti, Stefano, Fagnoni, Maurizio, Albini, Angelo
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container_title Journal of organic chemistry
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creator Protti, Stefano
Fagnoni, Maurizio
Albini, Angelo
description 2-Substituted benzo­[b]­furans were synthesized by a one-step metal-free photochemical reaction between 2-chlorophenol derivatives and terminal alkynes by tandem formation of an aryl-C and a C–O bond via an aryl cation intermediate. The mild conditions and the application to chlorophenols rather of the more expensive bromo or iodo analogues makes this procedure environmentally convenient.
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subjects Benzofurans - chemical synthesis
Benzofurans - chemistry
Chemistry
Exact sciences and technology
General and physical chemistry
Heterocyclic compounds
Heterocyclic compounds with o, s, se, te hetero atom and condensed derivatives
Molecular Structure
Organic chemistry
Photochemical Processes
Photochemistry
Physical chemistry of induced reactions (with radiations, particles and ultrasonics)
Preparations and properties
Quantum Theory
title A Photochemical Route to 2‑Substituted Benzo[b]furans
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