Issue 43, 2023

Synthesis of 3(2H)-furanone derivatives: p-TsOH/halotrimethylsilane promoted cycloketonization of γ-hydroxyl ynones

Abstract

A p-TsOH/halotrimethylsilane facilitated cycloketonization of γ-hydroxyl ynones is detailed. This methodology enables the one-step synthesis of polysubstituted 3(2H)-furanone products. It is remarkable that the reaction exhibits excellent regio- and chemoselectivity by the addition of very small quantities of p-toluenesulfonic acid and water.

Graphical abstract: Synthesis of 3(2H)-furanone derivatives: p-TsOH/halotrimethylsilane promoted cycloketonization of γ-hydroxyl ynones

Supplementary files

Article information

Article type
Paper
Submitted
18 Sep 2023
Accepted
18 Oct 2023
First published
19 Oct 2023

Org. Biomol. Chem., 2023,21, 8744-8748

Synthesis of 3(2H)-furanone derivatives: p-TsOH/halotrimethylsilane promoted cycloketonization of γ-hydroxyl ynones

Y. Qiu, J. Cao, S. Wang, Q. Wang, M. Li, J. Wang, Z. Quan and X. Wang, Org. Biomol. Chem., 2023, 21, 8744 DOI: 10.1039/D3OB01500A

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