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. 2023 Sep 22;28(19):6764. doi: 10.3390/molecules28196764

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Scheme 1 — PdI₂/KI-catalyzed oxidative monoaminocarbonylation of: (a) Simple alkyl- and arylacetylenes to give 2-ynamides [27,28] and (b) This work: 2-propargyl-1,3-dicarbonyl compounds 1 with amines 2 to 2-(4-acylfuran-2-yl)acetamides 3.