Biomimetic Synthesis Enables the Structure Revision of Littordials E and F and Drychampone B

Structural reassignments for littordial E, littordial F, and drychampone B are proposed on the basis of consideration of their biosynthetic origin. The key step in the proposed biosynthesis of each of these meroterpenoids is an intermolecular hetero-Diels-Alder reaction between an -quinone methide a...

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Veröffentlicht in:Organic letters 2020-10, Vol.22 (20), p.8161-8166
Hauptverfasser: Vieira de Castro, Tomás, Yahiaoui, Oussama, Peralta, Ricardo A, Fallon, Thomas, Lee, Victor, George, Jonathan H
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container_issue 20
container_start_page 8161
container_title Organic letters
container_volume 22
creator Vieira de Castro, Tomás
Yahiaoui, Oussama
Peralta, Ricardo A
Fallon, Thomas
Lee, Victor
George, Jonathan H
description Structural reassignments for littordial E, littordial F, and drychampone B are proposed on the basis of consideration of their biosynthetic origin. The key step in the proposed biosynthesis of each of these meroterpenoids is an intermolecular hetero-Diels-Alder reaction between an -quinone methide and caryophyllene or humulene. Biomimetic total synthesis of the natural products gave sufficient material to allow their structure revision by NMR studies.
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title Biomimetic Synthesis Enables the Structure Revision of Littordials E and F and Drychampone B
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