An efficient approach to angular tricyclic molecular architecture via Nazarov-like cyclization and double ring-expansion cascade

Effective methods for accessing polycarbocycles are scarcely reported and generally involve complex, multistep transformations, thus restricting practical utility. Here, the authors construct tri-to-penta- cyclic frameworks containing at least two quaternary carbon centers via a tandem Nazarov-like...

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Bibliographic Details
Main Authors: Yun-Peng Wang, Kun Fang, Yong-Qiang Tu, Jun-Jie Yin, Qi Zhao, Tian Ke
Format: Article
Language:English
Published: Nature Portfolio 2022-04-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-022-29947-5
Description
Summary:Effective methods for accessing polycarbocycles are scarcely reported and generally involve complex, multistep transformations, thus restricting practical utility. Here, the authors construct tri-to-penta- cyclic frameworks containing at least two quaternary carbon centers via a tandem Nazarov-like cyclization / double cycloexpansion of simple 1,3-dicyclobutylidene ketone substrates.
ISSN:2041-1723