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Copper-catalyzed alkyne oxidation/Büchner-type ring-expansion to access benzo[6,7]azepino[2,3-b]quinolines and pyridine-based diones

General access to highly valuable seven-membered rings via Büchner-type reaction remains a formidable challenge. Here we report a Cu-catalyzed intermolecular oxidation of alkynes using N-oxides as oxidants, which enables expedient preparation of valuable benzo[6,7]azepino[2,3-b]quinolines and pyridi...

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Detalles Bibliográficos
Autores principales: Jiang, Xiao-Lei, Liu, Qing, Wei, Kua-Fei, Zhang, Ting-Ting, Ma, Guang, Zhu, Xiu-Hong, Ru, Guang-Xin, Liu, Lijie, Hu, Lian-Rui, Shen, Wen-Bo
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9941089/
https://www.ncbi.nlm.nih.gov/pubmed/36807326
http://dx.doi.org/10.1038/s42004-023-00840-6