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Aza-Nazarov cyclization cascades

Benzamides with tethered acetal groups undergo reactions in CF(3)SO(3)H to give ring-fused isoindolinones by a cyclization cascade. The reaction initially forms an N-acyliminium ion which then gives the isoindolinone by the aza-Nazarov reaction. An unusual variant also cyclizes at the allylic positi...

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Main Authors: Sai, Kiran Kumar Solingapuram, O'Connor, Matthew J., Klumpp, Douglas A.
Formato: Artigo
Idioma:Inglês
Publicado: 2011
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC3109674/
https://ncbi.nlm.nih.gov/pubmed/21660198
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.tetlet.2010.11.164
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