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Vinylogous Reactivity of Enoldiazoacetates with Donor-Acceptor Substituted Hydrazones. Synthesis of Substituted Pyrazole Derivatives

A regiospecific synthesis of multi-functional pyrazoles has been developed from a cascade process triggered by Rh(II)-catalyzed dinitrogen extrusion from enoldiazoacetates with vinylogous nucleophilic addition followed by Lewis acid catalyzed cyclization and aromatization.

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Detalhes bibliográficos
Main Authors: Xu, Xinfang, Zavalij, Peter Y., Hu, Wenhao, Doyle, Michael P.
Formato: Artigo
Idioma:Inglês
Publicado em: 2013
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC3574190/
https://ncbi.nlm.nih.gov/pubmed/23301562
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1021/jo302696y
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