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N-Heterocyclic carbene-catalyzed oxidative [3 + 2] annulation of dioxindoles and enals: cross coupling of homoenolate and enolate

The N-heterocyclic carbene-catalyzed oxidative [3 + 2] annulation of dioxindole and enals was developed, giving the corresponding spirocyclic oxindole-γ-lactones in good yields with high to excellent diastereo- and enantioselectivities. The challenging aliphatic enals worked effectively using this s...

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Publicado en:Chem Sci
Main Authors: Chen, Xiang-Yu, Chen, Kun-Quan, Sun, De-Qun, Ye, Song
Formato: Artigo
Idioma:Inglês
Publicado: Royal Society of Chemistry 2017
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC5384455/
https://ncbi.nlm.nih.gov/pubmed/28451308
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1039/c6sc04135c
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