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Mechanism of Lithium Diisopropylamide-Mediated Substitution of 2,6-Difluoropyridine

Treatment of 2,6-difluoropyridine with lithium diisopropylamide in THF solution at −78 °C effects ortholithiation quantitatively. Warming the solution to 0 °C converts the aryllithium to 2-fluoro-6-(diisopropylamino)pyridine. Rate studies reveal evidence of a reversal of the ortholithiation and a su...

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Autores principales: Viciu, Mihai S., Gupta, Lekha, Collum, David B.
Formato: Artigo
Lenguaje:Inglês
Publicado: 2010
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Acceso en línea:https://ncbi.nlm.nih.gov/pmc/articles/PMC2872121/
https://ncbi.nlm.nih.gov/pubmed/20397635
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1021/ja910834b
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