Redox Isomerization via Azomethine Ylide Intermediates: <i>N</i>-Alkyl Indoles from Indolines and Aldehydes
作者:Indubhusan Deb、Deepankar Das、Daniel Seidel
DOI:10.1021/ol1031359
日期:2011.2.18
Indolines react with aromatic and heteroaromatic aldehydes to yield N-alkyl indoles in a benzoic acid catalyzed redox isomerization reaction. Azomethine ylides are intermediates in this process which was established by intramolecular [3 + 2] trapping experiments.