Synthesis of 3-Fluoroindoles via Photoredox Catalysis
摘要:
A method for the synthesis of 3-fluoroindoles from N-arylamines substituted with the CF2I group is described. The reaction is mediated by a ruthenium photocatalyst in the presence of a substoichiometric amount of triphenylphosphine upon irradiation with blue light. The starting N-arylamines are readily obtained by nucleophilic iododifluoromethylation of iminium ions.
Silver-catalyzed one-pot cyclization/fluorination of 2-alkynylanilines: highly efficient synthesis of structurally diverse fluorinated indole derivatives
作者:Lei Yang、Yuanhong Ma、Feijie Song、Jingsong You
DOI:10.1039/c3cc49851d
日期:——
Highly efficient approaches to obtain structurally diverse fluorinated indolederivatives have been realized through the Ag-catalyzed one-pot cyclization/fluorination of 2-alkynylanilines in the presence of NFSI or Selectfluor.