Transition metals in organic synthesis, Part 105. Synthesis of pyrroles by silver(I)-promoted oxidative cyclization
作者:Sameer Agarwal、Ulrike Pässler、Hans-Joachim Knölker
DOI:10.3998/ark.5550190.0014.202
日期:——
Condensation of aromatic aldehydes with arylamines to form Schiff bases, and subsequent addition of trimethylsilylpropargylmagnesium bromide, leads to homopropargylamines which on silver(I)-promoted oxidative cyclization affords 1,2-diarylpyrroles.
芳香醛与芳胺缩合形成席夫碱,随后加入三甲基甲硅烷基炔丙基溴化镁,生成均炔丙基胺,其在银 (I) 促进的氧化环化作用下得到 1,2-二芳基吡咯。