The chemoselective alkylation of tryptamine derivatives with 2-oxo-1-pyrrolidine compounds, catalyzed by In(OTf)3, was investigated. A series of 2-alkyl and N-alkyl tryptamine derivatives were synthesized under mild conditions with good total yields (up to 99%) and chemoselectivity (up to 95 : 5).
研究了在In(OTf)3催化下,色
氨酸衍
生物与2-氧代-1-
吡咯烷类化合物的
化学选择性烷基化反应。在温和条件下,合成了一系列2-烷基和N-烷基色
氨酸衍
生物,总产率良好(高达99%),
化学选择性(高达95∶5)。