Visible Light Photoredox Catalysis: Synthesis of Indazolo[2,3-<i>a</i>]quinolines from 2-(2-Nitrophenyl)-1,2,3,4-tetrahydroquinolines
作者:Wen-Chung Lin、Ding-Yah Yang
DOI:10.1021/ol402286d
日期:2013.9.20
The synthesis of indazolo[2,3-a]quinoline derivatives in moderate to good yields from 2-(2-nitrophenyl)-1,2,3,4-tetrahydroquinolines via visible light photoredox catalysis is reported. The reaction involves a novel ruthenium-catalyzed intramolecular formation of the N–N bond of the indazole ring.
报道了通过可见光氧化还原催化从2-(2-硝基苯基)-1,2,3,4-四氢喹啉以中等至良好的产率合成吲哚并[2,3- a ]喹啉衍生物。该反应涉及吲唑环的N–N键的新型钌催化分子内形成。