作者:Michael Gurry、Ingrid Allart-Simon、Patrick McArdle、Stéphane Gérard、Janos Sapi、Fawaz Aldabbagh
DOI:10.3390/molecules191015891
日期:——
(E)-3-Ylideneoxindoles are prepared in methanol in reasonable to good yields, as adducts of photochemical 5-exo-trig of aryl radicals, in contrast to previously reported analogous radical cyclizations initiated by tris(trimethylsilyl)silane and azo-initiators that gave reduced oxindole adducts.
(E)-3-Ylideneoxindoles 在甲醇中作为芳基自由基光化学 5-exo-trig 的加合物制备,收率合理甚至很高,这与之前报道的由三(三甲基硅烷基)硅烷和偶氮引发剂引发的类似自由基环化反应不同,这种环化反应得到的是还原型氧化吲哚加合物。