I<sub>2</sub>‐DMSO‐Mediated Cascade Cyclization of <i>β</i>‐Ketosulfoxonium Ylides and <i>β</i>‐Enaminones: Synthesis of Quaternary‐Carbon‐Centered 2‐Hydroxy‐pyrrol‐3(2<i>H</i>)‐ones
作者:Rahul Kumar Saini、Paran J. Borpatra、Satyendra Kumar Pandey
DOI:10.1002/ejoc.202300693
日期:2023.10.2
A novel I2-DMSO-mediated cascade cyclization approach for the synthesis of 2-hydroxy-pyrrol-3(2H)-one scaffold from β-ketosulfoxonium ylides and β-enaminone derivatives has been described. This cascade transformation forms one C−C bond and one C−N bond in a single reaction vessel under metal-free and mild conditions, and adding an active hydroxyl group to a quaternary carbon center.
描述了一种新型 I 2 -DMSO 介导的级联环化方法,用于从β-酮亚磺鎓叶立德和β-烯胺酮衍生物合成 2-羟基-吡咯-3(2 H )-one 支架。这种级联转化在无金属且温和的条件下在单个反应容器中形成一个CC键和一个CN键,并向季碳中心添加一个活性羟基。
Korshunov, S. P.; Slyusareva, O. M.; Korzhova, N. V., Journal of Organic Chemistry USSR (English Translation), 1986, vol. 22, # 5, p. 815 - 819
作者:Korshunov, S. P.、Slyusareva, O. M.、Korzhova, N. V.、Kazantseva, V. M.