Metal-Free Synthesis of Oxazolidine-2,4-diones and 3,3-Disubstituted Oxindoles via ICl-Induced Cyclization
作者:Wei Yi、Xing-Xiao Fang、Qing-Yun Liu、Gong-Qing Liu
DOI:10.1002/ejoc.201801250
日期:2018.12.19
A metal‐free method for the construction of oxazolidine‐2,4‐diones and oxindoles is reported herein. The resulting products can be used as key intermediates in synthesis of bioactive compounds such as toloxatone, (±)‐esermethole, and (±)‐physostigmine.
本文报道了一种无金属的方法制备恶唑烷-2,4-二酮和羟吲哚。所得产物可用作合成生物活性化合物(例如toloxatone,(±)-乙二胺和(±)-phystigtigmine)的关键中间体。