Cation Radical [3+2] Cycloaddition of Chalcone Epoxides (II): A Facile Synthesis of Highly Substituted 1,3-Oxazolidines
作者:Zhong-Li Liu、Congde Huo、Rui Wei、Wei Zhang、Li Yang
DOI:10.1055/s-2004-836032
日期:——
Cycloaddition of electron-rich chalcone epoxides with N-arylimines was efficiently catalyzed by tris(4-bromophenyl)aminium hexachloroantimonate producing poly-substituted 1,3-oxazolidine derivatives in good yield.
六氯锑酸三(4-溴苯基)铵有效催化富电子查尔酮环氧化物与N-芳基亚胺的环加成反应,以良好的收率生成多取代的1,3-恶唑烷衍生物。