Imidazolidin-4-ones via (3+2) cycloadditions of aza-oxyallyl cations onto ( E )- N arylideneanilines.
Tetrahedron Letters(2018)
摘要
•A new trapping method for aza-oxyallyl cations is described.•Aza-oxyallyl cations undergo novel (3+2) cycloadditions onto N-arylimines.•The products from these reactions are imidazolidin-4-ones.•The reactions are regioselective and in most cases stereoselective.•Experimentally observed regioselectivities are confirmed by DFT calculations.
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关键词
Aza-oxyallyl,Aza-cyclopropanone,N-arylimine,(3+2) cycloaddition,Imidazolidin-4-one
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