作者:Iréna Reboule、Richard Gil、Jacqueline Collin
DOI:10.1016/j.tetlet.2005.09.039
日期:2005.11
Samarium diiodide catalyzes the Michael addition of aromatic amines onto α,β-unsaturated N-acyloxazolidinones to form β-aminoacid derivatives. Aza-Michael reactions can be followed by an amidation reaction with the aromatic amine, leading to β-aminoamides. β-Amino-N-acyloxazolidinones are selectively obtained with o-anisidine, while amidation reaction is observed with p-anisidine.
io二碘化物催化芳族胺的迈克尔加成到α,β-不饱和N-酰基恶唑烷二酮上,形成β-氨基酸衍生物。在Aza-Michael反应之后可以进行与芳族胺的酰胺化反应,从而生成β-氨基酰胺。用邻氨基苯甲酸酯选择性地获得β-氨基-N-酰基恶唑烷酮,而用对氨基苯胺观察到酰胺化反应。