Synthesis of acridinedione derived mono spiro-pyrrolidine/pyrrolizidine derivatives—a facile approach via intermolecular [3+2] cycloaddition reaction
作者:R. Rajesh、M. Suresh、R. Selvam、R. Raghunathan
DOI:10.1016/j.tetlet.2014.05.133
日期:2014.7
A facile synthesis of acridinedione derived mono spiro-pyrrolidine and pyrrolizidine derivatives has been accomplished by 1,3-dipolar cycloaddition reaction. The O-acryloylacridinediones, as dipolarophiles reacted with azomethine ylide derived from di-/tri-ketones and sec-amino acids to give acridinedione derived mono spiropyrrolidine/pyrrolizidine derivatives in good yield.
通过1,3-偶极环加成反应已经完成了cr啶二酮衍生的单螺-吡咯烷和吡咯并核苷衍生物的简便合成。作为双极性亲和剂的O-丙烯酰脲基吡啶二酮与衍生自二/三酮和仲氨基酸的甲亚胺基立德反应,以良好的收率得到a啶二酮衍生的单螺并吡咯烷/吡咯并吡啶衍生物。