1,3-Dipolar Cycloaddition on Baylis-Hillman Adducts: Novel Synthesis of Pyrrolidines, Spiropyrrolidines, and Spiropyrrolizidines
作者:Manickam Bakthadoss、Nagappan Sivakumar、Anthonisamy Devaraj、Duddu Sharada
DOI:10.1055/s-0030-1260053
日期:2011.7
A facile regio- and stereoselective synthesis of functionalized pyrrolidines, spiropyrrolidines, and spiropyrrolizidines using the Baylis-Hillman adducts derived from nitroolefins via intermolecular [3+2]-cycloaddition reaction is reported. Baylis-Hillman reaction - intermolecular [3+2] cycloaddition - azomethine ylides - 1,3-dipolar cycloaddition - pyrrolidines - spiro compounds
报道了使用衍生自硝基烯烃的Baylis-Hillman加合物通过分子间[3 + 2]-环加成反应的功能性吡咯烷,螺吡咯烷和螺吡咯并核苷的容易的区域和立体选择性合成。 Baylis-Hillman反应-分子间[3 + 2]环加成-偶氮甲亚胺-1,3-偶极环加成-吡咯烷-螺环化合物