Concise synthesis of (±)-horsfiline and (±)-coerulescine by tandem cyclisation of iodoaryl alkenyl azides
作者:Dimitrios E. Lizos、John A. Murphy
DOI:10.1039/b208114h
日期:——
A brief, efficient and economical synthesis of the spiropyrrolidinyloxindoles, horsfiline and coerulescine, has been achieved, starting from itaconic acid and, respectively, p-anisidine or o-iodoaniline. Tandem radical cyclisation of iodoaryl alkenyl azides is the key step in both syntheses.
从衣康酸和对-茴香胺或邻-碘苯胺开始,已实现了螺吡咯烷二基氯辛多酚,霍菲林和青霉素的简要,有效和经济的合成。碘代芳基烯基叠氮化物的串联自由基环化是两种合成中的关键步骤。