Stereoselective synthesis of pyrrolizidine alkaloids, (+)-heliotridine and (+)-retronecine, by means of an intermolecular carbenoid displacement reaction
作者:Tetsuji Kametani、Hirotaka Yukawa、Toshio Honda
DOI:10.1039/c39880000685
日期:——
The stereoselectivesynthesis of the pyrrolizidinealkaloids (+)-heliotridine and (+)-retronecine from (S)-malic acid has been achieved by employing an intermolecularcarbenoiddisplacementreaction as a key step.