The synthetic potentiality of chiral oxazolidines, prepared from 3-picoline via a 1,4-dihydropyridine intermediate, has been illustrated by an expeditious route to the 5,8-disubstituted indolizidine alkaloid (+)-209B.
通过由3-
皮考啉经1,4-
二氢吡啶中间体制备的手性
噁唑啉的合成潜力,已经通过一条便捷的途径阐明了合成5,8-双取代
吲哚里西定
生物碱(+)-209B的方法。