作者:Sivapathasuntharam Mageswaran、M. Uvais S. Sultanbawa
DOI:10.1039/p19760000884
日期:——
Diastereoisomeric αα-disubstituted β-hydroxy-acids have been converted into β-lactones, which on refluxing in collidine yielded E- or Z-olefins with high stereoselectivity. The mechanisms of these transformations are discussed.
非对映异构体αα-二取代的β-羟基酸已转化为β-内酯,在可力丁中回流后,可生成具有高立体选择性的E-或Z-烯烃。讨论了这些转换的机制。