Reactive Enols in Synthesis 2. Synthesis of (+)-Latifolic Acid and (+)-Latifoline
作者:Ioana Drutu、Evan S. Krygowski、John L. Wood
DOI:10.1021/jo015741c
日期:2001.10.1
We describe a short, enantioselective synthesis of the naturally occurring pyrrolizidine alkaloid (+)-latifoline (1) employing a tandem [3,3] sigmatropic rearrangement/[1,2] allyl shift as a key step in constructing (+)-latifolic acid (4).