Stereoselective synthesis of the indolizidine core of the allopumiliotoxins
作者:Choon-Hong Tan、Thomas Stork、Neil Feeder、Andrew B. Holmes
DOI:10.1016/s0040-4039(98)02618-5
日期:1999.2
The common indolizidinecore leading to the allopumiliotoxins was synthesized using an intramolecular (Z)-N-4-alkenylnitrone cycloaddition reaction as the key step. The synthesis began with (R)-tert-butyl-3-hydroxy-pent-4-enoate which was obtained via enzymatic resolution using Amano PS lipase.