posted on 2010-02-05, 00:00authored byThunwadee Ritthiwigrom, Anthony C. Willis, Stephen G. Pyne
A flexible method for the diastereoselective total synthesis of the pyrrolizidine alkaloids uniflorine A, casuarine, australine, and 3-epi-australine and the unnatural epimer 3,7-di-epi-australine from a common chiral 2,5-dihydropyrrole precursor is described.