Efficient Formal Total Synthesis of the Erythrina Alkaloid (+)-Erysotramidine, Using a Domino Process
作者:Lutz F. Tietze、Nina Tölle、Daniel Kratzert、Dietmar Stalke
DOI:10.1021/ol901980u
日期:2009.11.19
iminium ion and electrophilic aromatic substitution of a phenylethylamine and a ketoester leads to the spirocyclic skeleton of (+)-erysotramidine, which can be further transformed into the natural alkaloid.