New pyrrolidine alkaloids from the roots of Pandanus amaryllifolius
作者:Mario A. Tan、Mariko Kitajima、Noriyuki Kogure、Maribel G. Nonato、Hiromitsu Takayama
DOI:10.1016/j.tetlet.2010.05.150
日期:2010.8
Four newalkaloids, pandamarilactonines-E, -F, and -F-N-oxide consisting of a pyrrolidine moiety and two α-methyl-γ-lactone residues, and pandamarilactonine-G, possessing a pyrrolidinone function, were isolated from the roots of Pandanus amaryllifolius. Their structures were determined based on spectroscopic analyses and chemical syntheses.