Bourauel T, Plassmeier C, Roeder E
Laboratorium für Naturstoffchemie (LfN), Bornheim-Roisdorf, Federal Republic of Germany.
J Nat Toxins. 1998 Feb;7(1):87-93.
Two toxic pyrrolizidine alkaloids were isolated from Senecio nevadensis and their structures determined by spectroscopic methods. For the first time, a very complete structural assignment of all spectral data of alkaloid usaramine is given.
从内华达千里光中分离出两种有毒的吡咯里西啶生物碱,并通过光谱方法确定了它们的结构。首次对生物碱乌沙胺的所有光谱数据进行了非常完整的结构归属。