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Two Novel Poly-Oxygen Bipyridine Alkaloids from Speranskia tuberculata


  Two novel poly -oxygen bipyridine alkaloids, speranculatines A (1) and B (2) have been isolated from speranskia tuberculata. Their structures were elucidated by spectroscopic methods including 2D NMR techniques and X-ray crystallographic analysis.……   
[关键词]:Speranskia tuberculata;Euphorbiaceae;speranculatines A and B.
[文献类型]:期刊
[文献出处]: 《Chinese Chemical Letters2000年03期