摘要:
摘要 2-(1'-Oxo-dodeca-5', 8', 11', 14', 17'(all Z )-pentaenyl)-5-methoxy-1, 3-dihydroxybenzo, 2- (1'-oxo -dodeca-5', 8', 11', 14', 17' (all Z)-pentaenyl)-1, 3, 5-trihydroxybenzo, 2-(17'-hydroxy-1'-oxo-dodeca-5' , 8', 11', 14'(all Z )-tetraenyl)-1, 3, 5-trihydroxybenzo and 2-(1'oxo-hexadecyl)-1, 3, 5-trihydroxybenzo 已从相关褐藻中分离出来Zonaria farlowii、Z diesingiana 和 Lobophora papenfussii。这些新代谢物的结构基于广泛的光谱分析和与模型化合物的比较。还报道了从