New melampolides and darutigenol from Sigesbeckia orientalis 

 -  PhytoChemistry, 19(2), p.323-325, 1980 .
<br/><br/> Isolation and identification of darutigenol and two new melampolides from Sigesbeckia orientalis, in addition to the previously described orientalide and darutoside, are reported. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SIGESBECKIA ORIENTALIS<br/>COMPOSITAE<br/>HELIANTHEAE<br/>MELAMPODIINAE<br/>MELAMPOLIDES<br/>SESQUITERPENE LACTONES<br/>DARUTIGENOL.