Hymenoxon, a poisonous sesquiterpene lactone from Hymenoxys odorata DC. (bitterweed).
Hymenoxon (C15H22O5) was isolated from Hymenoxys odorata DC. in 0.5% yield. The structure of hymenoxon is shown to be 1. The intraperitoneal LD50 of hymenoxon in sheep is about 7 mg/kg.
D000818:Animals; D007783:Lactones / Q000032:analysis / Q000302:isolation & purification / Q000633:toxicity; D007928:Lethal Dose 50; D009682:Magnetic Resonance Spectroscopy; D010944:Plants / Q000032:analysis*; D012717:Sesquiterpenes / Q000032:analysis / Q000302:isolation & purification* / Q000633:toxicity; D012756:Sheep; D013055:Spectrophotometry, Infrared
D007783:Lactones; D012717:Sesquiterpenes