| Product name： | Dehydrocostus Lactone |
| Synonym： | Epiligulyl oxide |
| Purity： | 98% + by HPLC |
| Appearance： | White powder |
| Chemical Family： | Sesquiterpenoids |
| Canonical SMILES： | C=C1CCC2C(C3C1CCC3=C)OC(=O)C2=C |
| Botanical Source： | Saussurea lappa, Veronica hirsuta and Zaluzania tribolia |