| Product name： | Isoimperatorin |
| Synonym： | 4-Prenyloxypsoralen; Auraptin; Cnidin |
| Purity： | 98% + by HPLC |
| Appearance： | White powder |
| Chemical Family： | Coumarins |
| Canonical SMILES： | CC(C)=CCOC1=C2C=COC2=CC2OC(=O)C=CC=21 |
| Botanical Source： | Imperatoria ostruthium and Angelica spp. Also from Cnidium dubium. Also in Peucedanum, Prangos, Ruta, Cachrys and Hippomarathrum spp. |