| Bioactivity | Kushenol E is a class of flavonoids isolated from Sophora flavescens and is a non-competitive indoleamine 2,3-dioxygenase 1 (IDO1) inhibitor with an IC50 of 7.7 µM and a Ki of 9.5 µM, has anti-tumor activity[1]. | 
| Name | Kushenol E | 
| CAS | 99119-72-9 | 
| Formula | C25H28O6 | 
| Molar Mass | 424.49 | 
| Transport | Room temperature in continental US; may vary elsewhere. | 
| Storage | 4°C, sealed storage, away from moisture and light *In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light)  |