| Bioactivity | Columbamine is a quaternary isoquinoline alkaloid isolated from Argemone mexicana. |
| Name | Columbamine |
| CAS | 3621-36-1 |
| Formula | C20H20NO4 |
| Molar Mass | 338.38 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | 4°C, protect from light *In solvent : -80°C, 6 months; -20°C, 1 month (protect from light) |