Details
| Parent | Buprenorphine |
| Chemical Formula | C₂₅H₃₂D₃NO₄ |
| Molecular Weight | 416.57 |
| Information | Norbuprenorphine is a major active metabolite of buprenorphine, an opioid prescribed for the treatment of opioid use disorder and both acute and chronic pain. It is not a known metabolite of any other drug. Presence indicates buprenorphine use. |
![(±)-MDA-D5 [(±)-3,4-Methylenedioxyamphetamine-D5], 1.0 mg/mL (Ambient)](https://www.quasarinstruments.com/wp-content/uploads/2025/09/6687-M-027.jpg)
