Details
| Parent | Propoxyphene |
| Chemical Formula | C₂₁H₂₂D₅NO₂ · C₄H₄O₄ |
| Molecular Weight | 446.55 |
| Information | Norproxyphene is the major metabolite of proxyphene, a mild opioid analgesic. Norproxyphene is responsible for many of the side effects associated with proxyphene use, including and especially the toxicity observed in proxyphene overdose. |





![(±)-MDA [(±)-3,4-Methylenedioxyamphetamine], 1.0 mg/mL](https://www.quasarinstruments.com/wp-content/uploads/2025/09/6687-M-012.jpg)