Details
| Parent | Tramadol |
| Chemical Formula | C₁₅H₂₃NO₂ · HCl |
| Molecular Weight | 285.81 |
| Information | O-Desmethyltramadol is an opioid analgesic and an active primary urine and blood metabolite of the synthetic analgesic tramadol. O-Desmethyltramadol is the active component in the designer drug “Krypton”, which is marketed in many countries as a legal high. O-Desmethyltramadol is not a known metabolite of any drug other than tramadol. Presence indicates tramadol use. |
![(±)-MDA [(±)-3,4-Methylenedioxyamphetamine], 1.0 mg/mL](https://www.quasarinstruments.com/wp-content/uploads/2025/09/6687-M-012.jpg)