O-desmethyltramadol, its isomers, esters, ethers, salts, and salts of isomers, esters and ethers (other names: O-DSMT; desmetramadol; 3-[(1R,2R)-2-[(dimethylamino)methyl]-1-hydroxycyclohexyl]phenol)

For O-desmethyltramadol, its isomers, esters, ethers, salts, and salts of isomers, esters and ethers (other names: O-DSMT; desmetramadol; 3-[(1R,2R)-2-[(dimethylamino)methyl]-1-hydroxycyclohexyl]phenol), schedule is Schedule I; listed under is Temporary listing of substances subject to emergency scheduling; dea code number is 9667; temporary listing expires is Aug. 12, 2028; cfr citation is 21 CFR 1308.11(h)(88), recorded from its source on 2026-10-15.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

(88) O-desmethyltramadol, its isomers, esters, ethers, salts, and salts of isomers, esters and ethers (other names: O-DSMT; desmetramadol; 3-[(1R,2R)-2-[(dimethylamino)methyl]-1-hydroxycyclohexyl]phenol) | 9667 |

— ecfr.gov, retrieved 2026-10-15

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

— all from ecfr.gov, retrieved 2026-10-15

Source

• ecfr.govhttps://www.ecfr.gov/current/title-21/chapter-II/part-1308

Last verified against source: 2026-10-15. Due for re-check by 2027-02-12. This page as Markdown · OKF bundle · full dataset as JSON.