# Amendment to 3,4-MDP-2-P Methyl Glycidic Acid, a List I Chemical

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Justice Department; Drug Enforcement Administration |
| Type | Proposed rule |
| Action | Notice of proposed rulemaking. |
| Published | 2026-08-03 |
| Comments close | 2026-09-02 |
| Significant | No |
| CFR parts | 21 CFR 1310 |
| Summary | The Drug Enforcement Administration is proposing to modify the listing of the list I chemical 3,4-MDP-2-P methyl glycidic acid (also known as PMK glycidic acid) to include esters of 3,4-MDP-2-P methyl glycidic acid, not listed elsewhere in the Controlled Substances Act (CSA), as list I chemicals under the CSA. The current listing of 3,4- MDP-2-P methyl glycidic acid includes its salts, optical and geometric isomers, and salts of isomers. DEA proposes the new listing to read as follows: 3,4-MDP-2-P methyl glycidic acid (PMK glycidic acid) and its esters, not listed elsewhere in the CSA, its opt |
| Document number | 2026-15624 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/08/03/2026-15624/amendment-to-34-mdp-2-p-methyl-glycidic-acid-a-list-i-chemical). Last refreshed: 2026-11-04T21:40:49.974Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.