# Schedules of Controlled Substances: Temporary Placement of 5,6- Dichloro Brorphine, 5,6-Dichloro Desmethylchlorphine, N-Propionitrile Chlorphine, and Spirochlorphine in Schedule I of the Controlled Substances Act

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Justice Department; Drug Enforcement Administration |
| Type | Proposed rule |
| Action | Proposed amendment; notice of intent. |
| Published | 2026-07-01 |
| Effective | 2026-07-01 |
| Significant | No |
| CFR parts | 21 CFR 1308 |
| Summary | The Administrator of the Drug Enforcement Administration is issuing this notice of intent to publish a temporary order to schedule 1-(1-(1-(4-bromophenyl)ethyl)piperidin-4-yl)-5,6-dichloro-1,3-dihydro- 2H-benzo[d]imidazol-2-one (commonly known as 5,6-dichloro brorphine or SR-14968); 5,6-dichloro-1-(1-(4-chlorobenzyl)piperidin-4-yl)-1,3- dihydro-2H-benzo[d]imidazol-2-one (commonly known as 5,6-dichloro desmethylchlorphine or SR-17018); 3-(3-(1-(1-(4- chlorophenyl)ethyl)piperidin-4-yl)-2-oxo-2,3-dihydro-1H- benzo[d]imidazol-1-yl)propanenitrile (commonly known as N-propionitrile chlorphine or cyc |
| Document number | 2026-13364 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/01/2026-13364/schedules-of-controlled-substances-temporary-placement-of-56--dichloro-brorphine-56-dichloro). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.