Opportunity
Federal Register #DEA-1356
DEA Schedules MDMB-4en-PINACA as a Schedule I Controlled Substance
Buyer
Drug Enforcement Administration
Posted
April 24, 2026
Identifier
DEA-1356
This summary covers a DEA regulatory action regarding a controlled substance: - Government Buyer: - Drug Enforcement Administration (DEA), Department of Justice - OEMs and Vendors: - No OEMs or commercial vendors are involved; this is a regulatory action, not a procurement - Products/Services Requested: - Substance: MDMB-4en-PINACA (methyl 3,3-dimethyl-2-(1-(pent-4-en-1-yl)-1H-indazole-3-carboxamido)butanoate) - Includes all salts, isomers, and salts of isomers - No quantities or part numbers relevant, as this is a regulatory listing - Unique or Notable Requirements: - MDMB-4en-PINACA is permanently placed in Schedule I of the Controlled Substances Act - Regulatory controls and sanctions now apply to all handling (manufacture, distribution, research, possession) - Action fulfills U.S. obligations under the 1971 Convention on Psychotropic Substances - No accepted medical use and high potential for abuse cited as justification - Strict requirements for registration, security, labeling, quotas, inventory, reporting, order forms, and import/export for any entity handling the substance - Retail sales to the general public are prohibited - No procurement, contract, or acquisition activity is associated with this action
Description
The Drug Enforcement Administration (DEA) issues a final rule placing methyl 3,3-dimethyl-2-(1-(pent-4-en-1-yl)-1H-indazole-3-carboxamido)butanoate (MDMB-4en-PINACA), including its salts, isomers, and salts of isomers, in Schedule I of the Controlled Substances Act. This action is partly to fulfill the United States' obligations under the 1971 Convention on Psychotropic Substances. The rule imposes regulatory controls and administrative, civil, and criminal sanctions on persons who handle or propose to handle MDMB-4en-PINACA, including manufacturing, distributing, importing, exporting, research, instructional activities, chemical analysis, or possession. The rule is effective April 27, 2026.