DEA Issues Final Rule on Precursor Chemical Listing
October 02, 2025
October 02, 2025
WASHINGTON, Oct. 2 (TNSFR) -- The U.S. Department of Justice Drug Enforcement Administration is issuing a final rule to establish a specific listing for the chemical tert-butyl 4-oxopiperidine-1-carboxylate, also known as 1-boc-4-piperidone, and its salts as a list I chemical under the Controlled Substances Act (CSA).
The chemical has been regulated as a list I chemical in the U.S. since May 12, 2023, because its structure defines it as a carbamate of the list I chemical 4-piperidon . . .
The chemical has been regulated as a list I chemical in the U.S. since May 12, 2023, because its structure defines it as a carbamate of the list I chemical 4-piperidon . . .