Amendments to Regulation (EC) No 273/2004
Article 1
Annex I to Regulation (EC) No 273/2004 is amended in accordance with Annex I to this Regulation.
Commission Delegated Regulation (EU) 2025/1475 of 21 May 2025 amending Regulation (EC) No 273/2004 of the European Parliament and of the Council and Council Regulation (EC) No 111/2005 as regards the inclusion of the drug precursors 4-piperidone and 1-boc-4-piperidone in the list of scheduled substances
Commission Delegated Regulation (EU) 2025/1475 of 21 May 2025 amending Regulation (EC) No 273/2004 of the European Parliament and of the Council and Council Regulation (EC) No 111/2005 as regards the inclusion of the drug precursors 4-piperidone and 1-boc-4-piperidone in the list of scheduled substances
Data as of 2026-07-04 · Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗
Amendments to Regulation (EC) No 111/2005
Article 2
The Annex to Regulation (EC) No 111/2005 is amended in accordance with Annex II to this Regulation.
Entry into force
Article 3
This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union .
Supplementary provisions
ANNEX ISupplementary provisions
ANNEX I In Annex I to Regulation (EC) No 273/2004, in the table for Category 1, the following entries are inserted in the list of substances in the appropriate place sequentially according to the CN Code: Substance CN designation (if different) CN Code CAS No ‘4-piperidone Piperidin-4-one 2933 39 99 41661-47-6’ ‘1-boc-4-piperidone tert-butyl 4-oxopiperidine-1-carboxylate 2933 39 99 79099-07-3.’
ANNEX IISupplementary provisions
ANNEX II In the Annex to Regulation (EC) No 111/2005, in the table for Category 1, the following entries are inserted in the list of substances in the appropriate place sequentially according to the CN Code: Substance CN designation (if different) CN Code CAS No ‘4-piperidone Piperidin-4-one 2933 39 99 41661-47-6’ ‘1-boc-4-piperidone tert-butyl 4-oxopiperidine-1-carboxylate 2933 39 99 79099-07-3’
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Source: EUR-Lex (Publications Office of the EU), © European Union, reuse permitted under Commission Decision 2011/833/EU.
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