Oxanamide (INN) and its derivatives
Oxanamide (INN) and its derivatives is listed in Annex II as a prohibited substance for cosmetic products placed on the EU market.
Chemical identity and properties
- IUPAC name
- 2-ethyl-3-propyloxirane-2-carboxamide
- Molecular formula
- C8H15NO2
- Molecular weight
- 157.21 g/mol
- Exact mass
- 157.110278721 Da
- XLogP3
- 0.9
- Topological polar surface area
- 55.6 Ų
- Hydrogen-bond donors
- 1
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
13 more reported names
External database identifiers
- ChEBI:CHEBI:134786
- ChEMBL:CHEMBL2105297
- EPA DTXSID:DTXSID50925350
Evidence from additional scientific databases
NIH PubChem PUG-View
Attributed physical-property, hazard, environmental and use annotations.
Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record
Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.
Additional source coverage and match status
| Source | Result | Checked |
|---|---|---|
| NIH PubChem PUG-View | Exact match | 2026-08-31 |
A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.
Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.
Record details
Chemical name
Oxanamide (INN) and its derivatives
Chemical / IUPAC name
2,3-Epoxy-2-ethylhexanamide
Regulatory information
Key data
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What Annex II means for Oxanamide (INN) and its derivatives
Oxanamide (INN) and its derivatives is listed as a prohibited substance under Annex II of EU Cosmetics Regulation 1223/2009 and must not be intentionally added. Article 17 separately addresses unintended small quantities that are technically unavoidable under good manufacturing practice and compatible with the Article 3 safety requirement.
Formulators must screen their ingredients and raw materials to ensure none contain this substance. Suppliers should provide documentation confirming absence when requested.
The page also surfaces 12 related annex records with overlapping identifiers, annex logic or naming patterns.
Compliance checklist
- Verify this substance is absent from all raw materials and finished formulations.
- Request absence confirmation or CoA from raw material suppliers.
- Document the screening result in the Product Information File (PIF).
Frequently asked questions
Source note for Annex II record Oxanamide (INN) and its derivatives
This page summarizes one Annex II record for Oxanamide (INN) and its derivatives from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.
Use this record page to review Annex II conditions for Oxanamide (INN) and its derivatives, but confirm any final regulatory decision against the current official annex wording and source files.
Tools & next steps
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