C13-15 ALKETH-21
C13-15 Alketh-21 (Formerly C13-15 Pareth-21) is a polyethylene glycol ether of a mixture of synthetic C13 to C15 fatty alcohols with an average of 21 moles of ethylene oxide.
C13-15 ALKETH-21 is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.
Regulatory evidence by market
No rule for this ingredient has been imported for any of the 13 markets tracked here.
That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.
Chemical identity and properties
(7R,8S)-7-(dipropylamino)-8-methyl-5,6,7,8-tetrahydronaphthalen-1-ol
- IUPAC name
- (7R,8S)-7-(dipropylamino)-8-methyl-5,6,7,8-tetrahydronaphthalen-1-ol
- Molecular formula
- C17H27NO
- Molecular weight
- 261.4 g/mol
- Exact mass
- 261.209264485 Da
- XLogP3
- 4.4
- Topological polar surface area
- 23.5 Ų
- Hydrogen-bond donors
- 1
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 2
Also known as
External database identifiers
- ChEMBL:CHEMBL43475
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.
Official European Commission record
- CosIng substance ID
- 99414
- Entry status
- Active
- Published in the Official Journal
- Yes
- Recorded by the Commission
- 2023-05-23
Fields as published by the European Commission. The link opens the entry itself, not a search for it.
Inventory details for C13-15 ALKETH-21
INCI name
C13-15 ALKETH-21
Description
C13-15 Alketh-21 (Formerly C13-15 Pareth-21) is a polyethylene glycol ether of a mixture of synthetic C13 to C15 fatty alcohols with an average of 21 moles of ethylene oxide.
Record provenance
- Inventory reference
- cosing-live-99414
- Imported identity
- C13-15 ALKETH-21
- Source update
- 2023-05-23
Annex records for C13-15 ALKETH-21
Key data
- SURFACTANT - CLEANSING
- Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).
- SURFACTANT - SOLUBILIZING
- Helping another component (solute) to dissolve in a medium in which it is not normally soluble.
Official EU ingredient-name evidence
The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.
Related inventory evidence
Records sharing a CAS or EC identity
Ingredients with overlapping formulation functions
Additional official and scientific sources
11 external databases to check this identity in
Each link searches that source for this identity. What each source is, and its legal weight
How C13-15 ALKETH-21 appears in the CosIng inventory
The CosIng inventory lists C13-15 ALKETH-21 as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.
C13-15 ALKETH-21 is also tagged with 2 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.
Frequently asked questions
Source note for C13-15 ALKETH-21
This page reproduces the CosIng inventory entry for C13-15 ALKETH-21 from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.
Use this inventory page to research C13-15 ALKETH-21 and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.
Tools & next steps
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