METHYL ISOSTEARATE
Isooctadecanoic acid, methyl ester
METHYL ISOSTEARATE 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
Methyl 16-methylheptadecanoate
Methyl isostearate has been reported in Nicotiana tabacum with data available. — LOTUS - the natural products occurrence database
- IUPAC name
- methyl 16-methylheptadecanoate
- Molecular formula
- C19H38O2
- Molecular weight
- 298.5 g/mol
- Exact mass
- 298.287180451 Da
- XLogP3
- 8.7
- Topological polar surface area
- 26.3 Ų
- Hydrogen-bond donors
- 0
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
6 more reported names
External database identifiers
- EPA DTXSID:DTXSID401027738
- PubMed:21931557
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.
Inventory details for METHYL ISOSTEARATE
INCI name
METHYL ISOSTEARATE
Description
Isooctadecanoic acid, methyl ester
Record provenance
- Inventory reference
- 35310
- Imported identity
- METHYL ISOSTEARATE
- Source update
- 15/10/2010
Annex records for METHYL ISOSTEARATE
Key data
- SKIN CONDITIONING
- Maintaining the skin in good condition.
- SURFACTANT - EMULSIFYING
- Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.
Official EU ingredient-name evidence
The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.
Related inventory evidence
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 METHYL ISOSTEARATE appears in the CosIng inventory
The CosIng inventory lists METHYL ISOSTEARATE 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.
METHYL ISOSTEARATE 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 METHYL ISOSTEARATE
This page reproduces the CosIng inventory entry for METHYL ISOSTEARATE 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 METHYL ISOSTEARATE 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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