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CAS 17661-50-6 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 3546315/10/2010

MYRISTYL STEARATE

Tetradecyl stearate

MYRISTYL STEARATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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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.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 17661-50-6

CAS 17661-50-6PubChem CID 28678

Myristyl Stearate

myristyl stearate has been reported in Sarcophyton trocheliophorum with data available. — LOTUS - the natural products occurrence database

IUPAC name: tetradecyl octadecanoate

Molecular formula: C32H64O2
Molecular weight: 480.8 g/mol
Exact mass: 480.49063128 Da
XLogP3: 15.2
Topological polar surface area: 26.3 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Tetradecyl stearateOctadecanoic acid, tetradecyl esterSTEARIC ACID, TETRADECYL ESTERHest MSNSC 57589tetradecanyl octadecanoate1-Tetradecanol, stearateSchercemol MS

16 more reported names

Hetester MSEINECS 241-640-2UNII-FQ3748IN84BRN 1805197Kemester 1418CRODAMOL MS-VFQ3748IN84NSC-57589EC 241-640-24-02-00-01220 (Beilstein Handbook Reference)WE(14:0/18:0)Myristyl stearic acidRefChem:160442MYRISTYL STEARATE [INCI]MHXBHWLGRWOABW-UHFFFAOYSA-NCETYLESTERSWAX

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External database identifiers

EPA DTXSID:DTXSID1066239
PubMed:22058425
PubMed:15455064

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 MYRISTYL STEARATE

INCI name

MYRISTYL STEARATE

Description

Tetradecyl stearate

Record provenance

Inventory reference: 35463
Imported identity: MYRISTYL STEARATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for MYRISTYL STEARATE

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Key data

CAS

17661-50-6

241-640-2

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.
SKIN CONDITIONING - EMOLLIENT: Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#17163 · MYRISTYL STEARATE

Ingredients with overlapping formulation functions

MYRISTYL METHICONESKIN CONDITIONING - EMOLLIENT

MYRISTYL MYRISTATEOPACIFYING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

MYRISTYL NEOPENTANOATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

MYRISTYL PROPIONATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

MYRISTYL THEOBROMA GRANDIFLORUM SEEDATEBLEACHING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

MYRISTYL TRISILOXANEBINDING, SKIN CONDITIONING - EMOLLIENT

MYROTHAMNUS FLABELLIFOLIA LEAF EXTRACTSKIN CONDITIONING - EMOLLIENT

N-CAPROYL LYSINEHAIR CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SKIN PROTECTING

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

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How MYRISTYL STEARATE appears in the CosIng inventory

The CosIng inventory lists MYRISTYL STEARATE 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.

MYRISTYL STEARATE 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

MYRISTYL STEARATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, MYRISTYL STEARATE carries the following function designation(s):

CAS 17661-50-6 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for MYRISTYL STEARATE

This page reproduces the CosIng inventory entry for MYRISTYL STEARATE 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 MYRISTYL STEARATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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