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InventoryRef 9045321/01/2014

SODIUM METHYL PALMITATE SULFONATE

Hexadecanoic acid, 2-sulfo-, 1-methyl ester, sodium salt (1:1)

SODIUM METHYL PALMITATE SULFONATE 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

PubChem 2D chemical structure for CAS 4016-24-4
CAS 4016-24-4PubChem CID 23695543

Hexadecanoic acid, 2-sulfo-, 1-methyl ester, sodium salt (1:1)

IUPAC name
sodium 1-methoxy-1-oxohexadecane-2-sulfonate
Molecular formula
C17H33NaO5S
Molecular weight
372.5 g/mol
Exact mass
372.19463960 Da
Topological polar surface area
91.9 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
5
Covalent units
2
Defined stereocentres
0

Also known as

Sodium 1-methoxy-1-oxohexadecane-2-sulphonateHexadecanoic acid, 2-sulfo-, 1-methyl ester, sodium saltEINECS 223-676-0RefChem:145963223-676-0sodium;1-methoxy-1-oxohexadecane-2-sulfonateHXWNOTVHFBYTKF-UHFFFAOYSA-M
External database identifiers

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 SODIUM METHYL PALMITATE SULFONATE

INCI name

SODIUM METHYL PALMITATE SULFONATE

Description

Hexadecanoic acid, 2-sulfo-, 1-methyl ester, sodium salt (1:1)

Record provenance

Inventory reference
90453
Imported identity
SODIUM METHYL PALMITATE SULFONATE
Source update
21/01/2014
European Commission CosIng source notes

Key data

EC
Restriction
Function
CLEANSING
Helping to keep the body surface clean.
FOAMING
Trapping numerous small bubbles of air or other gas within a small volume of liquid by modifying the surface tension of the liquid.
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).

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How SODIUM METHYL PALMITATE SULFONATE appears in the CosIng inventory

The CosIng inventory lists SODIUM METHYL PALMITATE SULFONATE 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.

SODIUM METHYL PALMITATE SULFONATE is also tagged with 3 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

SODIUM METHYL PALMITATE SULFONATE 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, SODIUM METHYL PALMITATE SULFONATE carries the following function designation(s):

CAS 4016-24-4 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.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for SODIUM METHYL PALMITATE SULFONATE

This page reproduces the CosIng inventory entry for SODIUM METHYL PALMITATE SULFONATE 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 SODIUM METHYL PALMITATE SULFONATE 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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