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InventoryRef 7978015/10/2010

SODIUM METHYL OLEOYL TAURATE

Sodium 2-[methyloleoylamino]ethane-1-sulphonate

SODIUM METHYL OLEOYL TAURATE 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 137-20-2
CAS 137-20-2PubChem CID 23664721

Sodium N-methyl-N-oleoyltaurate

The CIR Expert Panel concluded that the following ingredients are safe in cosmetics in the present practices of use and concentration described in this safety assessment when formulated to be non-irritating...Sodium Methyl Oleoyl Taurate... — Cosmetic Ingredient Review (CIR)

IUPAC name
sodium 2-[methyl-[(Z)-octadec-9-enoyl]amino]ethanesulfonate
Molecular formula
C21H40NNaO4S
Molecular weight
425.6 g/mol
Exact mass
425.25757421 Da
Topological polar surface area
85.9 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

Metaupon pasteHostapon TNissan diapon TAdinol TIgepon TNissan diapion SIgepon TEIgepon T 33
16 more reported names
Igepon T 51Igepon T 77Igepon T-43Igepon T-71Igepon T-73Oleoylmethyltaurine sodium saltSodium oleylmethyltaurideN-Methyl-N-oleoyltaurine sodium saltConcogel 2 conc.Sodium methyl oleoyl taurateSodium N-oleoyl-N-methyltaurateSodium N-oleoyl-N-methyltaurineSodium N-oleoyl-N-methylataurineHSDB 5624Sodium N-methyl-N-oleoyl taurateTaurine, N-methyl-N-oleoyl-, sodium salt
Open full PubChem recordPubChem annotations3D structure image
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.

PubChem 2D chemical structure for CAS 7308-16-9
CAS 7308-16-9PubChem CID 23664720

Sodium 2-[methyl(1-oxo-9-octadecenyl)amino]ethanesulphonate

IUPAC name
sodium 2-[methyl-[(E)-octadec-9-enoyl]amino]ethanesulfonate
Molecular formula
C21H40NNaO4S
Molecular weight
425.6 g/mol
Exact mass
425.25757421 Da
Topological polar surface area
85.9 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

EINECS 230-762-1Sodium 2-(methyl(1-oxo-9-octadecenyl)amino)ethanesulphonateRefChem:380640230-762-1IZWPGJFSBABFGL-ASTDGNLGSA-MSodium 2-{methyl[(9E)-9-octadecenoyl]amino}ethanesulfonateSodium 2-[(9E)-N-methyloctadec-9-enamido]ethane-1-sulfonate
Open full PubChem recordPubChem annotations3D structure image
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 OLEOYL TAURATE

INCI name

SODIUM METHYL OLEOYL TAURATE

Description

Sodium 2-[methyloleoylamino]ethane-1-sulphonate

Record provenance

Inventory reference
79780
Imported identity
SODIUM METHYL OLEOYL TAURATE
Source update
15/10/2010
European Commission CosIng source notes
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Key data

CAS
137-20-2 / 7308-16-9
EC
205-285-7 / 230-762-1
Restriction
—
Function
ANTISTATIC
Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
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.

#26809 · SODIUM METHYL OLEOYL TAURATE

Ingredients with overlapping formulation functions

SODIUM LAURYL SULFOACETATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL 2-SULFOLAURATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL LAUROYL TAURATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL MYRISTOYL TAURATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL PALMITATE SULFONATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL PALMITOYL TAURATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM METHYL STEAROYL TAURATECLEANSING, FOAMING, SURFACTANT - CLEANSING
SODIUM MYRETH SULFATECLEANSING, FOAMING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

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 chemicalsPubChem PUG RESTEU Safety Gate cosmetic product alertsECHA CHEMUS EPA CompToxCosmetic Ingredient Review safety assessmentsFDA Global Substance Registration SystemILO/WHO International Chemical Safety CardsJapan NITE-CHRIPNIOSH Pocket Guide to Chemical HazardsOECD eChemPortal

How SODIUM METHYL OLEOYL TAURATE appears in the CosIng inventory

The CosIng inventory lists SODIUM METHYL OLEOYL TAURATE 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 OLEOYL TAURATE is also tagged with 4 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 OLEOYL TAURATE 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 OLEOYL TAURATE carries the following function designation(s):

CAS 137-20-2 / 7308-16-9 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 SODIUM METHYL OLEOYL TAURATE

This page reproduces the CosIng inventory entry for SODIUM METHYL OLEOYL TAURATE 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 OLEOYL TAURATE 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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