What function does MYRISTYL SULTAINE serve in cosmetics?

According to the EU CosIng inventory, MYRISTYL SULTAINE carries the following function designation(s): CLEANSING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING.

What other records share CAS 14933-09-6?

CAS 14933-09-6 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.

How do I check if my formula contains MYRISTYL SULTAINE?

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InventoryRef 9333916/11/2016

MYRISTYL SULTAINE

1-Tetradecanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, inner salt

MYRISTYL SULTAINE 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 14933-09-6

CAS 14933-09-6PubChem CID 84705

Zwittergent 3-14

Zwittergent 3-14 is an organosulfonic acid. — ChEBI

IUPAC name: 3-[dimethyl(tetradecyl)azaniumyl]propane-1-sulfonate

Molecular formula: C19H41NO3S
Molecular weight: 363.6 g/mol
Exact mass: 363.28071534 Da
XLogP3: 6.1
Topological polar surface area: 65.6 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

1-Tetradecanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, inner saltN-tetradecyl-N,N-dimethyl-3-amino-1-propane sulfonateN-tetradecyl-N,N-dimethylammonium-1-propane-3-sulfonateRefChem:905406Myristyl sulfobetaine3-(N,N-Dimethylmyristylammonio)propanesulfonateN-Tetradecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate3-(Dimethyl(tetradecyl)ammonio)propane-1-sulfonate

16 more reported names

3-[dimethyl(tetradecyl)ammonio]propane-1-sulfonateC19H41NO3SU88XSY3J2LTetradecyldimethyl(3-sulfopropyl)ammonium Hydroxide Inner SaltSulfobetaine-143-(dimethyltetradecylamino)propanesulfonic acidDimethyl(3-sulphonatopropyl)tetradecylammoniumSulfobetaine 14EINECS 239-003-9SB3-143-(N,N-Dimethylmyristylammonio)propanesulfateUNII-U88XSY3J2L3-(Tetradecyldimethylammonio)-1-propanesulfonate3-[Dimethyl(myristyl)ammonio]propane-1-sulfonateSB14CHEBI:10129

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:10129
EPA DTXSID:DTXSID2074538
PubMed:9892

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 SULTAINE

INCI name

MYRISTYL SULTAINE

Description

1-Tetradecanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, inner salt

Record provenance

Inventory reference: 93339
Imported identity: MYRISTYL SULTAINE
Source update: 16/11/2016

European Commission CosIng source notes

Annex records for MYRISTYL SULTAINE

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Key data

CAS

14933-09-6

239-003-9

Restriction

—

Function

CLEANSING: Helping to keep the body surface clean.
SKIN CONDITIONING: Maintaining the skin in good condition.
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 - 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.

#17164 · MYRISTYL SULTAINE

Ingredients with overlapping formulation functions

MYRISTYL ASPARTIC ACIDCLEANSING, SURFACTANT - CLEANSING

MYRISTYL BETAINEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - F…

MYRISTYL GLUCOSIDECLEANSING

MYRISTYL PHOSPHATECLEANSING, ORAL CARE, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING

MYRISTYL/CETYL AMINE OXIDECLEANSING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING, SURFACTANT - HYDR…

MYRISTYLDIMONIUMHYDROXYPROPYL COCOGLUCOSIDES CHLORIDECLEANSING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

NONOXYNOL/NONYL NONOXYNOL-49CLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING

NONYL NONOXYNOL-10 PHOSPHATECLEANSING, SURFACTANT - CLEANSING

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 SULTAINE appears in the CosIng inventory

The CosIng inventory lists MYRISTYL SULTAINE 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 SULTAINE 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

MYRISTYL SULTAINE 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 SULTAINE carries the following function designation(s):

CAS 14933-09-6 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 SULTAINE

This page reproduces the CosIng inventory entry for MYRISTYL SULTAINE 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 SULTAINE 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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