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CAS 19277-88-4 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 3826515/10/2010

STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

Trimethyl-3-[(1-oxooctadecyl)amino]propylammonium methyl sulphate

STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 19277-88-4

CAS 19277-88-4PubChem CID 87995

Stearamidopropyl trimonium methosulfate

IUPAC name: methyl sulfate;trimethyl-[3-(octadecanoylamino)propyl]azanium

Molecular formula: C25H54N2O5S
Molecular weight: 494.8 g/mol
Exact mass: 494.37534400 Da
Topological polar surface area: 104.0 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 5
Covalent units: 2
Defined stereocentres: 0

Also known as

trimethyl-3-[(1-oxooctadecyl)amino]propylammonium methyl sulphate1X1J543F7GEINECS 242-930-1ELEGAN R 1151-Propanaminium, N,N,N-trimethyl-3-((1-oxooctadecyl)amino)-, methyl sulfate1-Propanaminium, N,N,N-trimethyl-3-[(1-oxooctadecyl)amino]-, methyl sulfateN,N,N-Trimethyl-3-((1-oxooctadecyl)amino)-1-propanaminium methyl sulfate1-Propanaminium, N,N,N-trimethyl-3-((1-oxooctadecyl)amino)-, methyl sulfate (1:1)

10 more reported names

1-Propanaminium, N,N,N-trimethyl-3-[(1-oxooctadecyl)amino]-, methyl sulfate (1:1)3-STEAROYLAMINOPROPYLTRIMETHYLAMMONIUM METHYLSULFATETrimethyl-3-((1-oxooctadecyl)amino)propylammonium methyl sulphateAMMONIUM, TRIMETHYL(3-OCTADECANAMIDOPROPYL)-, METHYL SULFATERefChem:889129STEARAMIDOPROPYL TRIMONIUM METHOSULFATE [INCI]UNII-1X1J543F7G1-Propanaminium, N,N,N-trimethyl-3-[(1-oxooctadecyl)amino]-, methylsulfateDB-234129N,N,N-Trimethyl-3-octadecanamidopropan-1-aminium methyl sulfate

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External database identifiers

EPA DTXSID:DTXSID2049761

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 STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

INCI name

STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

Description

Trimethyl-3-[(1-oxooctadecyl)amino]propylammonium methyl sulphate

Record provenance

Inventory reference: 38265
Imported identity: STEARAMIDOPROPYL TRIMONIUM METHOSULFATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

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Key data

CAS

19277-88-4

242-930-1

Restriction

—

Function

ANTISTATIC: Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
HAIR CONDITIONING: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.

Official EU ingredient-name evidence

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

#27740 · STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

Ingredients with overlapping formulation functions

STEARAMIDOPROPYL MORPHOLINEANTISTATIC

STEARAMIDOPROPYL MORPHOLINE LACTATEANTISTATIC

STEARAMIDOPROPYL PG-DIMONIUM CHLORIDE PHOSPHATEANTISTATIC, HAIR CONDITIONING

STEARAMIDOPROPYL PYRROLIDONYLMETHYL DIMONIUM CHLORIDEANTISTATIC, HAIR CONDITIONING

STEARAMINEANTISTATIC

STEARAMINE OXIDEANTISTATIC, CLEANSING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING, SURFA…

STEARDIMONIUM HYDROXYPROPYL HYDROLYZED CASEINANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING

STEARDIMONIUM HYDROXYPROPYL HYDROLYZED COLLAGENANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING

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 STEARAMIDOPROPYL TRIMONIUM METHOSULFATE appears in the CosIng inventory

The CosIng inventory lists STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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.

STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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

STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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, STEARAMIDOPROPYL TRIMONIUM METHOSULFATE carries the following function designation(s):

CAS 19277-88-4 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.

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Source note for STEARAMIDOPROPYL TRIMONIUM METHOSULFATE

This page reproduces the CosIng inventory entry for STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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 STEARAMIDOPROPYL TRIMONIUM METHOSULFATE 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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