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CAS 18917-91-4 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 7422215/10/2010

ALUMINUM LACTATE

Aluminium trilactate

ALUMINUM LACTATE 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 18917-91-4

CAS 18917-91-4PubChem CID 16683018

Aluminum Lactate

Tris(lactato)aluminium is a lactate salt and an aluminium coordination entity. — ChEBI

IUPAC name: bis(2-hydroxypropanoyloxy)alumanyl 2-hydroxypropanoate

Molecular formula: C9H15AlO9
Molecular weight: 294.19 g/mol
Exact mass: 294.0531455 Da
Topological polar surface area: 140.0 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 9
Covalent units: 1
Defined stereocentres: 0

Also known as

Tris(2-hydroxypropanoato)aluminumV797H4GG0ZCHEBI:31196aluminum trilactateRefChem:556837TRIS(2-(HYDROXY-KAPPAO)PROPANOATO-KAPPAO)ALUMINUM242-670-9Aluminium trilactate

16 more reported names

tris(lactato)aluminiumAluminum tris(alpha-hydroxypropionate)tris(2-hydroxypropanoato)aluminiumAluminum, tris(2-hydroxypropanoato-O1,O2)-Takiceramtris[2-(hydroxy-kappaO)propanoato-kappaO]aluminiumBis[[(2R)-2-hydroxypropanoyl]oxy]alumanyl (2R)-2-hydroxypropanoateAluminium, tris(lactato)-2500F; Aluminum tris(alpha-hydroxypropionate); Lohtragon AL 250CCRIS 3464Aluminum lactate (Al(O3C3H5)3)EINECS 242-670-9Aluminum, tris(2-hydroxypropanoato)-Aluminum, tris(2-hydroxypropanoate-O1,O2)-Aluminium, tris(2-(hydroxy-kappaO)propanoato-kappaO)-Tris(2-hydroxypropanoato-O(sup 1),O(sup 2))aluminum

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:31196
PubMed:39009234
PubMed:26944603
PubMed:26493151
PubMed:24084166
PubMed:19680607
PubMed:19539013
PubMed:19464335
PubMed:19405147
PubMed:18803060
PubMed:16675087
PubMed:16098089
PubMed:15589378

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 ALUMINUM LACTATE

INCI name

ALUMINUM LACTATE

Description

Aluminium trilactate

Record provenance

Inventory reference: 74222
Imported identity: ALUMINUM LACTATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for ALUMINUM LACTATE

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Key data

CAS

18917-91-4

242-670-9

Restriction

—

Function

ASTRINGENT: Contracting and/or tightening the skin.
BUFFERING: Stabilising the pH of an aqueous medium in a narrow range even if an acid or base is added. Altering and/or maintaining a cosmetic product's pH at the desired level.
DEODORANT: Reducing and/or eliminating unpleasant odour. Contributing against the formation of malodour on body surfaces.

Official EU ingredient-name evidence

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

#1603 · ALUMINUM LACTATE

Ingredients with overlapping formulation functions

ALUMINUM CITRATEANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM DICHLOROHYDRATEANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM DICHLOROHYDREX PEGANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM DICHLOROHYDREX PGANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM PHENOLSULFONATEANTIMICROBIAL, ASTRINGENT, DEODORANT

ALUMINUM SESQUICHLOROHYDRATEANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM SESQUICHLOROHYDREX PEGANTIPERSPIRANT, ASTRINGENT, DEODORANT

ALUMINUM SESQUICHLOROHYDREX PGANTIPERSPIRANT, ASTRINGENT, DEODORANT

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 ALUMINUM LACTATE appears in the CosIng inventory

The CosIng inventory lists ALUMINUM LACTATE 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.

ALUMINUM LACTATE 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

ALUMINUM LACTATE 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, ALUMINUM LACTATE carries the following function designation(s):

CAS 18917-91-4 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 ALUMINUM LACTATE

This page reproduces the CosIng inventory entry for ALUMINUM LACTATE 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 ALUMINUM LACTATE 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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