What does Aluminum butoxide do?

Used in cosmetics as a light stabiliser. Aluminum Butoxide is the alkoxide.

Is Aluminum butoxide safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
industrial

Aluminum butoxide

CAS 4162-86-1

Also registered as 11 other CAS numbers

36977-99-8 · 112362-90-0 · 113538-64-0 · 129770-44-1 · 130099-40-0 · 541539-94-0 · 918344-18-0 · 937181-21-0 · 1098205-62-9 · 1974345-61-3 · 2269-22-9

Concern score

Not assessed — no hazard data yet.

Aluminum butoxide in plain language

What it is: Also known as 2-Butanol, aluminum salt · Aluminum sec-butoxide · 2-BUTANOL, aluminum salt (3:1) · Aluminum 2-BUTOXIDE · Aluminum sec-butylate · Aluminum tri(sec-butylate)
Show all 25 names
Asb · Aluminium tributan-2-olate · Aluminum salt sec-butyl alcohol · TRIS(2-BUTANOLATO)ALUMINUM · aluminum tris(butan-2-olate) · 2-Butanol aluminium salt · 2-Butanol aluminum salt (3:1) · 2-butanol,aluminumsalt · Aluminium-sek-butylat · Al(O-sec-Bu)3 · Aluminium tri-sec-butanolate · Aluminiumtri-sec-butanolat · Aluminum sec-butanolate · Aluminum-tri-sec-butoxide · Ec 218-871-2 · Tri-sec-butoxyaluminum · UNII-FE7IK35OPN · aluminium tris(sec-butoxide) · aluminum;butan-2-olate
What it does: Used in cosmetics as a light stabiliser. Aluminum Butoxide is the alkoxide.
Light stabilizer
Stabiliser
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Aluminum butoxide appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Industrial

EUCosIngActiveAluminum Butoxide is the alkoxide that conforms to the formula
- Aluminum Butoxide is the alkoxide that conforms to the formulaSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Stabilizing agent.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Stabilizing agent.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Aluminum butoxide. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for Aluminum butoxide yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated January 7, 2008
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Aluminum butoxide in a product composition. These are source records, not Greenveil catalog products.

Named organisations

Typical roles

Light stabilizerStabiliser

See products using Aluminum butoxide →