What does Dibutyl oxalate do?

Used in cosmetics as a solvent, a hair conditioner and a chelating agent.

Is Dibutyl oxalate safe?

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

beauty
industrial

Dibutyl oxalate

CAS 2050-60-4

Concern score

Not assessed — no hazard data yet.

Dibutyl oxalate in plain language

What it is: Also known as Dibutyl ethanedioate · Di-n-butyl oxalate · Ethanedioic acid, 1,2-DIBUTYL ester · Dibutyl ester ethanedioic acid · Dibutyl ester oxalic acid · Butyl ethanedioate
Show all 11 names
Butyl oxalate · Dinbutyl oxalate · Ethanedioic acid, 1,2dibutyl ester · Jkrzojadnvoxpm-uhfffaoysa-n · Oxalic acid, dibutyl ester (8CI)
What it does: Used in cosmetics as a solvent, a hair conditioner and a chelating agent.
Solvent
Hair conditioning
Chelating
Plasticiser
Chelating agent
Conditioner
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. Dibutyl oxalate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Industrial

EUCosIngActiveRestriction: III/3
- Restriction: III/3Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 1 composition records across product categories including Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Solvent, Plasticizer, Chelating agent.
- EPA CPDat observed this chemical in 1 composition records across product categories including Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Solvent, Plasticizer, Chelating 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 Dibutyl oxalate. 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 Dibutyl oxalate 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 2019-12-20
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 Dibutyl oxalate in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Laboratory supplies

Typical roles

SolventHair conditioningChelatingPlasticiserChelating agentConditioner

See products using Dibutyl oxalate →