- beauty
2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate
CAS 123844-62-2
Also registered as 2 other CAS numbers
167684-07-3 · 15196-52-8
Concern score
Not assessed — no hazard data yet.
2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate in plain language
On cosmetic ingredient lists it appears as “Trimethylolpropane tristearate”.
Also known as Trimethylolpropane tristearate · 2,2-bis(octadecanoyloxymethyl)butyl octadecanoate · 1,1,1-TRIMETHYLOLPROPANE tristearate · 2,2-BIS((STEAROYLOXY)METHYL)BUTYL stearate · Hest t 3S · J218.372B
Show all 8 names
Pddaeitxzxsqgz-uhfffaoysa-n · UNII-G455RS539U
Used in cosmetics as an emollient and a skin-conditioning agent.
- Emollient
- Skin conditioning
- Humectant
- Conditioner
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
Regulation
No restrictions found. 2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate appears in these published regulatory listings.
- Found in consumer products
- Beauty
EUCosIngActiveListed in CosIng inventory for cosmetic use.
- Listed in CosIng inventory for cosmetic use.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 15 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, Humectant.
- EPA CPDat observed this chemical in 15 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, Humectant.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 2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate. 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 2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
- Open →
EPA Chemical and Products Database
exposure · updated September 2013
- 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
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Fragrance avoidance
Nothing to weigh for this context yet.
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 2-Ethyl-2-(((1-oxooctadecyl)oxy)methyl)propane-1,3-diyl distearate in a product composition. These are source records, not Greenveil catalog products.
Source records
15
Named organisations
6
Personal care
Typical roles
EmollientSkin conditioningHumectantConditioner