# TRIMETHYLOLPROPANE TRIACRYLATE

URL: https://app.greenveil.ai/ingredients/ingredient_cas_15625_89_5
Categories: beauty, industrial
Functions: Hair conditioning, Hair fixing, Film forming, Film former, Conditioner, Hair fixative
Identifier: 15625-89-5

> TRIMETHYLOLPROPANE TRIACRYLATE: Used in cosmetics as a hair conditioner, a hair fixative and a film former. Trimethylolpropane Triacrylate is the triester. Greenveil chemical-concern score: 100/100 — Critical concern based on regulatory listings.. Compiled from 7 published data sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern based on regulatory listings.
- Confidence in this assessment: High
- Is it a concern? Critical concern: no hazard classifications on record. It is banned in EU cosmetics.
- Rationale: 2-ethyl-2-[[(1-oxoallyl)oxy]methyl]-1,3-propanediyl diacrylate; 2,2-bis(acryloyloxymethyl)butyl acrylate; trimethylolpropane triacrylate; is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: Active — Cosmetics Regulation annex II / ref 1718.
- EU: Active — Trimethylolpropane Triacrylate is the triester that conforms to the formula: Restriction: II/1718
- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.
- US: commercial use observed — EPA CPDat observed this chemical in 87 composition records across product categories including Construction and building materials, Raw materials, Electronics/small appliances. EPA CPDat classifies this chemical for functional uses including Film former, Softener and conditioner, Hair fixative.
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

## Expert safety opinions

- SCCS (EU Scientific Committee on Consumer Safety): no opinion on file.
- CIR (Cosmetic Ingredient Review (US expert panel)): no opinion on file.

## Data sources

- CosIng (updated 2026-09-23): https://ec.europa.eu/growth/tools-databases/cosing/details/100391
- EU CosIng Cosmetics Regulation Annexes (updated 2023-09-25): https://ec.europa.eu/growth/tools-databases/cosing/reference/annexes/list/II
- EPA Chemical and Products Database (updated november 8, 2016): https://living-future.org/declare-products/airelight/
- EPA DSSTox Identifiers (updated 2025-12-29): https://epa.figshare.com/articles/dataset/Chemistry_Dashboard_Data_DSSTox_Identifiers_Mapped_to_CAS_Numbers_and_Names/5588566
- FDA GSRS UNII (updated 2026-02-26): https://precision.fda.gov/uniisearch/
- openFDA Substance (updated 2026-05-24): https://api.fda.gov/other/substance.json?search=unii:4B67KGL96S
- PubChem Live Enrichment (updated 2026-05-17): https://pubchem.ncbi.nlm.nih.gov/compound/27423

_Assessed by Greenveil._