# 1-(5,6,7,8-Tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)ethanone

URL: https://app.greenveil.ai/ingredients/ingredient_source_ref_annex_ref_iii_182
Categories: beauty, cleaning, industrial
Functions: Fragrance
Identifier: DTXSID501015522

> 1-(5,6,7,8-Tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)ethanone is used as fragrance. Greenveil chemical-concern score: 70/100 — High concern based on regulatory listings.. Assessed from 3 sources.

## Safety assessment

- Chemical concern score: 70/100 — High concern based on regulatory listings.
- Confidence: 4
- Rationale: 1-(5,6,7,8-Tetrahydro-3,5,5,6,8,8,-hexamethyl-2-naphthyl)ethan-1-one (AHTN) is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: restricted — Annex III of EU Cosmetics Regulation (EC) 1223/2009: substances which cosmetic products must not contain except subject to the restrictions laid down. Product types: All cosmetic products with the exception of oral products Maximum concentration: (a) leave-on products: 0.1% except:hydroalcoholic products: 1% fine fragrance: 2.5%fragrance cream: 0.5% (b) rinse-off products: 0.2%
- US: commercial use observed — EPA CPDat observed this chemical in 15 composition records across product categories including Cleaning products and household care, Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Fragrance.

_Assessed by Greenveil._