ACETYL HEXAMETHYL TETRALIN

Restricted CAS: 1506-02-1 / 21145-77-7CosIng #31581

ACETYL HEXAMETHYL TETRALIN is permitted in cosmetics in the EU with restrictions — Annex III, entry 182 of Regulation (EC) No 1223/2009. Review the conditions of use, permitted concentration and Safety Gate alerts.

Regulatory status as of 2026-08-28 (per the CosIng database).

About the ingredient

1-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthyl)ethan-1-one

EU regulatory status

Annex of Regulation (EC) No 1223/2009: III/182

Source: the European Commission's official CosIng database and Regulation (EC) No 1223/2009 of the European Parliament and of the Council on cosmetic products. How we assess ingredients — full methodology.

Last updated:

Functions in cosmetics

Frequently asked questions

  • Is ACETYL HEXAMETHYL TETRALIN safe in cosmetics?

    ACETYL HEXAMETHYL TETRALIN is permitted in cosmetics in the EU, but subject to the conditions set out in Regulation (EC) No 1223/2009 — typically a maximum concentration, product category or a mandatory warning on the packaging. Manufacturers must comply with these limits.

  • In which annex of Regulation 1223/2009 is ACETYL HEXAMETHYL TETRALIN listed?

    ACETYL HEXAMETHYL TETRALIN is listed under reference III/182 in the annexes of Regulation (EC) No 1223/2009 on cosmetic products. The first part (Roman numeral) indicates the annex: II – prohibited substances, III – substances restricted by conditions, IV – permitted colorants, V – permitted preservatives, VI – permitted UV filters.

  • What functions does ACETYL HEXAMETHYL TETRALIN perform in cosmetics?

    According to the European Commission's CosIng database, ACETYL HEXAMETHYL TETRALIN performs the following functions in cosmetics: FRAGRANCE. Functions are defined in the CosIng glossary and describe the technological role of a substance in the finished product.

  • Are there Safety Gate alerts concerning ACETYL HEXAMETHYL TETRALIN?

    Our copy of the EU Safety Gate database currently contains no alerts linking ACETYL HEXAMETHYL TETRALIN to a cosmetic recall. The database is refreshed regularly from the European Commission's official Safety Gate system.

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