METHYL 2-OCTYNOATE

Allergen CAS: 111-12-6CosIng #40692

METHYL 2-OCTYNOATE is identified as a fragrance allergen subject to mandatory label declaration under Regulation (EC) No 1223/2009.

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

About the ingredient

Methyl Oct-2-ynoate; methyl heptine carbonate

EU regulatory status

Annex of Regulation (EC) No 1223/2009: III/89

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 METHYL 2-OCTYNOATE safe in cosmetics?

    METHYL 2-OCTYNOATE is one of the 26 EU fragrance allergens whose presence must be declared on the label when its concentration exceeds 0.001% in leave-on products or 0.01% in rinse-off products.

  • In which annex of Regulation 1223/2009 is METHYL 2-OCTYNOATE listed?

    METHYL 2-OCTYNOATE is listed under reference III/89 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 METHYL 2-OCTYNOATE perform in cosmetics?

    According to the European Commission's CosIng database, METHYL 2-OCTYNOATE performs the following functions in cosmetics: PERFUMING. 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 METHYL 2-OCTYNOATE?

    Our copy of the EU Safety Gate database currently contains no alerts linking METHYL 2-OCTYNOATE to a cosmetic recall. The database is refreshed regularly from the European Commission's official Safety Gate system.

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