Methyl 2-Octynoate
What is Methyl 2-Octynoate?
Methyl 2-octynoate is a synthetic organic compound, specifically an alkyl alkynoate ester formed from methanol and 2-octynoic acid. It features a distinctive green, fruity aroma reminiscent of apple peel. Primarily utilized in the fragrance sector of cosmetics, it appears in perfumes, colognes, body lotions, shampoos, and other scented personal care products. In formulations, it functions by volatilizing during application to deliver precise scent characteristics, often as a top note, while also neutralizing or overlaying less desirable odors from other ingredients. This dual role enhances the product's sensory profile, making it more enjoyable without altering the base formula. Regulatory bodies monitor its use due to sensitization potential, with guidelines limiting concentrations to minimize risks for sensitive users.
Roles in Formulation
This ingredient serves the following purposes in cosmetic formulations:
Benefits
Provides a fresh, fruity scent profile to cosmetic products.
Effectively masks unpleasant odors for improved sensory experience.
Non-comedogenic, suitable for formulations aiming to avoid pore-clogging.
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Who It's For
A quick guide for who this ingredient may suit (and who should be cautious).
| Who May Benefit | Who Should Avoid |
|---|---|
| — | People with fragrance allergies or contact dermatitis history.
- Sensitive skin types prone to sensitization.
- Individuals preferring unscented, hypoallergenic products.
|
Safety Notes
- Recognized as a potential skin allergen; adhere to IFRA concentration limits. - EWG rates it moderate concern (3-4) due to sensitization data.
Frequently Asked Questions about Methyl 2-Octynoate
What does methyl 2-octynoate smell like?
It has a green, fruity aroma similar to apple peel, used for top notes in scents.
Is it comedogenic?
Rated 0, indicating low likelihood of clogging pores.
Who should be cautious with it?
Those with fragrance sensitivities or allergy history should avoid or patch test.