base note musk

Hexadecanolactone

Also known as: Ambrettolide, Oxacycloheptadecan-2-one, 16-Hexadecanolide

Sweet, musky, animalic, powdery, warm

IFRA Restriction

This is the maximum allowed percentage of this material in the total finished product, not in the fragrance concentrate.

For example, if a fine fragrance (Category 4A) contains 20% fragrance oil, and IFRA allows 10% of this material, the material can be up to 50% of the fragrance concentrate (10% ÷ 20% = 50%).

EU Allergen

This ingredient is classified as an EU allergen under the Cosmetics Regulation (EC) No 1223/2009.

Labeling thresholds:

  • 0.001% in leave-on products
  • 0.01% in rinse-off products
Learn more →
CAS 109-29-5
Manufacturers Firmenich, Symrise

About Hexadecanolactone

A macrocyclic musk lactone with a sweet, musky, animalic character.

Molecular Information

Molecular Formula C16H30O2
Molecular Weight 254.41 g/mol
InChIKey LOKPJYNMYCVCRM-UHFFFAOYSA-N
Sources: PubChem

Safety Information

Warning

GHS Classification

Skin corrosion/irritation

Hazard Statements

  • H315: Causes skin irritation
Sources: PubChem