OXANE – Fruity note of blackcurrant with tropical and citrus nuances

OXANE is an extremely powerful molecule with a distinctive olfactory profile, characterized by:

• Key notes: Green and fruity blackcurrant (cassis)

• Nuances: Tropical fruits such as passion fruit and mango; citrus with grapefruit-like acidity; green and slightly sulfurous

This unique combination gives OXANE the ability to add vibrant freshness and fruity complexity to fragrance compositions.

Chemical name: (Z)-2-Methyl-4-propyl-1,3-oxathane
Synonyms: Oxane, cis-galbanum oxathiane, methyl propyl oxathiane
CAS: 59323-76-1
FEMA: 3578
Molecular formula: C₈H₁₆OS
Molecular weight: 160.28 g/mol
Appearance: Clear, colorless to pale yellow liquid
Density (20 °C): 1.043–1.053 g/ml
Refractive index (20 °C): 1.4590–1.4630
Boiling point: 226.5°C (expected)
Flash point: 74°C
Solubility: Soluble in 95% ethanol in all proportions
Tenacity: Top note

Applications in perfumery:

OXANE is versatile and can be used in various types of fragrances:

• Exotic fruity accords: Ideal for notes of passion fruit, mango, papaya and guava

• Citrus Accords: Strengthens the grapefruit and citrus notes, adding depth and brightness

• Green and aldehydic accords: Gives a green freshness and a distinctive sulphurous nuance

• Floral Accords: In small doses, it enriches the notes of jasmine, rose and lily of the valley, adding a fruity and green dimension

OXANE is often used as a top enhancer, bringing an immediate and lasting impact to the fragrance.

Recommended dosage:

• Typical usage: 0.01% – 0.1% in perfumed compositions

• Maximum usage: Up to 0.5%, depending on the fragrance structure and desired effect

It is recommended to use OXANE in dilution, as its olfactory power is high and can dominate the composition if used in excess.

IFRA: Not specifically regulated; use in accordance with good manufacturing practices

EU Allergens: Contains no declarable allergens according to EU cosmetic regulations