Floral 3(1)

Geraniol

Geraniol is a monoterpene alcohol naturally found in rose oil, geranium oil, and lemongrass oil. Known for its soft rose scent and fresh fruity notes, it is an indispensable core molecule in modern perfumery. Due to its elegant and bright characteristics, it is commonly used in floral, citrus, and fruity perfumes, and is also widely used in the cosmetics, food, and pharmaceutical industries.

Type

Floral

The main fragrance is floral, with a slight fruity note.

Basic Information

English NameGeraniol
Common Industry NamesGeraniol, Geraniol
Chemical CategoryMonoterpenoid Alcohols
Molecular FormulaC10H18O
Molecular Weight154.25 g/mol
CAS Number106-24-1
AppearanceColorless to pale yellow liquid
Natural SourcesRose oil, geranium oil, lemongrass oil, etc.
Synthetic MethodsNatural extraction or chemical synthesis (isoprene pathway)

Technical Data

Boiling Point 229 °C
Flash Point 107 °C
Refractive Index (20 °C) 1.474–1.478
Density (20 °C) 0.878–0.885 g/cm³
Solubility Insoluble in water, soluble in ethanol and most organic solvents
Stability Easily oxidized in light and air; should be stored in a light-protected, sealed container.

Chemical Structure

C10H18O

Aroma Characteristics

Aroma Characteristics A sweet and soft rose scent, accompanied by subtle hints of citrus and fruity freshness.
Fragrance Notes Middle to Top Notes
Common Pairings Rose, Orange Blossom, Jasmine, Ylang-ylang, Lemon, Bergamot
Applications High-end perfumes, personal care products (lotions, soaps), food and beverages (flavorings), pharmaceuticals (antibacterial/insect repellent effects)

Compliance Information

IFRA Guidelines Permit its use, but concentration limits should be observed for sensitive skin.
Stability Easily oxidized; should be used in conjunction with antioxidants (such as BHT).
Allergy Risk Oxidation products may trigger skin sensitization reactions.

Application Highlights

  • Plays a central role in the rose base of floral perfumes.
  • Adds a fresh fruity layer when combined with citrus notes.
  • Widely used in skincare and haircare products, providing a natural floral scent experience.
  • Studied to possess antibacterial and insect-repellent activities, and is used in daily chemical and health products.