Aroma Chemical Compendium

Citronellal Natural

TIC Code No. C133995


Chemical Name 3,7-Dimethyl-6-octenal
C10H18O
Synonym 2,3-Dihydrocitral
CAS No. 106-23-0 M.W. 154.25

Odor Description
Powerful, fresh, green-citrusy, slightly woody odor.

Occurrence in Nature
Main constituent in oils of citronella, eucalyptus citriodora hook, some citrus oils, grape, tomatoes, nutmeg, and cardamom.

Application Information
Mainly used in citrus-lemongrass type fragrances.

Typical Use Level: Up to 5%

Stability Substantivity
Hypochlorite Bleach Poor Skin Poor
Perborate Powder Detergent Fair Dry Fabric Poor
Liquid Detergent Fair Wet Fabric Poor
Concentrated Fabric Softeners Good Hair Poor
Soaps Good Tenacity on Blotter > 8 Hours
Alcoholic Fine Fragrances Good Diffusivity Diffusive
Toiletry Applications Good    
Antiperspirants Fair    

Typical Physical Properties
Sp. Gr. (15/15) 0.8500-0.8650 Flash Point oC 79 CC
[α]20D 0o to +12o
GC MIN 85% as Citronellal
Appearance Colorless liquid
CLogP 3.264

FEMA/GRAS No. 2307