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(E)-Geranyl acetone

(5E)-6,10-Dimethyl-5,9-undecadien-2-one

trans-Geranylacetone · α,β-Dihydropseudoionone

Aliphatic monoterpenoid alkene ketone · C₁₃H₂₂O

Chemical structure of (E)-Geranyl acetone
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
3796-70-1
Molecular formula
C₁₃H₂₂O
Molecular weight
194.31 g/mol
Aroma
Light green-floral, with magnolia and leafy facets, soft.

Safety

Low concern · Safe at standard use

(E)-Geranyl acetone is a monoterpenoid ketone occurring at low levels in a few essential oils.

Skin. Applied undiluted to rabbit skin, it was moderately irritating. A 10 percent patch test on 22 volunteers produced neither irritation nor sensitization.

Oral and dermal. Acute oral LD50 in rats and acute dermal LD50 in rabbits both exceed 5 g/kg.

Usage guidelines

Concern level
Low
Oils with high content
Cascarilla up to 2.2 percent

Found in essential oils

Principal sources
Cascarillatr – 2.2 %

Notes

(E)-Geranyl acetone is a base note for magnolia and green-floral accords in perfumery, produced synthetically at large scale.