Description
Geranyl butyrate has a characteristic fresh, fruity, rose-like odor
and sweet apricot-like taste. Geranyl butyrate is synthesized by
heating geraniol and butyryl chloride in the presence of pyridine,
or from geraniol and butyric anhydride in the presence of camphor
sulfonic acid.
Chemical Properties
Colorless liquid; rose-like odor. Insoluble in
water and glycerol; soluble in alcohol, ether. Occurs
in several essential oils. Combustible.
Chemical Properties
Geranyl butyrate has a characteristic fresh, fruity, rose-like odor and sweet apricot-like taste.
Occurrence
Reported found in the essential oil of Darwinia grandifora; it has been identifed in lavender oil and in other essential oils Also reported found in citrus peel oils, celery leaves and stalks, tomato, thymus, passion fruit, mango, Calfornia pepper and babaco fruit (Carica pentagona Heilborn)
Preparation
By heating geraniol and butyryl chloride in the presence of pyridine, or from geraniol and butyric anhydride in the pres- ence of camphor sulfonic acid.
Taste threshold values
Taste characteristics at 5 ppm: sweet, fruity, green, slightly foral with a lingering tropical fruity aftertaste.
General Description
Geranyl butyrate is one of the key esters that may be contributing to the characteristic flavor of jamun fruit. It also occurs in tomato juice and tomato-based dried products.
Flammability and Explosibility
Notclassified
