Description
Undecanolactone has a sweet, fruity, milky, creamy, buttery, estery, waxy, coconut aroma and taste. It is the key ingredient for the special flavor of natural cream and can be used for flavoring soft drinks, candy, margarine, ice cream, cold and baked goods, etc.
Chemical Properties
Colorless to light-yellow liquid; peachlike
odor. Soluble in 4–5 volumes of 60% alcohol; soluble
in benzyl alcohol, benzyl benzoate, and most fixed
oils. Combustible.
Chemical Properties
Δ-Undecalactone has a creamy, peach-like aroma.
Occurrence
Reported found in coconut flavor, melon, blackberry, blueberry, heated butter, milk, milk powder, cream,
coconut meat and starfruit.
Definition
ChEBI: 6-Hexyltetrahydro-2H-pyran-2-one is a delta-lactone.
Preparation
By intramolecular Cannizzaro-type rearrangement of 2-hexylglutaraldehyde.
Aroma threshold values
Detection: 150 ppb
Taste threshold values
Taste characteristics at 10 ppm: creamy, coconut, milky, creamy, lactonic and butter fat with a waxy, fruity
nuance.
General Description
Undecanoic δ-lactone has been found to be best substarte for good substrates for lactonase from Sulfolobus islandicus (SisLac).
Biochem/physiol Actions
Taste at 10 ppm
