Undecan-4-olide

Chemical properties

GAMMA-UNDECALACTONE is clear colourless liquid

Chemical properties

gamma-Undecalactone has a strong, fruity odor suggestive of peach (particularly on dilution). It has a pungent and sweet flavor also similar to peach.

Occurrence

Reported found in hydrolyzed soy protein, butter, peach, apricot and passion fruit. Also reported found in fresh apple, guava fruit, fresh blackberry, heated butter, heated beef fat, ghee, pork fat, yellow passion fruit juice, cooked scented rice, origanum (Spanish) (Coridothymus cap. (L.) Rchb.), mountain papaya, starfruit, plumcot and chicken fat.

The Uses of Undecan-4-olide

Traditionally, the bark and leaves of the peach tree have been used as an anthelmintic, an expectorant, an astringent, and a diuretic, as well as to treat insomnia, cough, and constipation. In the 1970s, peach pits (Laetrile) were a popular but unproved treatment for cancer in other countries. Topically, peach is used to treat minor skin disorders such as burns, abrasions, blisters, scratches, eczema, psoriasis, and warts.

The Uses of Undecan-4-olide

4-Undecanolide is used in the study of primary mutagenicity screening of food additives used in Japan.

Preparation

By the action of sulfuric acid on undecylenic acid; also prepared starting form castor oil; from octanol-1 plus methylacrylate with di-ter-butylperoxide; from heptylethylene oxide and sodiomalonic ester.

Definition

ChEBI: Xi-gamma-Undecalactone is a lactone.

Aroma threshold values

Detection: 60 ppb

Taste threshold values

Taste characteristics at 30 ppm: fatty, coconut, creamy, vanilla, nutty, macadamia and peach.

General Description

γ-Undecalactone is a volatile flavor constituent found in low-fat ice cream.

Flammability and Explosibility

Not classified