nootkatone
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English[edit]
Etymology[edit]
Pronunciation[edit]
Noun[edit]
nootkatone (usually uncountable, plural nootkatones)
- (organic chemistry) An aromatic organic compound that contributes to the smell and flavour of grapefruit, and is both a sesquiterpene and a ketone.
- 1967, Canning Trade, Volume 89, Issue 1 − Volume 90, Issue 26, page 458:
- A series of taste tests compared natural nootkatone with 2 synthetic nootkatones, one more highly purified than the other.
- 1973, Chemoreception Abstracts, volume 1, page 25:
- Significant differences, both in odor strength and in odor character, have been found between all enantiomeric pairs and are particularly large for the nootkatones.
- 1999, Joe Schwarcz, Radar, Hula Hoops, and Playful Pigs, unnumbered page:
- One of the main flavor compounds in grapefruit is nootkatone, which is found in the fruit in very small amounts and is hard to extract.
- 1972, Walton B. Sinclair, The Grapefruit: Its Composition, Physiology, and Products, page 252:
- A constituent which corresponded to an unidentified GLC (gas-liquid chromatographic) peak in cold-pressed grapefruit oil was isolated and identified as nootkatone (figure 71).
- 2010, Milind Ladaniya, Citrus Fruit: Biology, Technology and Evaluation, page 176:
- The sesquiterpene ketone, nootkatone, which gives the characteristic aroma to grapefruit, has the same skeleton as valencene, the major sesquiterpene of oranges (Macleod, 1965).