ionone

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i·o·none

(ī'ō-nōn),
One of two cyclic terpene ketones with an odor of violets or cedar wood, the α and β varieties of which differ in the location of the double bond in the ring: provitamins A and vitamin A have ionone configuration in the ring portion; α-carotene contains one α- and one β-ionone moieties, β-carotene contains two β-ionone moieties, and γ-carotene contains one β-ionone moiety.

io·none

(ī'ō-nōn)
One of two cyclic terpene ketones with an odor of violets or cedar wood.
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References in periodicals archive ?
The key aroma active compounds which were caused by, or which increased after, exposing vitamin A and D premixes to fluorescent light and LEDs were: 2-butenyl palmitate, beta-ionone, beta-damascone, hexanal and heptanal.
Exposure to light may influence generation of off-flavors in fluid milk
The panelists found Garden Gem juice contained significantly higher sweet fruity-related aroma compounds, including: 6-methyl-5-hepten-2-one (684 parts per billion), linalool (34 ppb) and beta-ionone (1 ppb).
No fruity and sweet-related beta-ionone was detected in the commercial and Roma juices.
Flavor-profiling tomato juice

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