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terpene
(redirected from Diterpenes)

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
ter·pene  (tûrpn)
n.
Any of various unsaturated hydrocarbons, C10H16, found in essential oils and oleoresins of plants such as conifers and used in organic syntheses.

[Obsolete terp(entine), variant of turpentine + -ene.]

ter·penic adj.
terpe·noid adj. & n.

terpene [ˈtɜːpiːn]
n
(Chemistry / Elements & Compounds) any one of a class of unsaturated hydrocarbons, such as the carotenes, that are found in the essential oils of many plants. Their molecules contain isoprene units and have the general formula (C5H8)n
[terp- from obsolete terpentine turpentine + -ene]
terpenic  adj

terpene  (tûrpn)
Any of a class of hydrocarbons consisting of two or more isoprene (C5H8) units joined together. Simple terpenes are found in the essential oils and resins of plants such as conifers. Turpentine, for example, is such an oil. More complex terpenes include vitamin A, carotenoid pigments (such as lycopene), squalene, and rubber. Terpenes are used in organic synthesis.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.terpene - an unsaturated hydrocarbon obtained from plants
hydrocarbon - an organic compound containing only carbon and hydrogen
limonene - a liquid terpene with a lemon odor; found in lemons and oranges and other essential oils


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It contains the following compounds: * Flavonoids * Biflavonoids * Proanthocyanidins * Trilactonic diterpenes * Trilactonic sequiterpene bilabolids [FIGURE 3 OMITTED] Ginkgo has shown antioxidant, anti-inflammatory, vascular and cognitive-promoting effects.
The in vivo two-stage mouse skin carcinogenesis test revealed that rosin possessed a pronounced anticarcinogenetic effect, and its high activity is due to the synergism of the diterpenes contained in it.
Coffee has many other bioactive compounds such as chlorogenic acids (7-10%) and its roast dependent derivates quinides, caffeic acid) as well as vitamin PP (niacin), melanoidins and diterpenes (cafestol, kaweol) and hundreds of volatiles, which cause its pleasurable smell.
 
 
 
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