Tetraterpene
Tetraterpenes are terpenes consisting of eight isoprene units and have the molecular formula C40H64.[1] Tetraterpenoids (carotenoids) are tetraterpenes that have been modified by chemical transformations such as oxidation or cyclization.
Tetraterpenes include:
Biologically important tetraterpenoids include:
- Carotenes and carotenoids, such as the acyclic lycopene, the monocyclic γ-carotene, and the bicyclic α- and β-carotenes
- Xanthophylls, pigments distributed widely in nature
References
- ↑ Tetraterpenes, TheFreeDictionary
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