CHEBI:33234 - vitamin E

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ChEBI Name vitamin E
ChEBI ID CHEBI:33234
Definition Any member of a group of fat-soluble chromanols that exhibit biological activity against vitamin E deficiency. The vitamers in this class consists of a chroman-6-ol core which is substituted at position 2 by a methyl group and (also at position 2) either a saturated or a triply-unsaturated hydrocarbon chain consisting of three isoprenoid units. The major function of vitamin E is to act as a natural antioxidant by scavenging free radicals and molecular oxygen.
Stars This entity has been manually annotated by the ChEBI Team.
Roles Classification
Chemical Role(s): antioxidant
A substance that opposes oxidation or inhibits reactions brought about by dioxygen or peroxides.
Biological Role(s): fat-soluble vitamin (role)
Any vitamin that dissolves in fats and are stored in body tissues. Unlike the water-soluble vitamins, they are stored in the body for long periods of time and generally pose a greater risk for toxicity when consumed in excess.
Related Structures
vitamin E is a Structural Derivative of
chroman-6-ol
Mass : 150.17450
Formula : C9H10O2
78631
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