Vitamin E is a fat soluble vitamin, it is consisting of two groups tocopherols and tocotrienols.  Vitamin E isomers are (α, β, γ, δ) referring to different position and number of methyl group in chromanol ring structures. Vitamin E is used in food and cosmectic additives as antioxidant.

Nutritional Phytochemical Analytical Laboratory

Vitamin E - Tocopherol

α-Tocopherol

Molecular Weight: 430.70

Molecular Formula:  C29H50O2

CAS Name: (2R)-3,4-Dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-ol

Other Name: (+)-2,5,7,8-tetramethyl-2-(4¢,8¢,12¢-trimethyltridecyl)-6-chromanol

CAS number:  59-02-9

α-Tocopherol Structural Formula

α-Tocopherol - 3D Structural Formula