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beta-tocopherol


Name(s) beta-tocopherol
Scientific name(s) 16698-35-4; d-beta-tocopherol; (r)-2,5,8-trimethyl-2-((4r,8r)-4,8,12-trimethyltridecyl)chroman-6-ol; .beta.-tocopherol; unii-9u6a490501; 5,8-dimethyltocol
Formula C28H48O2
Molecular mass 416.7
IUPAC name (2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol
INCHI InChI=1S/C28H48O2/c1-20(2)11-8-12-21(3)13-9-14-22(4)15-10-17-28(7)18-16-25-24(6)26(29)19-23(5)27(25)30-28/h19-22,29H,8-18H2,1-7H3
SMILE CC(C)CCCC(C)CCCC(C)CCCC1(C)CCC2=C(C)C(O)=CC(C)=C2O1
CAS ID 148-03-8
PubChem ID 6857447
DrugBank ID Not available
CHEBI ID 22855
Description Isolated from vegetable sources, e.g. spinach chloroplasts (Spinacia oleracea), soybean oil, corn oil and wheat germ. Antioxidant. Member of Vitamin E group Beta-tocopherol is an antioxidant which is synthesized by photosynthetic organisms and play important roles in human and animal nutrition. betatocopherols can be oxidized in dry CH2Cl2 or CH3CN by one electron to form cation radicals that deprotonate to form the neutral phenoxyl radicals, which are then immediately further oxidized by one electron to the phenoxonium cations (an ECE electrochemical mechanism, where E signifies an electron transfer and C represents a chemical step, with the electrochemical mechanism having been determined by in situ spectroscopic analysis).The phenoxonium cation of beta-tocopherol is stable for several minutes. (PMID: 16771430); beta-Tocopherol (?-tocopherol) is a type of tocopherol with formula C28H48O2. beta-Tocopherol is found in many foods, some of which are carrot, curry powder, hot chocolate, and arepa.