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Vitamin E


DATA No : VVE0014 INFORMANT : Fumiko Hirahara

NAME : 2-(4'R,8'R12'-trimethyltridecyl)-2,5,7-trimethylchroman-6-ol

COMMON NAME: 5,7-dimethyltocol
SYMBOL:
FORMULA: MOL.WT (average) :


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:

BOILING POINT:200-220degC/0.05mm

REFRACTIVE INDEX:

OPTICAL ROTATION:

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:292nm, E1%1cm=83.0(ethanol)

IR SPECTRA:3450,2920,1460,1375,1245,1155,1050 and 855 cm-1 (liquid film)

NMR SPECTRA:1H-NMR:6.49,2.59,2.14 and 1.78 ppm

MASS SPECTRA:

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE

CHEMICAL SYNTHESIS
5,7-Dimethyltocol was prepared by the reaction of phytol or isophytol and 2,6-dimethylhydroquinone in the presence of formic acid. (Ref. 0001)
METABOLISM

GENETIC INFORMATION

NOTE

REFERENCES
[0001]
AUTHOR:Kasparek,S.(1980)Chemistry of Tocopherols and Tocotrienols, in Vitamin E, a comprehensive Treasure (Machlin, L.J. ,eds.), PP7-65, Marcel Dekker, INC., New York and Basel
TITLE:
JOURNAL:
VOL: PAGE : - ()
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Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.