β-Tocopherol

Inquiry

For Research Use Only.

Category

Phenols

Cat.No.

NP4624

CAS

148-03-8

Product Name

β-Tocopherol

Structure

Product Details

Description

β-Tocopherol is a natural phenolic compound found in several plants. β-Tocopherol biologically actives less than α-Tocopherol. An impurity of vitamin E.

Synonyms

2H-1-Benzopyran-6-ol, 3,4-dihydro-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-, (2R)-rel-; 2H-1-Benzopyran-6-ol, 3,4-dihydro-2,5,8-trimethyl-2-(4,8,12-trimethyltridecyl)-, [2R*(4R*,8R*)]-; 6-Chromanol, 2,5,8-trimethyl-2-(4,8,12-trimethyltridecyl)-; rel-(2R)-3,4-Dihydro-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-ol; 2,5,8-Trimethyl-2-(4,8,12-trimethyltridecyl)-6-chromanol; 5,8-Dimethyltocol; DL-β-Tocopherol; Cumotocopherol; dl-β-Tocopherol; Neotocopherol; p-Xylotocopherol; b-Tocopherol (Racemic Mixture)

IUPAC Name

rel-(2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol

Molecular Weight

416.68

Molecular Formula

C28H48O2

Canonical SMILES

OC=1C=C(C=2OC(C)(CCC2C1C)CCCC(C)CCCC(C)CCCC(C)C)C

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/t21-,22-,28-/s2

InChIKey

WGVKWNUPNGFDFJ-JMNLKBODNA-N

Boiling Point

205°C

Melting Point

<25°C

Flash Point

-23 °C

Purity

>96%

Density

0.933±0.06 g/cm3

Solubility

Soluble in Chloroform (Slightly), Hexane (Slightly), Methanol (Slightly)

Appearance

Colourless to Beige Oily Matter

Application

Vitamins

Storage

Store at -20°C

Color

Colourless to Yellow

EINECS

205-708-5

Form

Oil

Hazard Class

F,Xn,N

MDL

MFCD00036171

pKa

11.05±0.40(Predicted)

Refractive Index

1.4480 (estimate)

RIDADR

UN1208 3/PG 2

Risk Statements

11-38-48/20-51/53-62-67-65

Safety Statements

36/37-61-62-16

Uses

One of the naturally occurring forms of Vitamin E. Is biologically less active than α-Tocopherol. This is the racemic mixture of all stereoisomers.

WGK Germany

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