6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid
Structural formula | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Structural formula without stereochemistry | |||||||||||||||||||
General | |||||||||||||||||||
Surname | 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid | ||||||||||||||||||
other names |
|
||||||||||||||||||
Molecular formula | C 14 H 18 O 4 | ||||||||||||||||||
Brief description |
white to beige powder |
||||||||||||||||||
External identifiers / databases | |||||||||||||||||||
|
|||||||||||||||||||
properties | |||||||||||||||||||
Molar mass | 250.29 g mol −1 | ||||||||||||||||||
Physical state |
firmly |
||||||||||||||||||
Melting point |
187-194 ° C |
||||||||||||||||||
solubility |
soluble in water |
||||||||||||||||||
safety instructions | |||||||||||||||||||
|
|||||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Trolox is a water soluble vitamin-E - derivative having the chemical name 6-hydroxy-2,5,7,8-tetramethylchroman-carboxylic acid 2- . The compound has a center of chirality on the C2 carbon atom.
use
Due to its pronounced antioxidant activity, Trolox is used as a reference substance when determining the antioxidant capacity of a sample ( TEAC test ).
Individual evidence
- ↑ a b c Trolox data sheet at Acros, accessed on February 3, 2018.
- ↑ a b Data sheet (±) -6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid from Sigma-Aldrich , accessed on February 3, 2018 ( PDF ).
- ↑ J Am Oil Chem Soc ., 1974, 51, p. 200.
- ↑ J Am Oil Chem Soc ., 1975, 52, p. 174.
- ↑ Food Technol ., Nov. 1975, p. 46.