6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid

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Structural formula
Structure of 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid
Structural formula without stereochemistry
General
Surname 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid
other names
  • Trolox
  • (±) -6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid
  • ( RS ) -6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid
Molecular formula C 14 H 18 O 4
Brief description

white to beige powder

External identifiers / databases
CAS number
  • 53188-07-1
  • 56305-04-5
EC number 258-422-8
ECHA InfoCard 100.053.094
PubChem 40634
ChemSpider 37117
Wikidata Q245489
properties
Molar mass 250.29 g mol −1
Physical state

firmly

Melting point

187-194 ° C

solubility

soluble in water

safety instructions
GHS labeling of hazardous substances
07 - Warning

Caution

H and P phrases H: 315-319-335
P: 261-305 + 351 + 338
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

  1. a b c Trolox data sheet at Acros, accessed on February 3, 2018.
  2. a b Data sheet (±) -6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid from Sigma-Aldrich , accessed on February 3, 2018 ( PDF ).
  3. J Am Oil Chem Soc ., 1974, 51, p. 200.
  4. J Am Oil Chem Soc ., 1975, 52, p. 174.
  5. Food Technol ., Nov. 1975, p. 46.