CAS No. 53188-07-1

Batch: Purity:99.98
Trolox Chemical Structure
Chemical Structure
Check the Trolox product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydrochromene-2-carboxylic acid
CAS Number 53188-07-1
Molecular Formula

C14H18O4

Molecular Weight (MW) 250.29
SMILES CC1=C(C2=C(CCC(O2)(C)C(=O)O)C(=C1O)C)C
InChIKey GLEVLJDDWXEYCO-UHFFFAOYSA-N

Ordering Information

Biological Activity

Trolox is a cell-permeable, water-soluble derivative of vitamin E that functions as a potent antioxidant and free radical scavenger. It effectively scavenges reactive oxygen species (ROS) and mitigates oxidative stress in cellular systems. By suppressing lipid peroxidation and neutralizing intracellular ROS, Trolox inhibits oxidative stress-induced apoptosis and protects cells from oxidative damage across various cellular models. [1]

Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 50 mg/mL (199.76 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 50 mg/mL
Water Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).

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Note: Technical data last updated: Sep 1, 2026.