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Trolox

CAS No.
53188-07-1
Chemical Name:
Trolox
Synonyms
TROLOX;(+/-)-6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMANE-2-CARBOXYLIC ACID;troloxc;TROLOX(R);trolox tm;238813-1G;TROLOXTM C;Trolox(R),97%;Trolox, 97% 1GR;Trolox, 97% 5GR
CBNumber:
CB7188583
Molecular Formula:
C14H18O4
Molecular Weight:
250.29
MDL Number:
MFCD00006846
MOL File:
53188-07-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-08-26 06:30:16

Trolox Properties

Melting point 187-189 °C (lit.)
Boiling point 313.42°C (rough estimate)
Density 1.0616 (rough estimate)
refractive index 1.4970 (estimate)
storage temp. 2-8°C
solubility Soluble in DMSO (up to 25 mg/ml) or in Ethanol (up to 25 mg/ml). Also soluble in Water at alkalinepH.
form Crystalline Powder
pka 3.35±0.20(Predicted)
color White to faintly beige
Water Solubility water: 0.5mg/mL (slightly soluble)
ethanol: 150mg/mL
methanol: soluble
BRN 1384051
Stability Stable for 1 year from date of purchase as supplied. Solutions in DMSO or ethanol may be stored at -20° for up to 1 month.
Cosmetics Ingredients Functions SKIN CONDITIONING
InChI InChI=1S/C14H18O4/c1-7-8(2)12-10(9(3)11(7)15)5-6-14(4,18-12)13(16)17/h15H,5-6H2,1-4H3,(H,16,17)
InChIKey GLEVLJDDWXEYCO-UHFFFAOYSA-N
SMILES C1(C)(C(O)=O)OC2=C(C)C(C)=C(O)C(C)=C2CC1
CAS DataBase Reference 53188-07-1(CAS DataBase Reference)
FDA UNII S18UL9710X
EPA Substance Registry System 3,4-Dihydro-6-hydroxy-2,5,7,8-tetramethyl-2H-1-benzopyran-2-carboxylic acid (53188-07-1)
UNSPSC Code 12352205
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  2
RTECS  DJ2273000
TSCA  TSCA listed
HS Code  29339900
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
NFPA 704
0
2 0

Trolox price More Price(74)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 238813 (±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid 97% 53188-07-1 1g $85.7 2026-04-30 Buy
Sigma-Aldrich 238813 (±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid 97% 53188-07-1 5g $213 2026-04-30 Buy
TCI Chemical H0726 6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic Acid >98.0%(GC)(T) 53188-07-1 1g $67 2026-04-30 Buy
TCI Chemical H0726 6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic Acid >98.0%(GC)(T) 53188-07-1 5g $193 2026-04-30 Buy
Cayman Chemical 10011659 Trolox ≥98% 53188-07-1 250mg $43 2026-04-30 Buy
Product number Packaging Price Buy
238813 1g $85.7 Buy
238813 5g $213 Buy
H0726 1g $67 Buy
H0726 5g $193 Buy
10011659 250mg $43 Buy

Trolox Chemical Properties,Uses,Production

Description

Trolox (53188-07-1) is a water soluble derivative of vitamin E. Displays antioxidant and radical scavenging activities.1 Prevents lipid peroxidation induced by CYP2E1 in Hep G2 cells.2 Trolox inhibits peroxynitrite-mediated oxidative stress and apoptosis in rat thymocytes.3

Chemical Properties

white to fainly beige crystalline powder

Uses

An antioxidant derived from water-soluble vitamin E

Uses

Trolox is a Vitamin E analog that also maintains the antioxidant capabilities which Vitamin E shows. Neuroprotective product.

Definition

ChEBI: A chromanol that is 6-hydroxychromane which is substituted by a carboxy group at position 2 and by methyl groups at positions 2, 5, 7, and 8. A cell-permeable, water-soluble analogue of vitamin E, it is used as a standard for measuring the antioxidant capa ity of complex mixtures.

Application

Trolox is a cell-permeable, water-soluble derivative of vitamin E with potent antioxidant properties. lt is commonly used as a standard or positive control in antioxidant assays.  In addition, trolox is used to assessthe role of oxidative injury in processes like neuronal cell death and aging.  It is effective as adjunctivetherapy in the treatment of certain cancers.

General Description

(±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid (Trolox) exhibits radical scavenging and antioxidant activities.

Mechanism of action

Trolox can protect against oxidative stress, genotoxicity and inflammation induced by CS through ROS scavenging mechanism, and serve as a potential antioxidant prevention strategy against oxidative injury of ATII cells in CS-related lung diseases.

Synthesis

2H-1-Benzopyran-2-carboxylic acid, 3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl-, methyl ester

86646-83-5

6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID

56305-04-5

Example 7: Synthesis of 6-hydroxy-2,5,7,8-tetramethylbenzodihydropyran-2-carboxylic acid The 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid ester (137.3 kg) obtained in Example 6 was dissolved in methanol (137.3 kg) in a 2000 L reactor equipped with a glass liner. Subsequently, a solution containing water (411 kg) and sodium hydroxide (27 kg) was slowly added dropwise to the reaction mixture over a period of 2 hours and the hydrolysis reaction was carried out at 80 °C for 2 hours. After completion of the reaction, the hydrolysis mixture was neutralized with a solution of potassium bisulfate (91.9 kg) dissolved in water (411.9 kg) at 80 °C for 2 hours. The reaction mixture was separated by centrifugation and the obtained crystals were collected and dried using a conical dryer to finally obtain 6-hydroxy-2,5,7,8-tetramethylbenzodihydropyran-2-carboxylic acid (130.2 kg) in white powder form. The reaction score based on 6-hydroxy-2,3,5-trimethylbenzene and the results of high performance liquid chromatography (HPLC) analysis were as follows: Conversion yield: 99.9% Separation yield: 99.3% Chemical purity: 99.6%

storage

Store at +4°C

References

[1] KENNETH D. MASSEY  Karen P B. Free radical damage in neonatal rat cardiac myocyte cultures: Effects of α-tocopherol, trolox, and phytol[J]. Free Radical Biology and Medicine, 1990, 8 5: Pages 449-458. DOI:10.1016/0891-5849(90)90058-q
[2] Q CHEN A I C. Cytotoxicity and apoptosis produced by cytochrome P450 2E1 in Hep G2 cells.[J]. Molecular Pharmacology, 1998, 53 4: 638-648. DOI:10.1124/mol.53.4.638
[3] MARIA G. SALGO  William A P. Trolox Inhibits Peroxynitrite-Mediated Oxidative Stress and Apoptosis in Rat Thymocytes[J]. Archives of biochemistry and biophysics, 1996, 333 2: Pages 482-488. DOI:10.1006/abbi.1996.0418

86646-83-5
53188-07-1
Synthesis of Trolox from 2H-1-Benzopyran-2-carboxylic acid, 3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl-, methyl ester
Global( 389)Suppliers
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View Lastest Price from Trolox manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Trolox pictures 2026-08-26 Trolox
53188-07-1
$42.00 99.89% 10g TargetMol Chemicals Inc.
6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic?acid pictures 2025-11-19 6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic?acid
53188-07-1
$1490.00 98 5000 Kg R&D Scientific Inc.
6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID pictures 2025-06-27 6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID
53188-07-1
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
  • Trolox pictures
  • Trolox
    53188-07-1
  • $42.00
  • 99.89%
  • TargetMol Chemicals Inc.

Trolox Spectrum

3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl-2h-1-benzopyran-2-carboxylicaci troloxc 6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID TROLOX(R) TROLOXTM C TIMTEC-BB SBB005933 trolox tm (+/-)-6-HYDROXY-2,5,7,8-TETRAMETHYL-CHRO M.-2-CARBOXYL.AC rac-2,5,7,8-Tetramethyl-6-hydroxychroman-2α*-carboxylic acid 3,4-Dihydro-6-hydroxy-2,5,7,8-tetramethyl-2H-1-benzopyran-2-carboxylic acid Trolox(R),97% Trolox, 97% 1GR Trolox, 97% 5GR 6-hydroxy-2,5,7,8-tetraMethychroMan-2-caboxylic acid (Trolox) (+/-)-6-Hydroxy-2,5,7,8-tetraMethylchroMane-2-carboxylic acid 97% 6-Hydroxy-2,5,7,8-tetramethylchroman-2-carboxylicAcid> Trolox Standard 2H-1-Benzopyran-2-carboxylic acid, 3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl- 6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID ISO 9001:2015 REACH 53188-07-1 6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOXYLIC ACID 6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydrochromene-2-carboxylic acid TROLOX Ferroptosis,Inhibitor,Apoptosis,Reactive Oxygen Species,inhibit,Trolox Trolox, Antioxidant vitamin E derivative (±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid Dimethyl quinol acrylate 238813-1G 6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMAN-2-CARBOX (+/-)-6-HYDROXY-2,5,7,8-TETRAMETHYLCHROMANE-2-CARBOXYLIC ACID (±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid ≥98% 53188-07-1 3188-07-1 Heterocyclic Building Blocks Building Blocks Benzopyrans