Description

4-(4-Hydroxy-2,3,5,6-Tetramethylbenzyl)-2,6-Dimethylphenol is a hindered phenolic compound valued for its antioxidant properties. This chemical is critical for preventing oxidative degradation in sensitive materials, thereby extending product shelf life and maintaining performance integrity. It is primarily utilized by formulators and manufacturers in the polymer, lubricant, and specialty chemical industries seeking high-performance stabilization solutions.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., polyethylene, polypropylene) to prevent thermal and oxidative degradation during processing and service life.
• Additive in lubricating oils, greases, and synthetic fluids to inhibit oxidation and sludge formation, enhancing operational stability.
• Stabilizing agent for adhesives, sealants, and elastomers to protect against aging and maintain elasticity and adhesion properties.
• Intermediate in the synthesis of more complex hindered phenol antioxidants and light stabilizers for advanced polymer systems.
• Protective additive in fuels and hydrocarbon-based fluids to prevent gum formation and oxidative breakdown.
• Component in specialty coatings and inks where long-term color stability and material integrity are required.

Basic Information

Product Name	4-(4-Hydroxy-2,3,5,6-Tetramethylbenzyl)-2,6-Dimethylphenol
CAS No.	29366-01-6
Molecular Formula	C19H24O2
Molecular Weight	284.39 g/mol
Synonyms	2,6-Dimethyl-4-(2,3,5,6-tetramethyl-4-hydroxybenzyl)phenol; Phenol, 4-[(4-hydroxy-2,3,5,6-tetramethylphenyl)methyl]-2,6-dimethyl-; Antioxidant 1790; AO-1790; 4-Hydroxy-3,5-dimethylbenzyl-2,3,5,6-tetramethylphenol; 1,3-Dimethyl-5-hydroxy-2,4,6-trimethylbenzylbenzene; Tetramethylhydroxybenzyl Dimethylphenol; Bis(3,5-dimethyl-4-hydroxyphenyl)methane derivative
EINECS	Contact for details

Quality Control

Our production of 4-(4-Hydroxy-2,3,5,6-Tetramethylbenzyl)-2,6-Dimethylphenol adheres to stringent quality management protocols. Every batch is analyzed to ensure it meets precise chemical and physical specifications, with a focus on high purity and consistent antioxidant performance. A comprehensive Certificate of Analysis (COA) detailing assay, purity, and impurity profiles is provided with each shipment to guarantee supply reliability and product consistency for your formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its nature as an easily oxidized compound, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation of quality. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.