Description

2,4,6-Tris(1-Methyl-1-Phenylethyl)Phenol is a sterically hindered phenolic compound, valued for its role as a high-performance antioxidant and stabilizer in polymer systems. Its unique molecular structure provides excellent resistance to thermal and oxidative degradation, extending the service life of sensitive materials. This product is essential for manufacturers in the polymer, specialty chemical, and lubricant industries seeking to enhance product durability and performance under demanding conditions.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant in polyolefins (e.g., polyethylene, polypropylene), engineering plastics, and synthetic rubbers to prevent thermal-oxidative degradation during processing and end-use.
• Lubricant & Fuel Additive: Used as an antioxidant additive in synthetic lubricants, greases, and industrial oils to inhibit sludge formation and viscosity increase, thereby extending oil life.
• Adhesive & Sealant Formulations: Enhances the shelf-life and thermal stability of hot-melt adhesives, epoxy resins, and polyurethane systems.
• Specialty Chemical Intermediate: Serves as a key building block in the synthesis of more complex hindered phenol antioxidants and other specialty chemicals.
• Elastomer Protection: Protects synthetic elastomers like SBR and NBR from premature aging caused by heat and oxygen exposure.

Basic Information

Item	Detail
Product Name	2,4,6-Tris(1-Methyl-1-Phenylethyl)Phenol
CAS No.	30748-85-7
Molecular Formula	C33H36O
Molecular Weight	448.64 g/mol
Synonyms	2,4,6-Tris(α,α-dimethylbenzyl)phenol; Phenol, 2,4,6-tris(1-methyl-1-phenylethyl)-; Tris(1-methyl-1-phenylethyl)phenol; 2,4,6-Tris(1-phenylethyl)phenol (related); Antioxidant AO-3 (common industry name); Hindered phenolic antioxidant; Tris(α-methyl-α-phenylbenzyl)phenol; AO-3
EINECS	Contact for details

Quality Control

Our production of 2,4,6-Tris(1-Methyl-1-Phenylethyl)Phenol adheres to stringent quality management protocols. Every batch is analyzed using advanced techniques like HPLC and GC to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 105 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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