Description

3-Methyl-2,4-Bis(α-Methylbenzyl)Phenol is a specialized phenolic compound belonging to the class of hindered phenols, valued for its antioxidant and stabilizing properties. This chemical is a critical performance additive in polymer and synthetic material manufacturing, where it prevents thermal and oxidative degradation. It is primarily needed by industries focused on high-performance plastics, synthetic rubbers, and specialty chemical synthesis to enhance product longevity and stability under demanding conditions.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., polyethylene, polypropylene).
• Thermal stabilizer for synthetic rubbers and elastomers to prevent chain scission.
• Additive in lubricants and greases to inhibit oxidation and extend service life.
• Intermediate in the synthesis of more complex hindered phenol antioxidants.
• Stabilizing agent for adhesives and sealants to improve shelf-life and performance.
• Component in fuel and oil additives to control gum and deposit formation.

Basic Information

Product Name	3-Methyl-2,4-Bis(α-Methylbenzyl)Phenol
CAS No.	108959-43-9
Molecular Formula	C24H26O
Molecular Weight	330.47 g/mol
Synonyms	2,4-Bis(α-Methylbenzyl)-3-methylphenol; 3-Methyl-2,4-bis(1-phenylethyl)phenol; Phenol, 3-methyl-2,4-bis[(1-methyl-1-phenylethyl)]-; Antioxidant 3M24B; Hindered Phenol Antioxidant; Bis(α-methylbenzyl)-cresol; 2,4-Bis(1-phenylethyl)-3-methylphenol
EINECS	Contact for details

Quality Control

Our production of 3-Methyl-2,4-Bis(α-Methylbenzyl)Phenol adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and impurity identification, to ensure it meets precise customer and industry specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	115 - 120 °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.