Description

4-Methyl-2,5-Bis(α-Methylbenzyl)Phenol is a sterically hindered phenolic compound characterized by its unique molecular architecture. This structure is significant as it provides excellent performance as an antioxidant and stabilizer in various polymer systems. It is primarily needed by manufacturers in the plastics, rubber, and specialty chemical industries seeking to enhance the thermal and oxidative stability of their products.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant and processing stabilizer for polyolefins (e.g., PP, PE), engineering plastics, and synthetic rubbers to prevent thermal degradation during manufacturing and extend product lifespan.
• Lubricant & Fuel Additive: Used as an antioxidant additive in industrial lubricants, greases, and fuels to inhibit oxidation, reduce sludge formation, and maintain viscosity.
• Adhesive & Sealant Formulation: Incorporated into hot-melt adhesives, sealants, and other polymer-based formulations to prevent premature cross-linking and maintain consistency.
• Intermediate for Specialty Chemicals: Serves as a key building block (intermediate) in the synthesis of more complex antioxidants, UV stabilizers, and other performance chemicals.
• Elastomer Production: Protects synthetic elastomers like SBR and NBR from oxidative aging, preserving their mechanical properties and elasticity.

Basic Information

Product Name	4-Methyl-2,5-Bis(α-Methylbenzyl)Phenol
CAS No.	108959-38-2
Molecular Formula	C24H26O
Molecular Weight	330.46 g/mol
Synonyms	4-Methyl-2,5-bis(α-methylbenzyl)phenol; 2,5-Bis(α-methylbenzyl)-4-methylphenol; Phenol, 4-methyl-2,5-bis[(1-phenylethyl)]-; Antioxidant 4M2BMP; Bis(α-methylbenzyl)phenol derivative; 2,5-Bis(1-phenylethyl)-4-methylphenol; 4-Methyl-2,5-di(1-phenylethyl)phenol
EINECS	Contact for details

Quality Control

Our production of 4-Methyl-2,5-Bis(α-Methylbenzyl)Phenol adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed 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, sparks, and open flame. 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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	115 - 125 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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