Description

5-Methyl-2,4-Bis(α-Methylbenzyl)Phenol is a sterically hindered phenolic compound. It serves as a versatile intermediate and a high-performance antioxidant, offering excellent stability and protection against oxidative degradation. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance the longevity and performance of their materials.

Application

• Polymer Stabilizer: Acts as a primary antioxidant in plastics and synthetic rubbers to prevent thermal and oxidative degradation during processing and service life.
• Lubricant Additive: Used in industrial oils and greases to inhibit oxidation, reduce sludge formation, and extend operational lifespan.
• Chemical Intermediate: Serves as a key building block for the synthesis of more complex antioxidants and specialty chemicals.
• Adhesive & Sealant Formulations: Enhances the aging resistance and durability of high-performance adhesives and sealants.
• Fuel & Petrochemical Additive: Provides antioxidant properties to stabilize fuels and various petrochemical streams.
• Elastomer Production: Protects synthetic elastomers like SBR, NBR, and EPDM from premature aging and cracking.

Basic Information

Product Name	5-Methyl-2,4-Bis(α-Methylbenzyl)Phenol
CAS No.	108959-42-8
Molecular Formula	C24H26O
Molecular Weight	330.46 g/mol
Synonyms	2,4-Bis(α-methylbenzyl)-5-methylphenol; Phenol, 5-methyl-2,4-bis[(1-phenylethyl)]-; 5-Methyl-2,4-bis(1-phenylethyl)phenol; Antioxidant 2246-S; Bis(α-methylbenzyl)phenol derivative; 2,4-Bis(1-phenylethyl)-5-methylphenol; 5-Methyl-2,4-di(1-phenylethyl)phenol
EINECS	Contact for details

Quality Control

Our 5-Methyl-2,4-Bis(α-Methylbenzyl)Phenol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing key parameters such as assay, melting point, and impurity profiles to guarantee consistency and reliability for your industrial processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen blanket). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	115°C - 120°C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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