Description

2,2'-Methylenebis[6-(1-Phenylethyl)-p-Cresol] is a high-performance sterically hindered phenolic antioxidant. This compound matters because it provides exceptional long-term thermal and oxidative stability to polymers and other sensitive materials. It is primarily needed by manufacturers in the polymer, rubber, and lubricant industries to protect their products from degradation and extend service life. Its specific molecular structure offers superior performance in demanding applications.

Application

• Primary antioxidant for polyolefins (PP, PE) and engineering plastics.
• Stabilizer for synthetic rubbers and elastomers to prevent chain scission and crosslinking.
• Additive in hot-melt adhesives and sealants to maintain viscosity and adhesive properties.
• Protective agent in industrial lubricants and greases to inhibit oxidation and sludge formation.
• Stabilizing component in petroleum-derived products like fuels and waxes.
• Intermediate for the synthesis of more complex, high-molecular-weight antioxidants.

Basic Information

Product Name	2,2'-Methylenebis[6-(1-Phenylethyl)-p-Cresol]
CAS No.	26292-69-3
Molecular Formula	C₃₁H₃₂O₂
Molecular Weight	436.59 g/mol
Synonyms	2,2'-Methylenebis(6-(α-methylbenzyl)-p-cresol); Antioxidant 2246-S; AO-2246; Bis[2-hydroxy-3-(1-phenylethyl)-5-methylphenyl]methane; 1,1'-Methylenebis[2-(1-phenylethyl)-4-methyl-6-hydroxybenzene]; Phenol, 2,2'-methylenebis[6-(1-phenylethyl)-4-methyl-]; Lowinox® 22M46; Ethanox® 736
EINECS	247-563-2

Quality Control

Our production of 2,2'-Methylenebis[6-(1-Phenylethyl)-p-Cresol] adheres to a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for polymer stabilization. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is provided with each shipment and is available upon request.

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 product is easily oxidized; for long-term storage, consider an inert atmosphere (nitrogen blanket) to maintain optimal efficacy. 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	120 - 125 °C
Loss on Drying	≤ 0.5 %
Ash Content	≤ 0.1 %

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