Description

2,6-Bis[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenol is a high-purity phenolic antioxidant and key chemical intermediate. This compound is valued for its ability to inhibit oxidative degradation and act as a versatile building block in advanced synthesis. It is primarily required by manufacturers in the polymer, specialty chemical, and pharmaceutical industries for applications demanding high-performance stabilization and precise molecular architecture.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant in plastics, synthetic rubbers, and elastomers to prevent thermal and oxidative degradation during processing and service life.
• Chemical Intermediate: Serves as a crucial building block for synthesizing more complex antioxidants, UV stabilizers, and specialty phenolic resins.
• Lubricant & Fuel Additive: Used as an antioxidant additive in industrial lubricants, greases, and fuels to enhance stability and prolong shelf life.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Adhesive & Sealant Formulation: Incorporated to improve the aging resistance and durability of high-performance adhesives and sealants.

Basic Information

Product Name	2,6-Bis[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenol
CAS No.	1620-68-4
Molecular Formula	C24H26O3
Molecular Weight	362.46 g/mol
Synonyms	2,6-Bis[(2-hydroxy-5-methylphenyl)methyl]-4-methylphenol; 2,2'-Methylenebis(6-tert-butyl-4-methylphenol) analog; Phenolic antioxidant 1620-68-4; AO-1620; Bis(2-hydroxy-5-methylbenzyl)-4-methylphenol; 4-Methyl-2,6-bis[(2-hydroxy-5-methylphenyl)methyl]phenol; Low volatility phenolic antioxidant; Antioxidant 1620
EINECS	Contact for details

Quality Control

Our 2,6-Bis[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC and IR identification, to ensure it meets precise purity and consistency specifications. A Certificate of Analysis (COA) documenting all critical parameters is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 incompatible materials. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 160 °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.