Description

4,6-Di-tert-Butyl-2-Methylphenol is a sterically hindered phenolic compound widely recognized for its antioxidant properties. This chemical matters because it effectively inhibits oxidative degradation, thereby extending the service life and stability of various materials. It is primarily needed by manufacturers in the polymer, rubber, fuel, and lubricant industries as a critical additive to prevent premature aging and maintain product integrity.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., polyethylene, polypropylene) and other polymers.
• Antioxidant additive in synthetic and mineral-based lubricants, greases, and transformer oils.
• Stabilizer for fuels and biofuels to prevent gum formation and oxidative degradation during storage.
• Intermediate in the synthesis of more complex phenolic antioxidants and light stabilizers.
• Additive in rubber compounds, including SBR and natural rubber, to protect against heat and oxygen.
• Stabilizing agent for adhesives, sealants, and other specialty chemical formulations.

Basic Information

Product Name	4,6-Di-tert-Butl-2-Methylphenol
CAS No.	616-55-7
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	2-Methyl-4,6-di-tert-butylphenol; 4,6-Di-tert-butyl-o-cresol; DBPC; Butylated Hydroxytoluene isomer; Antioxidant DBPC; Phenol, 4,6-bis(1,1-dimethylethyl)-2-methyl-; 2,4-Di-tert-butyl-6-methylphenol; AO 29
EINECS	210-489-0

Quality Control

Our 4,6-Di-tert-Butyl-2-Methylphenol is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for industrial applications. A 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 place at room temperature (15-25°C). This product is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve efficacy.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	70 - 74 °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.