Description

2,4,6-Tri-tert-Butylphenol is a sterically hindered phenolic compound widely recognized for its excellent antioxidant and stabilizing properties. Its molecular structure makes it highly effective at scavenging free radicals and inhibiting oxidative degradation processes. This compound is a critical intermediate and performance additive for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product longevity and stability.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant and processing stabilizer for polyolefins (e.g., polyethylene, polypropylene), synthetic rubbers, and other polymers to prevent thermal and oxidative degradation during manufacturing and service life.
• Lubricant & Fuel Additive: Used as an antioxidant additive in industrial lubricants, greases, and fuels to inhibit sludge formation, viscosity increase, and acid generation, thereby extending equipment life.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex hindered phenol antioxidants, phosphite stabilizers, and other specialty chemicals.
• UV Stabilizer Synergist: Often used in combination with other light stabilizers to provide enhanced protection against photo-oxidative damage in plastics and coatings.
• Inhibitor for Monomers & Resins: Prevents premature polymerization of monomers like styrene, acrylics, and vinyl compounds during storage and transportation.

Basic Information

Product Name	2,4,6-Tri-tert-Butylphenol
CAS No.	732-26-3
Molecular Formula	C18H30O
Molecular Weight	262.43 g/mol
Synonyms	2,4,6-Tris(1,1-dimethylethyl)phenol; 2,4,6-Tri-tert-butylphenol; Phenol, 2,4,6-tris(1,1-dimethylethyl)-; TTBP; Tri-tert-butylphenol; 2,4,6-Tri-tert-butyl-phenol; 2,4,6-Tri(tert-butyl)phenol; Antioxidant 246
EINECS	211-989-5

Quality Control

Our 2,4,6-Tri-tert-Butylphenol is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. Certificates of Analysis (COA) detailing key parameters such as assay, melting point, and impurity profile are provided to guarantee consistent quality and batch-to-batch reliability for your formulations.

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. 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 structure
Assay (HPLC)	≥ 98.0%
Melting Point	129 - 133 °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.