Description

2-(1,1-Dimethylethyl)-4,6-Bis(1-Phenylethyl)Phenol is a sterically hindered phenolic compound that functions as a highly effective antioxidant and stabilizer. Its molecular structure provides superior performance in protecting polymers and other materials from oxidative degradation and thermal stress. This product is essential for manufacturers in the polymer, rubber, and specialty chemical industries seeking to enhance the longevity and stability of their formulations.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., PP, PE) and engineering plastics.
• Key additive in synthetic rubber and elastomer production to prevent chain scission and cross-linking.
• Stabilizing agent for lubricants, greases, and transformer oils to extend service life.
• Intermediate in the synthesis of more complex hindered phenol antioxidants and UV stabilizers.
• Protective additive in adhesive and sealant formulations to maintain performance under heat.
• Used in fuel and gasoline stabilizers to prevent gum formation and oxidation.

Basic Information

Product Name	2-(1,1-Dimethylethyl)-4,6-Bis(1-Phenylethyl)Phenol
CAS No.	51024-05-6
Molecular Formula	C28H34O
Molecular Weight	386.57 g/mol
Synonyms	2,6-Di(α-methylbenzyl)-4-tert-butylphenol; 4-tert-Butyl-2,6-bis(1-phenylethyl)phenol; Phenol, 2-(1,1-dimethylethyl)-4,6-bis(1-phenylethyl)-; Antioxidant 2,6-Di(α-methylbenzyl)-4-tert-butylphenol; Bis(α-methylbenzyl)-p-cresol (tert-butyl substituted); AO-6; Antioxidant 51024-05-6
EINECS	Contact for details

Quality Control

Our production of 2-(1,1-Dimethylethyl)-4,6-Bis(1-Phenylethyl)Phenol adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The product is manufactured and tested in facilities that follow cGMP guidelines. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee it meets your specific application 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 alkalis and incompatible organic solvents. The material 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	115°C - 120°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.